baber/WOPTO huggingface dataset:
Patent JP-H08186106-A (JP)
Title: Ferroelectric thin film element and manufacture thereof
Inventor: WATABE KOJI
IPC: C23C18/12
Filed: 1994-12-28
Abstract: PURPOSE: To provide a ferroelectric thin film element in which a lead zirconate- titanate thin film is formed on a ruthenium oxide thin film having large spontaneous polarization value and excellent fatigue characteristics and a method for manufacturing the same. CONSTITUTION: First, a ruthenium oxide thin film to be a lower electrode is formed on a board by a sol-gel process so that the grain size of the ruthenium oxide thin film becomes 90 to 160nm. Then, a lead zirconate-titanate thin film of a ferroelectric thin film is formed on the ruthenium oxide thin film by a sol-gel process. Then, a platinum thin film to become an upper electrode is formed on the zirconate-titanate thin film.
Patent JP-H01172360-A (JP)
Title: Production of benzoylformic acid
Inventor: MAEDA HIDEKATSU
IPC: C07C67/00
Filed: 1987-12-25
Abstract: PURPOSE:To economically obtain the title compound which is a optically active R-(-)-mandelic acid production raw material of synthetic intermediate for antibiotic, etc., without by-product, by adding emulsified styrene to an electrolytically regenerated permanganic acid alkali solution inexpensively available and oxidizing the styrene. CONSTITUTION:Oxidation reaction is carried out by adding an emulsified suspension of styrene to an electrolytically regenerated permanganic acid alkali solution, preferably sodium permanganate to provide the aimed compound. Method such as supersonic treatment, mechanical stirring by emulsifier is used as a method for emulsifying styrene into water. Regenerated sodium permanganate solution is preferably properly stirred. Furthermore, a method pouring regenerated sodium permanganate into emulsion of styrene little by little is undesirable. Electrolytically regenerated sodium permanganate solution is obtained by subjecting manganese dioxide to electrolytic regeneration with sodium hydroxide.
Patent JP-2001146405-A (JP)
Title: Apparatus for reforming fuel and method for operating the same
Inventor: NAKAGAWA ISAO
IPC: H01M8/06
Filed: 1999-11-18
Abstract: PROBLEM TO BE SOLVED: To provide both an apparatus for reforming a fuel using a steam reforming reaction and a partial oxidation reforming reaction for improving the hydrogen concentration in a reformed gas, reducing the loss in heat of reaction and preventing ammonia from producing in combination and a method for operating the apparatus. SOLUTION: This apparatus is obtained by installing an oxidizing agent gas feeding system 60 provided with an oxygen-nitrogen separator 15 for separating air 6 into oxygen and nitrogen and a separated nitrogen discharging system 25 and is capable of feeding an oxygen-rich gas as the oxidizing agent gas for the partial oxidation reforming reaction in the apparatus for reforming the fuel equipped with a reformer 5 for making a hydrocarbon-based raw fuel gas together with the oxidizing agent gas flow through a reforming catalyst bed and producing a hydrogen-rich reformed gas by using the steam reforming reaction and partial oxidation reforming reaction in combination a raw fuel gas feeding system 51 for feeding the raw fuel gas to the reformer 5 and the oxidizing agent gas feeding system 60 for feeding the oxidizing agent gas to the reformer 5.
Patent JP-H05166365-A (JP)
Title: Dynamic semiconductor storage device
Inventor: WATANABE YOJI
IPC: G11C11/401
Filed: 1991-12-12
Abstract: PURPOSE:To provide a DRAM capable of holding a high sense margin for a long time by a new dummy cell system. CONSTITUTION:This device is provided with plural bit lines BL, plural word lines WL crossing them and memory cells MC arranged on these crossing sections. Dummy cells DC are provided at every word line and dummy bit lines DBL for reading out a reference potential from these dummy cells DC are provided in parallel to plural bit lines BL. A sense amplifier circuit is constituted of a current mirror type differential amplifier having a reference input a dummy bit line DBL side constituted of an inverter type circuit 10 connected to the bit lines BL and an inverter type circuit 11 connected to the dummy bit lines DBL.
