| Patent Number |
Title Of Patent |
Date Issued |
| 7259947 |
Phase control switching device |
August 21, 2007 |
| Respective contact terminals in respective arc-suppressing spaces of respective breakers are opened at a voltage zero point of any phase of three phases, simultaneously among the three phases. If current breaking is carried out for the three phases at the same time, when the breakers |
| 7095139 |
Transformer inrush current elimination system |
August 22, 2006 |
| A closing phase that produces the smallest energization flux error at a connection input point is calculated based upon a residual flux of the first closing phase and the preliminarily given pre-arc characteristic and closing time deviation characteristic of a three-phase circuit bre |
| 6947000 |
Antenna device and portable radio communication device |
September 20, 2005 |
| Providing an antenna device and a portable radio communication device whose conductive plate for use in reducing the amount of the electromagnetic waves to be absorbed into a human body can be reduced in size. The portable radio communication device 1 includes a circuit board (not shown) |
| 6743177 |
Puncturing needle guide, ultrasonic probe, and ultrasound imaging apparatus |
June 1, 2004 |
| A puncturing needle guide includes a plate-like body whose width diminishes gradually from one end thereof to the other end thereof; a plurality of holes which are formed in an end surface of the puncturing needle guide at one end thereof and through which a puncturing needle can be pass |
| 6723422 |
Composite reverse osmosis membrane and process for preparing the same |
April 20, 2004 |
| A composite reverse osmosis membrane is described, which includes a polyamide skin layer on a porous support, with a contact angle between the polyamide skin layer surface and water of 45.degree. or less. The composite reverse osmosis membrane has a high salt rejection and also a hig |
| 6633257 |
Antenna element, adaptive antenna apparatus, and radio communication apparatus |
October 14, 2003 |
| An antenna element includes a substrate formed of a dielectric material having a specific inductive capacity exhibiting frequency distributing properties, a grounding conductor formed on one surface of the substrate, a plurality of radiating conductors formed on the other surface of the |
| 6507318 |
Antenna apparatus and portable communication apparatus |
January 14, 2003 |
| An antenna apparatus and a portable communication apparatus are disclosed to reduce the quantity of electromagnetic waves absorbed by a human body in a portable communication apparatus even in case of any wireless communication frequency corresponding to at least two or more wireless |
| 6493203 |
Phase control switch apparatus |
December 10, 2002 |
| A phase control switch apparatus incorporating a phase-based break/make controller (80A, 80B, 80C) for protecting a reactive load such as a transformer (10) from transient surge phenomena taking place upon power-supply breaking/making operation. The phase control switch apparatus inc |
| 6469670 |
Antenna device and portable radio communication device |
October 22, 2002 |
| Reducing the maximum value of the local average SAR to be absorbed into a human body without forming a short circuit between the conductive plate and the ground conductor is accomplished in a portable radio communication device 1 that includes a circuit board necessary for performing rad |
| 6456248 |
Antenna device and portable wireless communication apparatus |
September 24, 2002 |
| An antenna device and a portable wireless communication apparatus lower a local average specific absorption rate (SAR) in correspondence to at least two or more kinds of radio communication systems using different radio communication frequencies even when any radio communication frequenc |
| 6454942 |
Liquid separation membrane module |
September 24, 2002 |
| A liquid separation membrane module includes a semipermeable membrane receiving a pressure of a feed liquid, and a channel material arranged so as to support the back side of the semipermeable membrane. The channel material is a tricot knitted fabric knitted by a tricot knitting machine |
| 6392390 |
Synchronous switching apparatus for use with a multiple phase power system |
May 21, 2002 |
| A synchronous switching apparatus for detecting a source voltage of each phase to close each phase at an electrical phase angle predetermined for each phase, including switching devices 1a-1c provided one for each phase for opening and closing an impedance load, switching devices 2a-2c f |
| 6386984 |
Amusement facilities, vehicles for amusement facilities, and display for amusement facilities |
May 14, 2002 |
| Amusement facilities for providing predetermined images to passengers inside a vehicle for amusement on the basis of a scenario while the vehicle (ride)(1) is moving in a predetermined course, wherein the course includes bright areas and dark areas, and acceleration/deceleration of the |
| 6366247 |
Antenna device and portable radio set |
April 2, 2002 |
| The present invention makes it possible to realize an antenna device and a portable radio set capable of greatly reducing the deterioration of antenna characteristics while used near a human body and greatly reducing the deterioration of communication quality by electrically connecting |
