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Tokyo Shibaura Electric Co., Ltd. Patents
Assignee:
Tokyo Shibaura Electric Co., Ltd.
Address:
Kawasaki, JP
No. of patents:
517
Patents:


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Patent Number Title Of Patent Date Issued
D257772 Telephone January 6, 1981
D251595 Electronic copier April 17, 1979
D251594 Electronic copier April 17, 1979
D249521 Electronic copier September 19, 1978
4672179 Apparatus for cooking rice substantially under atmospheric pressure June 9, 1987
Disclosed is an electric rice cooker which includes a pot to hold rice and water, an inner case defining a heating space between the inner case and the outer peripheral and bottom surfaces of the pot, an outer case supporting the inner case, and at least one heater disposed in the heatin
4670282 Method for cooking rice June 2, 1987
Disclosed is an electric rice cooker which comprises a pot to hold rice and water, an inner case defining a heating space between the inner case and the outer peripheral and bottom surfaces of the pot, an outer case supporting the inner case, and at least one heater disposed in the heati
4587928 Apparatus for producing a semiconductor device May 13, 1986
A process tube that is impermeable to impurities for use in the manufacture of semiconductor devices. The process tube is made of sintered silicon carbide and it may optionally be infiltrated with elemental silicon. The inner surface of the process tube includes a layer of high density s
4453230 Address conversion system June 5, 1984
An address conversion system comprises an improved associative memory circuit for providing a real address corresponding to an applied virtual address with reference to the correspondence between virtual and real addresses stored in a main memory. The associative memory includes first
4405093 Endless tape travelling device September 20, 1983
A recording and/or reproducing apparatus for an endless tape includes a stationary reel around which an endless tape is wound and which has a guide path formed over the inner and outer peripheral faces. The tape is led from the innermost side thereof through the guide path to a recording
4400771 Multi-processor system with programmable memory-access priority control August 23, 1983
A multi-processor system includes a plurality of processors, a common shared memory, and programmable memory access priority control circuit. The programmable memory access priority control circuits includes a programmable register circuit and a priority control circuit. The programm
4392712 Light distributor July 12, 1983
A light distributor comprising a plurality of optical fibers each having a tapered portion, said tapered portions of the optical fibers being thermally fused together to form a light mixing section where the cores of the fibers are packed together in a single cladding.
4385307 Solid state image sensing device for enhanced charge carrier accumulation May 24, 1983
A so-called buried channel type solid state image sensing device is formed with a channel layer of the opposite conductivity type in the surface of a semiconductor substrate. An insulating layer is formed on the surface of the semiconductor substrate and spaced apart photo-electrode and
4381528 Enclosed-type magnetic disc recording and/or reproducing apparatus April 26, 1983
An enclosed-type magnetic disc recording and/or reproducing apparatus according to this invention, having a pressure chamber to enclose a bearing unit of a flange rotating along with a magnetic disc, introduces an air pressure at a high-pressure portion, created by an air flow produc
4371419 Method for producing a lithium tantalate single crystal February 1, 1983
A method for producing a lithium tantalate single crystal comprises the steps of preparing a melt consisting essentially of lithium tantalate in a platinum-rhodium crucible including (20 to 35 weight percent of rhodium and 80 to 65 weight percent of platinum), and growing a lithium tanta
4341874 Si.sub.3 N.sub.4 Ceramic powder material and method for manufacturing the same July 27, 1982
Ceramic powder material mainly consists of silicon nitride wherein the content of oxygen combined with generally unavoidable impurities as measured by activation analysis accounts for less than 2% by weight. The above-mentioned ceramic powder material can also be prepared preferably by
4339410 Control for liquid plant July 13, 1982
A temperature control system for liquid plant is comprised of liquid metal, plant members, heaters for heating these liquid metal and the plant members at respective control points, a temperature control unit and a control unit. The plant members include a vessel containing liquid metal,
4336163 Oxide negative resistance element June 22, 1982
An oxide negative resistance element having a main body consisting of a sintered material containing 89.9 to 20 mole % of ZnO, 10.0 to 60 mole % of MgO and 0.1 to 20 mole % of MnO.sub.2.
4330886 Automatic telephone exchange system for both speech signals and data transfer May 18, 1982
Telephones are coupled with data terminal equipments through data lines. The data lines are used to transfer the terminal data between the data terminal equipments and the telephones. Speech signals are transferred between the telephones and a PCM telephone exchange through speech lines.