Patent JP-H04205801-A (JP)
Title: Vtr with built-in picture-quality compensation circuit
Inventor: MATSUOKA YOSHIAKI
IPC: G11B5/027
Filed: 1990-11-30
Abstract: PURPOSE:To enable picture quality to be compensated for and achieve recording by providing a circuit for compensating for picture quality of a video signal to be recorded in a recording VTR. CONSTITUTION:A video signal which is fed to a video input terminal 2 is input to a picture-quality compensation circuit 3 and is input to a recording circuit 4 and is recorded after the picture quality is compensated there. This picture- quality compensation circuit 3 is constituted of a LPF with a cut-off frequency of 4MHz by a coil 10 and a capacitor 11, eliminates carriers and noise components outside video frequency band, and changes color density and signal frequency characteristics, thus enabling picture quality to be adjusted by compensating the picture quality.
Patent JP-H08183248-A (JP)
Title: Color self-forming pressure-sensitive recording sheet, production thereof and recording method of color self-forming pressure-sensitive recording sheet
Inventor: KOBAYASHI MITSURU
IPC: C08F2/54
Filed: 1994-12-28
Abstract: PURPOSE: To provide a color self-forming pressure-sensitive recording sheet preventing the alteration of a recording image and prevented from contamination due to handling. CONSTITUTION: A color self-forming pressure-sensitive recording layer 2 having microcapsules including a colorless or light-colored basic dye and a couple in a single-layered or laminated state, an active energy beam curable resin layer 3 and a shaping sheet 4 having an uneven shape peelable from the interface with the resin layer 3 are successively provided on a support 1. When the shaping sheet 4 is peeled after recording, the uneven surface of the active energy beam curable resin layer 3 appears and alteration can be prevented.
Patent JP-H05166018-A (JP)
Title: Non-contact ic card
Inventor: TAJIMA TATSUHIKO
IPC: G06K19/07
Filed: 1991-12-12
Abstract: PURPOSE:To obtain a non-contact IC card which can improve the sensitivity of a transmission/reception antenna. CONSTITUTION:An IC card main body 1.-1 is provided with a memory 14, a non-contact input/output means 13 which transfers the date with no contact to the outside, and a control means 15 which controls the memory 14 and the means 13. The means 13 is provided with a MODEM part 22 which converts the data into the radio signals and also demodulates the data from the radio signals, a transmission/reception part 23 which transmits the output of the part 22 and receives the radio signals, and a plane antenna 24 which radiates the output of the part 23 to the outside and also fetches the radio signals from the outside to output them to the part 23. The antenna 24 is provided with an earth conductor 41 provided on one of both sides of a dielectric part 44 and an antenna conductor 24-1 provided on the other side of the part 44 respectively.
Patent JP-H05162273-A (JP)
Title: Production of decorative panel
Inventor: FUJII KAZUTOSHI
IPC: B32B27/00
Filed: 1991-12-12
Abstract: PURPOSE:To efficiently perform multikind and small quantity production of a decorative panel excellent in design effect, to freely form and select a pattern and to shorten the period from the formation and selection of the pattern to the completion of a product to a large extent. CONSTITUTION:Decorative paper having a pattern obtained by subjecting a manuscript to magnifying copy by a color copier is used to produce a high pressure melamine resin decorative panel.
Patent JP-H08159650-A (JP)
Title: Plate-form heat insulation member and manufacture thereof and heat retaining storing device using the plate-form heat insulation member
Inventor: UJIHASHI NORIYUKI
IPC: B29C45/00
Filed: 1994-12-02
Abstract: PURPOSE: To improve heat retaining property and heat insulating property and to improve a mechanical and a thermal strength by a method wherein an intermediate part partitioned by a partition wall is arranged in a thick base material. CONSTITUTION: The interior of a partial chamber 3 is partitioned into upper and lower partial chambers 6 and 7 by a partition shelf 5. A hollow part 12 is formed in the partition shelf 5 to hold a heat insulation property. A large rib 14 for reinforcement is formed at the front peripheral edge part of the partition shelf 5 and by forming a cavity part 15 in the rib 14 for reinforcement, heat insulation property and heat retaining property are maintained at a high value. Further, a partition wall 13 to partition the hollow part is worked as a reinforcing material, and a mechanical strength is maintained at a high value. Though the thickness of a rib is increased, by forming a cavity part, a reinforcing effect is increased, the increase of a thick section part owing to resin is decreased and weight is decreased.
