baber/WOPTO huggingface dataset:
Patent JP-H05284027-A (JP)
Title: Offset correcting circuit for a/d converter
IPC: H03M1/10
Filed: 1992-03-30
Abstract: PURPOSE:To correct a D/A converter having an offset of both positive and negative polarities without assistance from another person or using any D/A converter for adjustment by arranging a logic circuit before the D/A converter requiring offset correction and arranging an analog shift circuit behind the D/A converter. CONSTITUTION:A logic circuit 2 is composed of a set value register 2A, corrected value register 2B and adder 2C, and an analog shift circuit 4 shifts the offset error of both polarities at a D/A converter 3 to the offset error of one polarity. A digital code to turn the output of the D/A converter 3 to OV is set to the set value register 2A, the output of the analog shift circuit 4 is inputted to the corrected value register 2B and added by the adder 2C, and offset is corrected.
Patent JP-H06315005-A (JP)
Title: Radio telephone system
Inventor: YUIMATSU SUNAO
IPC: H04B7/26
Filed: 1993-04-30
Abstract: PURPOSE:To automatically switch a cordless telephone mode and a portable telephone mode corresponding to position information depending on a function for detecting a present position (GPS) by providing the GPS at the radio telephone equipment provided with the function of a portable telephone (such as a function for enabling access to a first radio system) outdoors and the function of a cordless telephone (such as a function for enabling access to a second radio system) around home. CONSTITUTION:This radio telephone equipment is provided with a position information detection part 12 for detecting the position of the radio telephony equipment carried by a user, position information storage part 13 for storing the position information of a radio telephony equipment base unit connected to a public line or a radio base station connected to the public line, distance calculation part 15 for calculating a distance between the radio telephone equipment master unit or the radio base station and the radio telephony equipment carried by the user, and distance registration part 14 for registering a distance for enabling communication with a radio telephone equipment hand set. Then, the cordless telephone mode and the portable telephone mode are automatically switched by comparing the previously registered distance for enabling the communication with the radio telephone equipment with the calculated distance.
Patent JP-S63267484-A (JP)
Title: Formation of uniform film
Inventor: YOSHIDA SHIGEO
IPC: B05D7/24
Filed: 1987-04-27
Abstract: PURPOSE:To from a uniform film and to improve the heat resistance, acid resistance, hardness and denseness thereof, by impregnating a base material with water and subsequently applying alkoxide type inorg. paint to the base material to form the film. CONSTITUTION:After a base material such as paper, ceramics, slate, asbestos slate, concrete or cement is impregnated with water, alkoxide type inorg. paint is applied to the surface of the base material to form a uniform film. By impregnating the base material with water, the generation of the alkoxide inorg. paint in the pores of the surface of the base material is prevented and, further, the curing reaction of the alkoxide type inorg. paint can be promoted. The alkoxide type inorg. paint is composed of an oligomer having a three-dimensional reticulated structure and the MW of said oligomer is usually 5,000-15,000 and pref. 7,000-10,000.
Patent JP-S5530655-A (JP)
Title: Latex sensitive to human igg antibody for quantitizing human igg and its particle composite
Inventor: TOMIYAMA TETSUO
IPC: G01N33/53
Filed: 1978-08-28
Abstract: PURPOSE: To make it possible to simply and highly sensitively quantitize the human IgG without being required to condense urine or the like by sensitizing special latex particles to human immunity globulinG(IgG) and by making the same contains special stabilizing agent.  
