| Patent Number |
Title Of Patent |
Date Issued |
| RE40524 |
Magnet powder-resin compound particles, method for producing such compound particles and resin-b |
September 30, 2008 |
| The magnet powder-resin compound particles substantially composed of rare earth magnet powder and a binder resin are in such a round shape that a ratio of the longitudinal size a to the transverse size b (a/b) is more than 1.00 and 3 or less, and that an average particle size defined by |
| RE40348 |
Arc segment magnet, ring magnet and method for producing such magnets |
June 3, 2008 |
| A thin arc segment magnet made of .[.a.]. .Iadd.an R-T-B based, .Iaddend.rare earth sintered magnet substantially comprising 28-33 weight % of R and 0.8-1.5 weight % of B, the balance being substantially .[.Fe.]. .Iadd.T.Iaddend., wherein R is at least one rare earth element includin |
| RE38042 |
Anisotropic magnetic powder and magnet thereof and method of producing same |
March 25, 2003 |
| A the magnetically anisotropic magnetic powder having an average particle size of 1-1000 .mu.m and made from a magnetically anisotropic R-TM-B-Ga or R-TM-B-Ga-M alloy having an average crystal grain size of 0.01-0.5 .mu.m, wherein R represents one or more rare earth elements including Y, |
| RE38021 |
Anisotropic magnetic powder and magnet thereof and method of producing same |
March 11, 2003 |
| A the magnetically anisotropic magnetic powder having an average particle size of 1--1000 .mu.m and made from a magnetically anisotropic R-TM-B-Ga or R-TM-B-Ga-M alloy having an average crystal grain size of 0.01-0.5 .mu.m, wherein R represents one or more rare earth elements including Y |
| RE37834 |
Magnetic roll and method of producing same |
September 10, 2002 |
| .[.The magnet roll according to the present invention comprising a cylindrical resin-bonded magnet, a first shaft formed by injection molding integrally with the cylindrical resin-bonded magnet at one end thereof, and a second shaft press-fitted into a bore of the cylindrical resin-b |
| RE33770 |
Heat-fixing apparatus |
December 17, 1991 |
| A heat-fixing apparatus comprising a heating roll to be brought into contact with a toner image borne on a sheet member, a pressure roll in pressed contact with the heating roll to provide a nip portion therebetween, each of the heating roll and the pressure roll being constituted by |
| RE33022 |
Ferromagnetic amorphous alloy |
August 15, 1989 |
| A ferromagnetic amorphous alloy having a composition represented by (Co.sub.x Ni.sub.y Fe.sub.z).sub.a M.sub.b G.sub.c, wherein M is Cr, Mo and/or W, G is Zr, Hf and/or Ti and x,y,z and a, b, c are selected to meet the conditions of x=1-y-z, 0.ltoreq.y.ltoreq.0.2, 0.ltoreq.z.ltoreq.0.7, |
| RE32005 |
Magnetic alloy having a low melting point |
October 15, 1985 |
| A magnetic alloy having a relatively low melting point, particularly for dental use.The low melting point magnet alloy contains one or more elements of Co and Ni, a Co content of which being in the range of 79 wt. % or less, a Ni content being in the range of 80 wt. % or less, the remain |
| D376602 |
Exhaust manifold for an internal combustion engine |
December 17, 1996 |
|
| D372250 |
Exhaust manifold for an internal combustion engine |
July 30, 1996 |
|
| 7626471 |
Non-reciprocal circuit device |
December 1, 2009 |
| A non-reciprocal circuit device comprising a first inductance element L1 disposed between a first input/output port P1 and a second input/output port P2, a first capacitance element Ci parallel-connected to the first inductance element L1 to constitute a first resonance circuit, a re |
| 7626301 |
Electric rotating machine having permanent magnets and method of manufacturing teeth portions of |
December 1, 2009 |
| An electric rotating machine having permanent magnets having a rotor having a plurality of permanent magnets, a stator iron core disposed in opposite relation with the rotor, and a stator winding wound around the stator core, wherein the stator core is constituted by a yoke and a plu |
| 7622010 |
Method and apparatus for producing granulated powder of rare earth alloy and method for producin |
November 24, 2009 |
| A method of making a rare-earth alloy granulated powder according to the present invention includes the steps of: preparing a rare-earth alloy powder; generating remanent magnetization in the powder; and granulating the powder by utilizing agglomeration force produced by the remanent |
| 7614541 |
Method and apparatus for placing conductive balls |
November 10, 2009 |
| An improved placing method and placing apparatus are provided for placing conductive balls in a predetermined pattern onto a base unit. In the placing method for placing balls having conductivity in a predetermined pattern onto one surface of the base unit, an arrangement member has one |