Patent JP-2001145691-A (JP)
Title: Air cleaner
Inventor: NINOMIYA HITOSHI
IPC: A61L9/00
Filed: 1999-11-19
Abstract: PROBLEM TO BE SOLVED: To irradiate both surfaces of a filter member with UV rays. SOLUTION: A UV lamp 5 is arranged through approximately the central part of an upper limit part 4e and lower limit part 4f of planes 4c and 4d of the filter member 4 with photocatalysts and in approximately the central part in the transverse direction of the filter. As a result, the both surfaces 4c and 4d of the filter member 4 with the photocatalysts may be irradiated with the UV rays by one piece of the UV lamp 5.
Patent JP-H05142943-A (JP)
Title: Toner replenishment device
Inventor: ASAMI AKIRA
IPC: G03G15/08
Filed: 1991-11-20
Abstract: PURPOSE:To prevent the control of toner concentration from being obstructed by making the rotational speed of a toner replenishment member consisting of a brush roller at a normal rotating time and a reverse rotating time different so that the respective replenishment quantity of toner is made equal at the normal rotating time and the reverse rotating time. CONSTITUTION:The toner replenishment member 4 consisting of the brush roller is arranged in a toner container 2 provided with a toner discharge port 5 and driven to be rotated under a state that a toner scraping member 6 provided near the port 5 is made to intrude. Besides, the toner 8 scraped from the replenishment member 4 by the scraping member 6 is replenished to the part to be replenished of the toner from the port 5. Then, the replenishment member 4 is driven to normally and reversely rotated so that the brush tilt direction thereof is changed and simultaneously driven to be rotated so that the rotational speed becomes different an so that the replenishment quantity of the toner per unit time at the normal rotating time and the reverse rotating time made nearly equal.
Patent JP-H04204580-A (JP)
Title: Transcribing device for picture image forming equipment
Inventor: TAKEHARA YOSHIFUMI
IPC: G03G15/16
Filed: 1990-11-30
Abstract: PURPOSE:To obtain constantly stable transcription with presenting an irregular curved condition prevented by arranging a flexible member so as to extend on an inner side than the end edge part of a flexible transcription material retaining sheet wound on the outer peripheral surface of a pair of rings. CONSTITUTION:A transcription material retaining sheet 34 is extended between rings 31 and 32, and a transcription material is adsorbed and spread on its surface. Flexible members 71 such as foam urethane and rubber are arranged on outer peripheral surfaces of the rings 31 and 32, and end edges on sides faced to the ring pairs of these members 71 are extended by length T to the inner sides on the sides faced to the ring pairs more than end edges 31a and 32a of the rings 31 and 32. The size of the length T is made a degree not reaching a picture image region. By such constitution, flow stress is not concentrated in the end edges 31a and 32a in the sheet 34 because of the existence of the member 71 even if force is repeatedly applied to the sheet 34, eliminating the occurrence of settling in the said part for long time use.
Patent JP-H0968955-A (JP)
Title: Liquid crystal driving method
Inventor: SHIDARA HIDEHIKO
IPC: G02F1/133
Filed: 1995-11-24
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal driving method capable of performing color display of an input picture without using a color filter in a reflection type liquid crystal display device. SOLUTION: In a pulse-width modulating/synthesizing circuit 551, a multilevel setting voltage pulse signal is synthesized (AND) based on video data, whose lighting (display) '1'/non-lighting (non-display) '0' is set, composed of 16 bits based on an input image successively inputted from a latch circuit 56 and multilevel data of four bit constitution successively inputted from a latch circuit 57, by successively transferring the segment driving signal to a segment driver circuit 553 through a level shifter circuit 552, the segment electrode of a liquid crystal display panel 3 is successively driven by means of the segment driver circuit 553 based on the generated segment driving signal.