4327373 Composite color signal processing circuit April 27, 1982
A signal-processing circuit comprises a first gate circuit, a chrominance signal amplifier, a hue control circuit, means for reproducing a composite color signal, an AC coupling capacitor, and a second gate circuit. The first gate circuit receives a composite color signal consisting of
4302205 Input control method and means for nitrogen oxide removal November 24, 1981
Nitrogen oxide contained in the flue-gas from a heating unit is removed in a nitrogen oxide removal unit by injection of nitrogen oxide removing agent in an amount determined by the amount of the nitrogen oxide contained in the flue-gas. Such amount of nitrogen oxide contained in the
4299443 Apparatus for detecting the defects of a pattern with directional characteristics using a filter November 10, 1981
An apparatus for detecting the defects composed of non-linear components of a subject pattern, includes a laser source for illuminating the subject pattern by a laser beam, a Fourier-transform lens for projecting an information light from the pattern through a spatial filter onto a scree
4297612 Electron gun structure October 27, 1981
An electron gun structure which includes at least one cathode electrode, a plurality of grid electrodes including a first grid electrode, and a heater coil. The cathode electrode consists of a tubular cathode sleeve and an electron emissive coating formed on the closed end of it. The
4296065 Method of producing highly densified ceramic articles October 20, 1981
A method of producing ceramic articles having a density substantially equal to the theoretical density comprises heating a highly porous preliminary molding made of a ceramic powder to obtain a preliminarily sintered molding of a porosity below 30%, followed by sintering the preliminaril
4295027 Microwave ovens with programmable control October 13, 1981
The microwave oven is provided with a main control circuit including an input mechanism of an information regarding a cooking time, a heat output level, foodstuff temperature, and the like, the main control circuit controlling the cooking operation in accordance with the predetermined
4292656 Enclosed-type magnetic disc recording and/or reproducing apparatus September 29, 1981
An enclosed-type magnetic disc recording and/or reproducing apparatus according to this invention, having a pressure chamber to enclose a bearing unit of a flange rotating along with a magnetic disc, introduces an air pressure at a high-pressure portion, created by an air flow produc
4290828 Method for manufacturing bimetal September 22, 1981
A bimetal is disclosed having a high, rapid deflection over a specified temperature range, including a high expansion metal alloy component having a high thermal expansion coefficient that changes rapidy at 50.times.10.sup.-6 /.degree.C. or greater at a temperature of between about 1
4284432 Ceramic powder material and method for manufacturing the same August 18, 1981
Ceramic powder material mainly consists of silicon nitride wherein the content of oxygen combined with generally unavoidable impurities as measured by activation analysis accounts for less than 2% by weight. The above-mentioned ceramic powder material can also be prepared preferably by
4282860 Hot air type solar heat-collecting apparatus August 11, 1981
A hot air type solar heat-collecting apparatus comprises a first transparent plate, a second transparent film located thereunder, and a corrugated metal plate mounted on the underside of a second transparent film to absorb the sunlight. The metal plate forms a first group of air pass
4282860 Hot air type solar heat-collecting apparatus August 11, 1981
A hot air type solar heat-collecting apparatus comprises a first transparent plate, a second transparent film located thereunder, and a corrugated metal plate mounted on the underside of a second transparent film to absorb the sunlight. The metal plate forms a first group of air pass
4279022 Electronic calculation/memorandum apparatus July 14, 1981
An electronic calculation/memorandum apparatus comprises: a main memory; a key input unit including character keys, numerical keys, symbol keys, and a character mode selection key, a data write-in key for the main memory, and a data read-out key for the main memory; means for setting the
4275430 DV/DT Protection circuit device for gate turn-off thyristor June 23, 1981
A snubber circuit is connected between the anode and cathode of a gate turn-off (GTO) thyristor. To the GTO thyristor a saturable reactor is connected in series. A gate off signal is supplied to the gate of the GTO thyristor and to the saturable reactor as backward current to reset the
4263067 Fabrication of transistors having specifically paired dopants April 21, 1981
A semiconductor device comprising an N type collector layer formed in an N type semiconductor wafer, a P type base layer which is in contact with the N type collector layer at a PN junction that extends to the surface and which contains an N type impurity material of which the energy of
4259292 Gas detecting element March 31, 1981
A gas detecting element comprising a hollow cylindrical insulative body, a pair of electrodes provided on the outer periphery of the insulative body, a gas detecting body covering up the outer periphery of the insulative body and the electrodes, a catalyst layer made of a catalytic mater
4255136 Furnace for heat treatment of wire materials March 10, 1981
A furnace for the heat treatment of wire materials, comprising a cylindrical furnace body having holes at both ends through which a wire material is inserted into and out of the furnace body, a combustion chamber formed within the furnace body, a burner provided at one end portion of