| 7609124 |
Non-reciprocal circuit device |
October 27, 2009 |
| A non-reciprocal circuit device comprising a metal case, a ground plate disposed on an inner bottom surface of the metal case, a resin member disposed on the ground plate and having an opening from which the ground plate is exposed, a planar microwave ferrite member disposed in the o |
| 7606454 |
Optical fiber array, optical component and optical switch using the optical fiber array |
October 20, 2009 |
| An optical fiber array for insertion-positioning and arranging coated optical fibers in a substrate, in which a plurality of through-holes are formed, wherein a coating of a tip of the coated optical fiber is removed to expose a optical fiber, and wherein with the use of three substrates |
| 7604898 |
Positive electrode material, its manufacturing method and lithium secondary battery |
October 20, 2009 |
| The object of the invention is to provide positive electrode material in which a discharge rate characteristic and battery capacity are hardly deteriorated in the environment of low temperature of -30.degree. C., its manufacturing method and a lithium secondary battery using the positive |
| 7604468 |
Press machine and method for producing magnet |
October 20, 2009 |
| A press machine 10 includes a die 12 with a through hole 12a that defines a cavity, a first press surface 14a and a second press surface 16a for pressing a magnetic powder 18 loaded in the cavity, and magnetic field generating means for applying an aligning magnetic field to the magnetic |
| 7597737 |
Method for producing steel ingot |
October 6, 2009 |
| A method for producing a steel ingot, which comprises an Mg oxide forming step of preparing a molten steel containing Mg in an amount sufficient for the molten steel to have an oxide composition having MgO as a primary component and a dissociation step of keeping the pressure of the |
| 7595492 |
Fluorescent material, a method of manufacturing the fluorescent material, a radiation detector u |
September 29, 2009 |
| An aspect in accordance with the present invention provides, a fluorescent material with garnet structure containing Gd, Al, Ga, and O at least, containing Lu and/or Y, and also containing Ce as an activator, wherein said fluorescent material is expressed as (Gd.sub.1-x-zL.sub.xCe.su |
| 7591918 |
Ceramic honeycomb structure and its production method and coating material used therefor |
September 22, 2009 |
| A ceramic honeycomb structure comprising a ceramic honeycomb body comprising axial grooves on its periphery and cell walls constituting a larger number of flow paths inside the grooves, and a peripheral wall layer covering the grooves, wherein there are stress release portions at lea |
| 7591177 |
Flow sensor and mass flow controller using the same |
September 22, 2009 |
| A low cost, compact, high performance flow sensor that can be made small in size even for use in a large flow rate and a mass flow controller using the same are provided. The flow sensor includes a bypass passage, a sensor passage, and a bridge circuit including heat-generating resistanc |
| 7590356 |
Variable dispersion compensator |
September 15, 2009 |
| The present invention provides: (1) a compensator that compensates a wide range of amount of dispersion of light in a wide bandwidth band; and (2) a variable dispersion slope compensator applicable to the case where a transmission path suitable for a wavelength division multiplexing |
| 7585378 |
Methods for producing raw material alloy for rare earth magnet, powder and sintered magnet |
September 8, 2009 |
| A method of making a material alloy for an R-T-Q based rare-earth magnet according to the present invention includes the steps of: preparing a melt of an R-T-Q based rare-earth alloy, where R is rare-earth elements, T is a transition metal element, Q is at least one element selected from |
| 7578892 |
Magnetic alloy material and method of making the magnetic alloy material |
August 25, 2009 |
| A magnetic alloy material according to the present invention has a composition represented by Fe.sub.100-a-b-cRE.sub.aA.sub.bCo.sub.c, where RE is a rare-earth element always including La, A is either Si or Al, 6 at %.ltoreq.a.ltoreq.11 at %, 8 at %.ltoreq.b.ltoreq.18 at %, and 0 at |
| 7578864 |
Ceramic honeycomb filter and its production method |
August 25, 2009 |
| A ceramic honeycomb filter comprising pluralities of ceramic honeycomb structures each having large numbers of flow paths partitioned by cell walls, which are bonded in the direction of the flow paths, predetermined flow paths being sealed by plugs, plugs formed at one end of at least on |