Patent JP-H07151065-A (JP)
Title: Internal gear pump
Inventor: SASAKI KOJI
IPC: F04C2/10
Filed: 1993-11-30
Abstract: PURPOSE:To enable separation of bubbles on an inner surface of a seal piece in a pump in which a section area is separated from a discharge area by means of the seal piece on which teeth of internal and external gears are in contact by forming a cutout which forms an inclined edge and is always communicated with the discharge area. CONSTITUTION:In an internal gear pump, remarkable cavitation is generated in a suction area 9 and a lot of bubbles are generated in the case that rotational speed of a driving shaft is high. A cutout 14 is formed on an end of a seal piece 8 on the side of a discharge area 10, which cutout is formed by inclinedly chipping an end of the seal piece 8 to a bottom wall 4A of a recession 4. Pressure liquid is introduced inside the seal piece 8 over all an area thereof in a height direction through an inclined line 15A. The bubbles in contact with the inner surface of the seal piece 8 are removed by the introduced pressure liquid from the inner surface. It is thus possible to prevent the bubbles from being broken in the vicinity of the inner surface of the seal piece 8, and prevent occurrence of errosion on the inner surface of the seal piece 8.
Patent JP-H05137601-A (JP)
Title: Manufacture of photochromic outsole
Inventor: KODATSU HIROSHI
IPC: A43B13/04
Filed: 1991-11-18
Abstract: PURPOSE:To manufacture a photochromic outsole which is made at a low cost and has a good effect on discoloration. CONSTITUTION:A solid matter skin made of plastics including a photochromic compound is previously formed on the internal surface of the recess part of a female mold for forming an outsole, and a plastic material is allowed to foam and to be hardened in the inside thereof, and thus a desired photochromic outsole is manufactured.
Patent JP-H05146088-A (JP)
Title: Charger
Inventor: KIZU MASANOBU
IPC: H02J7/10
Filed: 1991-11-18
Abstract: PURPOSE:To keep high control accuracy while simplifying the overall constitution. CONSTITUTION:Voltage Vb of a secondary battery 13 under charging is converted through a V/F converter 15 into a pulse signal having frequency variable in response to the voltage value. Frequency of the pulse signal is then converted into a digital value through a counter section 20 counting the number of input pulses per unit time. Furthermore, an operating section 24 detects an inflection point of a battery voltage curve and performs charge ending control.
Patent JP-2000174626-A (JP)
Title: Flash analog/digital converter
Inventor: OTTINI DANIELE
IPC: H03M1/12
Filed: 1999-11-19
Abstract: PROBLEM TO BE SOLVED: To provide a flash analog/digital converter capable of outputting a temperature measurement digital code. SOLUTION: This flash analog/digital converter is provided with a bank composed of comparators (COMPi) provided with differential output for generating a temperature measurement code and 3-input (A, B and C) logical NOR gates (NORj) and is provided with a passive interface respectively composed of the plural pieces of voltage dividers (Ra-Rb) connected between the non- inverted output (out-p) of the respective comparators (COMPi) and the inverted output (out-n) of the comparators (COMPi+1) of the higher order of the bank. The corresponding logical NOR gate (NORj) of the bank is provided with first input (A) connected to the inverted output (out-n) of the respective comparators (COMPi-1), second input (B) connected to the non-inverted output (out-p) of the comparators (COMPi) of the higher order and third input (C) connected to the intermediate tap of the voltage dividers (Ra-Rb).
Patent JP-H11162869-A (JP)
Title: Semiconductor device and manufacture thereof
Inventor: FUJIYOSHI EIJI
IPC: H01L29/78
Filed: 1997-12-01
Abstract: PROBLEM TO BE SOLVED: To reduce side-etching of a high melting-point metal silicide layer, by forming a side wall of nitride on a side surface of an inter-layer insulating layer of a silicon oxide film formed on a gate wiring layer comprising a multi crystal silicon layer and a high melting-point metal silicide layer. SOLUTION: A tungsten silicide layer 13 is formed on the upper layer of a multi crystal silicon layer 12, and a reflection preventing layer 14 is formed on the upper layer of the tungsten silicide layer 13. Further, on the upper layer of the reflection preventing layer 14, an infer-layer insulating layer 15 of SiO2 is formed, and after a photo-resist is deposited on its upper layer, a resist patterning is performed and then anisotropic etching is performed with the resist as a mask, so that such reflection preventing film 14 and inter-layer insulating layer 15 except for a gate electrode part are removed. Then the resist is peeled off, a nitride film for forming a side wall is formed, and an entire-surface etch-back is performed with the nitride film by dry-etching so that a shape comprising a side wall 16 of Si3 N4 is obtained.