| 6362792 |
Antenna apparatus and portable radio set |
March 26, 2002 |
| An antenna that functions as an approximately balanced antenna that is structurally asymmetric but electrically symmetric includes a first antenna element that is extendable and retractable, a second fixed antenna element, an unbalanced transmission line feeding the first and second |
| 6229485 |
Antenna device |
May 8, 2001 |
| An antenna device includes a flat ground conductor; a first flat radiation conductor disposed against the flat ground conductor interposing a first dielectric layer; a first short-circuit conductor connecting an end of the first flat radiation conductor and the flat ground conductor; a s |
| 6172863 |
Phase control switching system |
January 9, 2001 |
| A phase control switching system for controlling opening and closing timings of a power switching device to suppress the occurrence of an exciting rush current or a make-and-break surge voltage which is severe to system equipment such as a transformer, a reactor and a capacitor bank, or |
| 6075487 |
Portable telephone and antenna device |
June 13, 2000 |
| Corresponding to a connector for an external antenna arranged at a bottom end portion of a housing of a portable telephone, a RF transmitter-receiver circuit and a feeding spring are provided in a lower part of a circuit substrate, electric power is supplied to a bottom end portion o |
| 6052567 |
Portable radio apparatus with coaxial antenna feeder in microphone arm |
April 18, 2000 |
| In a compact portable telephone, a rotational shaft portion of a microphone arm is freely rotatably coupled to the bottom portion of the housing, and it is used in a first state where the housing and the microphone arm are aligned with each other and in a second state where they are inte |
| 6031493 |
Antenna for two frequency bands |
February 29, 2000 |
| An antenna unit operating for two frequency bands either when contained or pulled out. A fixed antenna unit 20 and a slide antenna unit 30 are provided. A helical antenna 21 is provided in the fixed antenna unit 20. A first monopole antenna 31 having the same axis as the helical antenna |
| 6024873 |
Highly permeable composite reverse osmosis membrane and a reverse osmosis membrane module using |
February 15, 2000 |
| The present invention provides a composite reverse osmosis membrane and a reverse osmosis membrane module using the same, having a high salt rejection, high water permeability, and a high rejection of organic substances such as isopropyl alcohol, which can be used to remove organic s |
| 5989426 |
Osmosis membrane |
November 23, 1999 |
| A composite reverse osmosis membrane has a polyamide type skin layer whose specific surface area ranges from 3 to 1000. The composite reverse osmosis membrane of this invention is superior in the salt rejection property and water permeability. The composite reverse osmosis membrane compr |
| 5969682 |
Antenna apparatus and portable radio apparatus |
October 19, 1999 |
| An antenna apparatus for use in a portable cellular telephone that can avoid deterioration in signal radiation characteristics caused by the adverse influence of a user's head during the use of the telephone. Two sleeves have been fixed to a housing for a portable cellular telephone. A |
| 5952974 |
Antenna assembly and portable radio apparatus |
September 14, 1999 |
| A mono-pole antenna is composed of a first element and a second element. An insulator spacer is disposed between the first element and the second element so as to capacitively couple them. In the state that the antenna is retracted, the helical antenna operates. In the state that the ant |
| 5918162 |
Antenna unit and portable radio terminal with a feeding circuit and spiral antenna |
June 29, 1999 |
| An antenna unit in which fine antenna characteristic can be obtained when the antenna is contained/pulled out. When the second antenna (9) is contained, the second antenna is electrically disconnected from the feeding circuits (5, 7) by the antenna cover (13), so that only the first |
| 5861859 |
Antenna assembly and portable radio apparatus |
January 19, 1999 |
| An antenna assembly has a first helical antenna and a second rod antenna extending through inside said first antenna in the axis direction. When the antenna is retracted, the upper end of a conductive portion of the second antenna passes through the first antenna to be positioned below t |
| 5843351 |
Highly permeable composite reverse osmosis membrane, method of producing the same |
December 1, 1998 |
| This invention provides a composite reverse osmosis membrane having a polyamide type skin layer whose average surface roughness is at least 55 nm, and the polyamide type skin layer comprises the reaction product of a compound having amino groups and polyfunctional acid halide compound |
| 5837953 |
DC circuit breaking device |
November 17, 1998 |
| A DC circuit breaking device is provided for interrupting the transmission of direct currents to an electric power system by making external changes to an arc generated upon contacting or separation of contacts 11 and 12 in order to rapidly extend and vibrate arc currents. In a self-exci |
| 5791549 |
Ultrasonic single-point bonder for semiconductor device fabrication |
August 11, 1998 |