     CONSTITUTION: Human IgG is injected into rabbit or the like, and blood is sampled to obtain antiserum, from which a purified human IgG. The purified human IgG diluted with the mixture of a phosphoric salt buffer liquid and the physiological solution of sodium chloride is reacted with in a buffer liquid of pH 6.5 to 8 or polystyrene latex, which has a narrow diameter distribution of 0.01 to 10 (or 0.1 to 1.0)μ ranging from 0.2 to 0.005μ and having specific weight of 0.9 to 1.4 while having a latex particle concentration of 0.05 to 5%. After this reaction, the centrifugal separation and rinsing are performed. Finally, the latex is suspended in a dilution which is prepared by adding arbumin of cow serum and NaN 3  to the aqueous solution of for buffering the phophoric acid or glycine with a view to preventing coaggulation. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H042980-A (JP)
Title: Magnetic field detector with high sensitivity
Inventor: CHIBA TOKUO
IPC: H01L39/22
Filed: 1990-04-19
Abstract: PURPOSE:To reduce noise due to a magnetic flux linking with a washer coil itself and to improve sensitivity by a method wherein the washer coil constructing a superconducting ring is made up of two washer coils connected in parallel. CONSTITUTION:A washer coil 1 constructing a superconducting ring is made up of two washer coils connected in parallel. In each of the washer coils 1 a signal current I flows reversely to the one in the other, and the signal current I flows through a Josephson junction part 5. A noise current generated when a magnetic flux other than a signal magnetic flux from an input coil links directly with the two washer coils 1 in the same way is denoted by In. The noise current In flows in the same direction in the washer coils 2, in this constitution, the noise current In in each of the washer coils 1 is canceled by that in the other and does not flow through the Josephson junction part 5. Accordingly, manufacture of the input coil is facilitated by making the number of windings of the input coil be n/2, the noise due to a magnetic flux linking with the washer coils themselves is made small, the noise of a detector is reduced and thus sensitivity is improved.
Patent JP-S63270422-A (JP)
Title: Method for recovering rhodium from rhodium-containing nitric-acid solution
Inventor: OKUDA AKIHIKO
IPC: B01D11/04
Filed: 1987-04-27
Abstract: PURPOSE:To efficiently recover Rh by a shortened process in a short time, by bringing a mixed organic phase consisting of specific nonvolatile extractive solvent and alcohol into contact with an Rh-containing nitric-acid solution to extract Rh and then by separating the organic phase into two phases. CONSTITUTION:An organic phase prepared by mixing a water-insoluble nonvolatile organic solvent having an R'-S-R functional group, such as di-n- hexylsulfide, and alcohol represented by R''-OH, such as n-hexyl alcohol, is brought into contact with an Rh-containing nitric-acid solution so as to carry out solvent extraction of Rh. Subsequently, the mixed organic phase into which Rh is extracted is separated into two layers of Rh and an aqueous phase of an aqueous nitric-acid solution so as to recover Rh. In this way, Rh can be easily recovered with high efficiency in a short time.
Patent JP-S5730395-A (JP)
Title: Semiconductor light emitting device
Inventor: KUMAI TSUGIO
IPC: H01S5/223
Filed: 1980-07-29
Abstract: PURPOSE:To improve the yield of a semiconductor light emitting device by epitaxially growing sequentially the second and layer, active layer, first clad layer and cap layer on the surface of a semiconductor substrate and then removing in two groove shape the cap layer and the first clad layer. CONSTITUTION:The second clad layer 4, active layer 3, first clad layer 2 and cap layer 1 are sequentially epitaxially grown on the surface of a semiconductor substrate 5. Then, the layers 1, 2 are removed in two groove shape. In this manner, a pair of guide layers and stripe structure are formed, thereby improving the yield.
Patent JP-H08153379-A (JP)
Title: Floating type magnetic head device and its production
Inventor: HAGA SHUICHI
IPC: G11B21/21
Filed: 1995-04-27
Abstract: PURPOSE: To lessen the wear and attraction between a slider and a magnetic disk and to improve the wear resistance of both as well as CSS durability and the product life and reliability of a magnetic head and magnetic disk by successively providing the surfaces of slider rails with upper layers consisting of hard carbon via intermediate layers in lamination. CONSTITUTION: The intermediate layers 11 consisting of Si and the upper layers 12 consisting of diamond-like carbon are successively laminated and formed on the air lubricant surfaces (a) of the respective slider rails 7a, 7b. As a result, the adhesion property between the film forming points and upper layers 12 of the slider surfaces is improved and, therefore, the increase of the high recording density of the system by reducing the height of flying is possible. The wear and attraction liable to arise on the surfaces 7a, 7b of the slider 2 and the surface of the magnetic disk 5 at the time of sliding on the magnetic disk 5 surface are greatly lessened right after the starting operation or right after the stopping operation of the slider.