| 7577404 |
High-frequency device, high-frequency module and communications device comprising them |
August 18, 2009 |
| A high-frequency module constituted by an integral laminate for handling a plurality of transmitting/receiving systems having different passbands comprises (a) a switch module part for branching higher-frequency signals and lower-frequency signals and switching connection to the transmit |
| 7570142 |
Permanent magnet for particle beam accelerator and magnetic field generator |
August 4, 2009 |
| A permanent magnet for a particle accelerator and a magnetic field generator, in which Nd--Fe--B based magnets are used but are not demagnetized so easily even when exposed to a radiation, are provided. A permanent magnet for a particle accelerator is used in an environment in which |
| 7562575 |
Impact-resistant acceleration sensor |
July 21, 2009 |
| An acceleration sensor, which has realized such a high impact-resistance that a weight bottom surface of an acceleration sensor element does not directly collide with an inner bottom plate of a protection case made of ceramic, glass or silicon to avoid edges and corners of the weight bot |
| 7550047 |
Rare earth element-iron-boron alloy and magnetically anisotropic permanent magnet powder and met |
June 23, 2009 |
| A method of making a magnetically anisotropic magnet powder according to the present invention includes the steps of preparing a master alloy by cooling a rare-earth-iron-boron based molten alloy and subjecting the master alloy to an HDDR process. The step of preparing the master alloy |
| 7549335 |
Free fall detection device |
June 23, 2009 |
| A free fall detection device capable of detecting a fall accompanied by rotation is provided. A fall accompanied by rotation is detected based on a waveform of an acceleration signal output from the acceleration detection unit and an angular velocity signal output from the angular ve |
| 7547365 |
Process for producing, through strip casting, raw alloy for nanocomposite type permanent magnet |
June 16, 2009 |
| To make a raw alloy, consisting mostly of amorphous structure, highly productively and at a reduced cost for a nanocomposite magnet, a molten alloy represented by Fe.sub.100-x-y-zR.sub.xQ.sub.yM.sub.z (where R is at least one element selected from Pr, Nd, Dy and Tb; Q is B and/or C; M is |
| 7546091 |
High-frequency circuit and high-frequency device |
June 9, 2009 |
| A high-frequency circuit for branching high-frequency signals for pluralities of communications systems of different frequencies, which comprises a lowpass filter circuit disposed between first and second ports and/or a highpass filter circuit disposed between the first port and a fo |
| 7545759 |
High-frequency switching module and its control method |
June 9, 2009 |
| A method for controlling a high-frequency switching module comprising a diplexer comprising first and second filter circuits F1, F2 for dividing signals received by an antenna to a receiving signal of a first transmitting/receiving system and a receiving signal of second and third tr |
| 7534311 |
R-t-b sintered magnet and rare earth alloy |
May 19, 2009 |
| A rare-earth sintered magnet according to the present invention, of which the main phase is an R.sub.2T.sub.14B type compound phase, includes: 27 mass % through 32 mass % of R, which is at least one rare-earth element that is selected from the group consisting of Nd, Pr, Tb, and Dy and t |
| 7531052 |
Steel strip for razor blades and method of manufacturing the same |
May 12, 2009 |
| The present invention provides a martensitic stainless steel strip for razor blades in annealed state comprising a continuous processed groove being formed with thermal energy in a longitudinal direction on one side of the strip at a position with a predetermined distance from one edge; |
| 7522013 |
Non-reciprocal circuit device |
April 21, 2009 |
| A non-reciprocal circuit device comprising a first inductance element connected between a first input/output port and a second input/output port, a second inductance element connected between the second input/output port and the ground, a first capacitance element connected between t |
| 7518469 |
Multi-band high-frequency circuit, multi-band high-frequency circuit component and multi-band co |
April 14, 2009 |
| A multi-band high-frequency circuit for performing wireless communications among pluralities of communication systems having different communication frequencies, comprising a high-frequency switch circuit comprising switching elements for switching the connection of pluralities of mu |