| A single-point bonder is provided ultrasonically bonding lead fingers extending along different directions onto a semiconductor chip with satisfactory reliability. The bonder contains a first bonding tool for bonding a first set of lead fingers onto a semiconductor chip using a first |
| 5737162 |
Circuit breaking device |
April 7, 1998 |
| An objective of this invention is to provide a DC circuit breaking device having functions for transmitting direct currents to an electric power system and interrupting direct currents to the electric power system under abnormal conditions such as grounding and short-circuits, where the |
| 5733602 |
Method for producing highly permeable composite reverse osmosis membrane |
March 31, 1998 |
| Disclosed is a method for producing a composite reverse osmosis membrane comprising the steps of coating a porous support with (A) a solution containing a compound having at least two reactive amino groups per molecule and bringing (B) a solution containing a polyfunctional acid hali |
| 5668691 |
Arrangement for gas circuit breaker with reactor and capacitor connected in series and method fo |
September 16, 1997 |
| A small-sized arrangement for a DC circuit breaker with a reactor and a capacitor connected in series is provided which includes a DC circuit breaker, a parallel impedance means with a suitably determined inductance and a suitable capacitance less in value than the inductance, and an |
| 5614099 |
Highly permeable composite reverse osmosis membrane, method of producing the same, and method of |
March 25, 1997 |
| This invention provides a composite reverse osmosis membrane having a polyamide type skin layer whose average surface roughness is at least 55 nm, and the polyamide type skin layer comprises the reaction product of a compound having amino groups and polyfunctional acid halide compound |
| 5561326 |
Large scale integrated circuit device |
October 1, 1996 |
| An integrated circuit device includes a barrier layer as an underlying layer for a wiring conductor layer. The barrier layer is formed of titanium oxide-titanium nitride or titanium nitride or composite layers of titanium, 2-titanium nitride and titanium nitride. The barrier layer may |
| 5525158 |
Thin film deposition apparatus |
June 11, 1996 |
| A thin film deposition apparatus for use in a semiconductor manufacturing process or the like, is provided to, in particular, deposit a diffusion barrier thin film onto a substrate having a concave portion with a relatively high aspect ratio (hereinafter referred to as a contact hole). |
| 5354445 |
Thin film-forming apparatus |
October 11, 1994 |
| A thin film forming apparatus which utilizes cluster ion beam deposition to form thin films on a substrate. In one embodiment, the electrons which ionize the vapor clusters are generated by a cathode which is located inside the corresponding anode. The cathode serves not only as a source |
| 5180477 |
Thin film deposition apparatus |
January 19, 1993 |
| In a thin film deposition apparatus, a vapor generation source including a crucible containing a desposition material is disposed inside an ionization means, the crucible being disposed below a cathode filament. Since the upper section of the crucible is heated by the heat of the fil |
| 5100526 |
Apparatus for forming thin film |
March 31, 1992 |
| An apparatus for forming a thin film includes a vacuum chamber; an exhaust system for evacuating the vacuum chamber and a crucible for generating, in the vacuum chamber, clusters of a deposit substance. The apparatus for forming a thin film further includes an ionizing device for ionizin |
| 5054421 |
Substrate cleaning device |
October 8, 1991 |
| A substrate cleaning device comprises a gas jet nozzle for jetting gas toward a substrate, an electron beam irradiation selection for irradiating electron beams into the jetted gas to induce glow discharge, and an ion acceleration section for drawing ions out of the glow discharge to imp |
| 4890575 |
Thin film forming device |
January 2, 1990 |
| A thin film forming device comprises a vacuum tank held at the predetermined degree of vaccum; a substrate placed in the vacuum tank; internal tanks disposed in the vacuum tank and each having an opening opposite to the substrate; gas jet nozzles, one arranged in each of the internal |
| 4818387 |
Sulfonated polysulfone composite semipermeable membranes and process for producing the same |
April 4, 1989 |
| A sulfonated polysulfone composite semipermeable membrane comprising a support membrane having laminated thereon in unity a semipermeable membrane composed of a sulfonated polysulfone formed by sulfonating a polysulfone composed of a recurring unit shown by formula (A) ##STR1## w |
| 4799454 |
Apparatus for forming a thin film |
January 24, 1989 |
| An apparatus for forming a thin film in which the reactive gases, which have been activated by the reactive gas activation means, accelerated by the kinetic energy controlling means, and still more activated by the excimer laser beam emitted toward the neighborhood of the substrate from |
| 4476419 |
Windshield wiper control device |
October 9, 1984 |
| A windshield wiper control device for use on a vehicle includes a light-emitting unit mounted on the vehicle outside of a compartment for emitting a ray of infrared radiation, a photodetector unit mounted on the vehicle within the compartment and having a slit plate for producing an |