Patent JP-H06312514-A (JP)
Title: Ink cartridge for ink jet printer
Inventor: TSURUI YASUSHI
IPC: B41J2/175
Filed: 1993-04-30
Abstract: PURPOSE:To surely detect ink shortage in an ink cartridge for an ink jet printer. CONSTITUTION:In a container 1, a sponge 2 impregnated with an ink shortage detecting liquid and a sponge 4 impregnated with an ink are housed through a separating film 3. The resistance value of the ink shortage detecting liquid is higher than that of the ink and the specific gravity is lower than that of the ink, and the liquid is oily. In operation, the separating film 3 is pulled out so as to make sponge 2 impregnated with the ink shortage detecting liquid and the sponge 4 impregnated with the ink contact with each other.
Patent JP-H05296636-A (JP)
Title: Refrigerator with high humidity chamber
Inventor: SUDO MASUJI
IPC: F25D11/02
Filed: 1992-04-23
Abstract: PURPOSE:To provide a refrigerator with a high humidity which can effectively deodorize and sterilize inside of a container which forms a high humidity chamber, by a method wherein a separate chamber is provided above and below the high humidity chamber respectively, a partition member is arranged between the high humidity chamber and each of the upper and lower chambers, so that an appropriate temperature control can be realized in all of the three chambers, and further a deodorizing means is provided in a recess formed on a container cover side. CONSTITUTION:A high humidity chamber 3 which is formed by a container 14 having a container cover 15 is provided on an inner surface of a door of drawing type and a separate chamber is provided above and below the high humidity chamber respectively and a partition member 18, 19 is arranged respectively between the high humidity chamber and each of the upper and lower chambers. In addition, a deodorizing means 16 is provided in the container cover 15 detachably, and a draft passage for air circulation is formed around the deodorizing means 16.
Patent JP-H04334697-A (JP)
Title: Aircraft rudder face
Inventor: SUGIYAMA KATSUMASA
IPC: B64C5/12
Filed: 1991-05-09
Abstract: PURPOSE:To control the rolling of an airframe positively in a simple way so as to improve the aeronautical stability of the airframe by driving/controlling a driving means by a computer at the time of detecting the position change of the airframe by a sensor, thereby driving a rudder face provided in front of a main wing in such a way as to protrude/recede in relation to the airframe. CONSTITUTION:The position change of an aircraft 13 is detected by a sensor 3, and this detection signal is transmitted to a computer 4. The computer 4 performs required operation and transmits an appropriate control signal to a power source 5 through a wiring 8 so as to drive an actuator 6 for the operation of a rudder face 1 on the left side, for instance. The rudder face 1 is provided right in front of the root of a main wing 10 in such a way as to be rotated horizontally around a front rotational center 2 so as to protrude outward from a body 9. Lift thereby acts upon the rudder face 1, and a vortex generated at the rudder face 1 acts upon the upper face of the main wing 10 to increase the lift of the main wing 10. Rolling moment 19 to lower the right main wing 10 from the back view is thereby generated to control the rolling of the aircraft 13.
Patent JP-H05133251-A (JP)
Title: Temperature sensor
Inventor: ANDOREASU SAUSUNAA
IPC: F01P11/14
Filed: 1992-04-23
Abstract: PURPOSE: To adapt air-fuel ratio to unsteady operation points of an internal combustion engine appropriately by arranging not only a coolant-temperature sensor but also a component-temperature sensor having a separate lead, resting against a component in a cylinder head in a transducer housing. CONSTITUTION: A temperature transducer is used in a cylinder head 1 of a liquid-cooled internal combustion engine. A transducer housing 2 has a lead 3 connected to a coolant-temperature sensor 4 for sensing the temperature of the coolant for transmitting signals. In this case, not only the coolant- temperature sensor 4 but at least one component-temperature sensor 5 having a separate lead 3.1 is arranged in the transducer housing 2. The component- temperature sensor 5 rests against a component in the cylinder head 1. It means that the component-temperature sensor 5 is urged by a compression spring 7. An O-ring 16 prevents liquid coolant 9 from flowing into the transducer housing 2. The coolant-temperature sensor 4 is arranged in a recess 8.