4253338 Ultrasonic diagnostic equipment March 3, 1981
An ultrasonic diagnostic equipment of linear electric scanning type includes a plurality of pulse generators for supplying electric pulses to a plurality of ultrasonic transducers disposed on a plane, gate circuits for driving the pulse generator, a plurality of analogue switching ci
4250473 Circuit board having printed thereon conductive patterns to be connected with input and output l February 10, 1981
An acoustic surface wave filter element provided with two input and two output pins connected with the input and the output interdigital electrodes, respectively and an earth pin connected with a filter element shield casing is disposed on one surface of a circuit board, with the five
4249227 Enclosed switchboard having instruments needed for regular inspection and operation mounted on a February 3, 1981
An enclosed switchboard in which an upper chamber and a lower chamber are formed within a switchboard frame in the form of a box for accommodating electrical apparatus such as circuit breakers. At the free surfaces of the frame facing the two chambers a top level door and a bottom level
4247867 Apparatus for processing the output voltage of a detection circuit January 27, 1981
The apparatus comprises a phase detection circuit for detecting the phase difference between two input signals to produce a single output which is supplied to charge a capacitor through a gate circuit and a unidirectionally conductive element. The terminal voltage of the capacitor is
4245201 Elastic surface wave device January 13, 1981
An elastic surface wave device includes a transducer having an elastic surface wave propagated in the direction of 75 to 133 degrees to a Y-axis on an X-cut lithium tantalate (LiTaO.sub.3) substrate.
4245200 Method of intermediate frequency filtration in a television receiver January 13, 1981
An elastic surface wave device includes a transducer having an elastic surface wave propagated in the direction of 75 to 133 degrees to a Y-axis on an X-cut lithium tantalate (LiTaO.sub.3) substrate.
4245164 Solid state image pickup device January 13, 1981
A solid state image pickup device utilizing a charge coupled device (CCD) includes an imaging section for converting a projected optical image into an electric charge corresponding to a quantity of light, a storage section for storing the electric charge transferred from the imaging sect
4244322 Magnetic brush type developing apparatus January 13, 1981
A developing apparatus includes a cylindrical drum having a photosensitive layer provided around the outer peripheral surface thereof, and a magnetic roller mounted within a receptacle and having permanent magnets oriented in a body thereof and a rotating cylindrical sleeve provided on t
4243308 Exposure computation circuit January 6, 1981
The present invention relates to an exposure computation circuit by means of which a computation is carried out with the values inversely proportional to all the exposure factors excepting the diaphragm value of the APEX system so as to obtain computation results in proportional rela
4242880 Refrigerating apparatus January 6, 1981
A refrigerating apparatus having two evaporators which are mounted respectively in the refrigeratory food compartment and the frozen food compartment, and wherein the refrigerant gas flow in the evaporator of the refrigeratory food compartment is controlled by both temperatures of the
4238751 Deflection yoke for color picture tube December 9, 1980
In a plural beam color picture tube, convergence of the beams is achieved by means of non-uniform main deflection fields and of induced flux fields. For this purpose, a pair of supplementary coils are disposed adjacent the toroidally-shaped high permeability magnetic core on which the ho
4238738 Temperature-compensated amplifier circuit December 9, 1980
A temperature-compensated amplifier circuit including an amplifier section having first and second transistors which are connected at their collectors to a power source terminal through first and second resistors, and having d.c. biased bases coupled to signal source terminals; a current
4238043 X-ray image intensifier December 9, 1980
A highly evacuated X-ray image intensifier, whose X-ray inlet window section made of aluminium or alloy thereof is hermetically fused to the output section of a glass vessel by means of a joint ring formed of glass-wettable alloy or alloy fusible with glass, wherein the X-ray inlet w
4236781 Illumination system for specimen December 2, 1980
A bonding apparatus for IC pellets is provided with an illumination system for illuminating the IC pellet and a microscope for observing the IC pellet. The illumination system is of reflected dark field illumination since the circuit pattern and pad for IC pellet bonding is coarse in the
4236540 Pliable and restorable hairsetter December 2, 1980
A home hair-setter whose body is a cylindrical heat-resistant elastic member and wherein the outer peripheral surface of the body of the hair-setter is used to curl hair; the hair-curling section of the body is enclosed in a cylindrical envelope; and the body of the hair-setter has at
4236228 Memory device for processing picture images data November 25, 1980
The memory device for processing picture images data is comprised from a memory bank including a number of memory boards each constituted by a bit plane, and bits constituting a picture element information are located in different memory boards. There are provided a data write circuit fo
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