| 7517555 |
Copper plating solution and method for copper plating |
April 14, 2009 |
| A copper plating solution according to the present invention is characterized by that it comprising 0.03 mol/L to 0.5 mol/L of copper sulfate, 0.05 mol/L to 0.7 mol/L of ethylenediaminetetraacetic acid and 0.02 mol/L to 0.3 mol/L of sulfite, and has a pH adjusted to 5.0 to 8.5. A met |
| 7513960 |
Stainless steel having a high hardness and excellent mirror-finished surface property, and metho |
April 7, 2009 |
| Disclosed is a stainless steel containing, by mass, 0.05% or less carbon, 1.5 to smaller than 3.5% Si, 3.0% or less Mn, 6.0 to 12.0% Cr, 4.0 to 10.0% Ni, 10.0% or less Co, 6.0% or less Cu, 0.5 to 3.0% Ti, 0 to 2.0% Al, not more than 1.0% Mo, not more than 0.01% nitrogen, and the balance |
| 7512344 |
Variable dispersion compensator |
March 31, 2009 |
| A dispersion compensator is applicable to a WDM optical transmission system and features low loss, wideband usage, and minimum ripple. The dispersion compensator is constructed so that the light emitted from a collimator will be reflected from an etalon of a 100% single-side reflecta |
| 7511679 |
Antenna, and radio timepiece using the same, keyless entry system, and RFID system |
March 31, 2009 |
| A magnetic sensor-type antenna comprising a magnetic core and a coil wound around the magnetic core for receiving electromagnetic waves, which is disposed in a housing such that the end portion of the magnetic core is bent away from the housing or a metal portion of the housing, and a |
| 7511576 |
High frequency power amplifying circuit and high frequency electronic component using the same |
March 31, 2009 |
| In an amplifying circuit using a grounded-emitter high frequency signal amplifying bipolar transistor, the value of impedance of a bias circuit as seen from the base terminal of the bipolar transistor is made optimum in the baseband frequency. More specifically, the resistance value of a |
| 7507302 |
Method for producing nanocomposite magnet using atomizing method |
March 24, 2009 |
| A rare-earth alloy powder is obtained by rapidly cooling a melt of an alloy by an atomization process. The alloy has a composition represented by (Fe.sub.1-mT.sub.m).sub.100-x-y-zQ.sub.xR.sub.yTi.sub.zM.sub.n, where T is at least one of Co and Ni, Q is at least one of B and C, R is at |
| 7505646 |
Optical switch and optical switch array |
March 17, 2009 |
| An optical switch includes an input optical fiber, first and second output optical fibers, a movable mirror for switching over an optical path between the input optical fiber and an output optical fiber, and collimator lenses disposed on optical paths formed between the input optical |
| 7503304 |
Internal engine piston and its production method |
March 17, 2009 |
| An integrally cast steel piston for internal engines, the cast steel having (a) a composition comprising 0.8% or less of C, 3% or less of Si, 3% or less of Mn,0.2% or less of S, 3% or less of Ni, 6% or less of Cr, 6% or less of Cu, and 0.01-3% of Nb, the balance being substantially Fe |
| 7485372 |
Multi-layer coating having excellent adhesion and sliding properties and production method there |
February 3, 2009 |
| It is an object of the present invention to provide a multi-layer coating having excellent adhesion and sliding properties, which contains a hard layer having a main component of a nitride and/or carbonitride containing one or more elements selected from the group consisting of Ti, V, Zr |
| 7481970 |
Heat resistant alloy for use as material of engine valve |
January 27, 2009 |
| A low cost, economical and less resource-consuming heat resistant alloy for use as material of engine valve is disclosed, while the alloy has excellent mechanical properties at high temperature and excellent toughness after heated for a long time that conventional heat resistant allo |
| 7474503 |
Thin film magnetic head wafer with identification information |
January 6, 2009 |
| A thin-film magnetic head wafer includes a first principal surface and a second principal surface which are substantially parallel to each other. An electrical/magnetic transducer is provided on the first principal surface. Identification information is recorded on the first principal |
| 7473325 |
Current transformer core, current transformer and power meter |
January 6, 2009 |
| A current transformer core made of an alloy having a composition represented by the general formula: Fe.sub.100-x-a-y-cM.sub.xCu.sub.aM'.sub.yX'.sub.c (by atomic %), wherein M is Co and/or Ni, M' is at least one element selected from the group consisting of V, Ti, Zr, Nb, Mo, Hf, Ta |