Patent JP-S60250485-A (JP)
Title: Optical character reading device
Inventor: OZAKI TOSHITSUGU
IPC: G06K9/20
Filed: 1984-05-25
Abstract: PURPOSE:To enable application to KANJI (Chinese characters) by making feeding speed of business forms without changing scan pitch of a line sensor in the direction of a row of characters in a scanner section for English, numerals and KANA letters (Japanese syllabary). CONSTITUTION:Light is irradiated by a light source 1 on a row of characters in a business form in which characters are written. Reflected light is received by a line sensor 3, and character pattern for one stroke in the direction of the row of characters is operated at scan density of 8/mm. and taken in a memory 6 through a photoelectric converting circuit 5. Then, a business form feeding mechanism 4 is driven to make it scan density 16/mm., and the character pattern information for next one stroke is taken in the memory 6 by similar procedure. By repeating the same procedure, the character pattern for a row of characters or a business form is taken in the memory 6.
Patent JP-S5437636-A (JP)
Title: Keyboard with key touch sound
Inventor: NAKAMURA TATSUYA
IPC: G06F3/02
Filed: 1977-08-30
Abstract: PURPOSE: To make it possible to confirm the correct keying input by generating the sound corresponding to a data key on the keyboard at a keying time. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H1040045-A (JP)
Title: Printing preview method
Inventor: CHIARABINI LUCA
IPC: B41J29/42
Filed: 1997-04-22
Abstract: PROBLEM TO BE SOLVED: To realize an efficient method for providing printing preview by converting printing calling into the display calling of a printing job by a printer driver, and transmitting it through an operating system to a display driver for displaying the expression of the printing job on a monitor or a display device. SOLUTION: When an application 201 prints printing information by a printer 205, or displays the information on a monitor 206, a graphic device interface(GDI) 202 is called. The GDI 202 transmits a graphic instruction unrelated with the device to a printer driver 203 for information to be printed by a printer 205. A printer driver 203 converts this graphic instruction into an instruction and an action which can be used for printing this graphic instruction by the printer 205. Then, information related with color resolution, graphic capability, and another progressive characteristics which can be used for the printer 205 is transferred to the printer 205. On the other hand, a display driver 204 transfers necessary information to the display device 206.
Patent JP-H0622993-A (JP)
Title: Heel joint corrector
Inventor: YOAHIMU GURIFUKA
IPC: A61F5/04
Filed: 1993-04-30
Abstract: PURPOSE: To improve the function and structure of a heel joint orthesis equipped with a shell in the back side, which is extended covering the rear leg and can be attached to the calf by a belt, etc. CONSTITUTION: A front foot shell part 2 of a shell 1 is extended to the underside of a foot sole area and tapered in the back side direction by a notch part 4 to open an outer ligament area 3 in the outer ligament area 3 of the heel joint and extended inward, and an elastic tension belt 5 acts on the front foot shell part 2 by dynamic tension action in one side, and acts on the calf area of the shell 1 in the upper inside in the other side to bend the shell 1 in the back and inward turning, and outward rotating and sole bending are limited by a tension belt 5.
Patent JP-S5438725-A (JP)
Title: Color encoder for display
Inventor: SUZUKA KAZUO
IPC: H04N9/65
Filed: 1977-09-02
Abstract: PURPOSE: To secure a continuous delivery of the chroma signals regardless of the small change of the video signal and thus to ensure the color display by making use of the fact that the display color changes only by the pattern. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S5231091-A (JP)
Title: Preparation of deacetoxycephalosporin derivatives
Inventor: ONO SHIYOUJI
IPC: C07D501/10
Filed: 1975-09-01
Abstract: PURPOSE: Title compounds are prepared in high yield by ring-enlargement penicillinsulfoxide derivatives by using a specific catalyst. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S5532333-A (JP)
Title: Image pickup device
Inventor: EHATA SHIGERU
IPC: H01J31/38
Filed: 1978-08-30
Abstract: PURPOSE: To efficiently transmit light by transmitting biases light through a transparent glass rod employed both for electrode system support and light transmission.  
     CONSTITUTION: The electrode system of an electron gun is melt-fixed to a transparent glass rod 5 at respective projections of electrodes 2, 3 and 4. The incident light from a light source 10 to the bottom face 1a of a stem is transmitted to the interior of the glass rod 5 from an end in the axial direction, then reaches near a light incidence aperture 4a provided for the accelerating electrode 4 by repeating total reflection through the interior of the glass rod 5 at a reduced transmission loss and irradiates a photoconductive membrane. Power consumption for the biases-light source is reduced resulting from the high light transmitting efficiency. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H05299183-A (JP)
Title: Lighting device for discharge lamp
Inventor: KANBARA YASUSHI
IPC: H02M7/48
Filed: 1992-04-23
Abstract: PURPOSE:To provide a lighting device of a discharge lamp resolving the flicker or blink of the discharge lamp due to the fluctuation of the power voltage, resolving the dispersion of the lighting state when many lamps are lighted without using a reference voltage feed line, rarely affected by the fluctuation of the power voltage, and having little harmonic distortion. CONSTITUTION:The lighting device of discharge lamps 5 rectifies an AC power source 1 with a rectifier 2 and drives inverter sections 4 for lighting the discharge lamps 5 via a chopper section 3, and the reference voltage Vref of controllers 6 for controlling the inverter sections 4 is obtained from the output of the chopper section 3. Multiple inverter sections 4 are connected in parallel with the output of the chopper section 3. The output of the chopper section 3 is stable, thus the reference voltage Vref of the controllers 6 is stable, and the dispersion of the lighting state of the discharge lamps 5 can be resolved.
Patent JP-H01276236-A (JP)
Title: System for checking pattern in inference process for knowledge processing system
Inventor: MIZUDORI TETSUYA
IPC: G06F9/44
Filed: 1988-04-27
Abstract: PURPOSE:To execute an efficient knowledge expression by adopting a list structure (pattern) for a knowledge expression configuration, checking all elements of the structure, simultaneously, describing a variable length element in a pattern check part, and simultaneously, executing the check as a set without a sequence between the elements of the pattern. CONSTITUTION:The list structure (pattern) is adapted for the knowledge expression configuration, a symbol train can be operated, and the pattern check is executed even to the detailed parts of all elements including the list structure. The variable length components are described in the pattern check part, and a simultaneously, the check as the set without the sequence between the elements of the pattern can be executed. By executing the check in such a way, the efficient knowledge expression can be executed.
Patent JP-H07311134-A (JP)
Title: Offensive odor-measuring instrument
Inventor: ARAI MASATO
IPC: G01N5/02
Filed: 1994-05-19
Abstract: PURPOSE:To provide an offensive odor measuring instrument which can easily measure offensive odor at an optional place in an offensively odoriferous environment without causing the leakage of an offensively odoriferous sample. CONSTITUTION:An offensive odor measuring instrument is composed of a measuring section 1 installed outside an offensively odoriferous environment and sensor section 2 installed in the environment and the section 1 is provided with an antenna 11, reception circuit 12, CPU 13, and displaying section 14. The sensor section 2 is provided with a sensor 30 composed of a crystal resonator provided with a sensitive film, oscillation circuit 31, power amplifier circuit 32, transmission circuit 33, power source 34, and antenna 35. When the oscillation frequency of the crystal resonator changes due to the adhesion of offensively odoriferous molecules, the change is transmitted to the measuring section 1 from the sensor section 2 and the concentration, concentration distribution, and kind of the odor are displayed on the displaying section 14.
Patent JP-H11286735-A (JP)
Title: Friction member and its production
Inventor: KONDO KATSUYOSHI
IPC: C22C9/06
Filed: 1998-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a friction member having high frictional sliding characteristic and capable of being made thin in wall thickness, and its production. SOLUTION: A raw-material powder mixture containing a phosphorus- containing iron-base alloy powder, hard grains, and at least one metal selected from the group consisting of tin, zinc, and nickel is packed on a backing plate made of metal and sintered. By this method, a coppery sintered alloy having prescribed porosity can be produced, and simultaneously, the coppery sintered alloy and the backing plate made of metal can be subjected to solid phase diffusion joining and integrated with each other.