Patent JP-H02174567-A (JP)
Title: Electrostriction actuator
Inventor: NEMOTO KAZUYUKI
IPC: H02N2/00
Filed: 1988-12-27
Abstract: PURPOSE:To reduce the size of a shutter and to produce large displacement and driving force by utilizing the electrostriction function of an electrostriction element as driving force. CONSTITUTION:A hole 4 having proper size corresponding to an exposure aperture is made approximately in the center of an approximately circular electrostriction board element 1. The hole 4 may be circular or non-circular, and preferably has tear drop shape tapering toward the functioning point of driving force. Since such electrostriction board element 1 is arched from a fixed point to the functioning point, sufficiently large displacement is allowed at the functioning point. Furthermore, since the electrostriction board element 1 comprises two longitudinally rectangular boards arranged side by side and coupled at the functioning point, sufficiently large effective area can be ensured.
Patent JP-H08263227-A (JP)
Title: Holding method of consistency of parity data in disk array
Inventor: CHIYAARUZU DEII BINFUOODO
IPC: G06F11/16
Filed: 1995-12-19
Abstract: PROBLEM TO BE SOLVED: To recover consistency between a parity and data by performing an exclusive OR operation for each bit of the data stored inside a redundant group relating to an incomplete write I/O operation, calculating the consistent parity and writing it in a pertinent storage area. SOLUTION: A disk array system is provided with a nonvolatile memory 140 and a logic circuit 150 inside a controller 100. The logic circuit 150 responds to reset signals from a host system 200 or low power signals from a no-break power source and checks present drive activity so as to identify the incomplete write I/O operation. Corresponding to the logic circuit 150, the controller records information relating to the incomplete write I/O operation inside the nonvolatile memory 140. The information recorded inside the memory 140 is required so as to specify the redundant group inside an array and can be provided with the identification number of a disk drive and a block address, etc.
Patent JP-H05163092-A (JP)
Title: Production of single crystal
Inventor: NAKATANI HIROYUKI
IPC: C30B7/00
Filed: 1991-12-13
Abstract: PURPOSE:To solve problems of crystal growth anisotropy to be a disorder according to a relatively simple method by providing a means for inhibiting the growth of the crystal in a specific direction in a method for producing a single crystal by growing a seed crystal hung or allowed to stand in a solution. CONSTITUTION:For example, a seed crystal 1 of urea is held in a saturated solution 3 of urea in methanol with a platinum wire 2 in a vessel 4 made of glass. The vessel 4 is provided with a pair of protrusions 5 and 4 for inhibiting the growth of a crystal. The seed crystal 1 is located in nearly an intermediate position between the protrusions 5 and 6 and placed so as to face the c-axis having the maximum crystal growth rate toward the direction of the protrusions. The temperature of the solution 3 is then lowered at a prescribed rate to grow the crystal, which is grown mainly in the c-axis direction to bring the tip into contact with the protrusions 5 and 6. Furthermore, if the growth of the crystal is continued, the crystal is grown in the directions of a- and b-axes to afford a columnar crystal. The objective large-sized high-quality single crystal useful in the optical field is readily obtained according to this method.
Patent JP-H07208034-A (JP)
Title: Fire-prevention glass pane device
Inventor: MARUTEIN HARUDEBUTSUSHIYU
IPC: E06B5/16
Filed: 1994-11-25
Abstract: PURPOSE: To make the number and area of thermal bridges between both the sides of a fireproof glass plate device reducible. CONSTITUTION: A fireproof glass plate device for preventing the passage of fire and smoke from one space to another in the case of fire is equipped with a fireproof glass plate 1 having a protective layers 1d made of many layers activated by the action of heat and an attaching device for retaining the fireproof glass plate 1. The fireproof glass plate 1 has a penetrated hole 9 penetrated by a supporting member 8 of the attaching device. The penetrated hole 9 has a gap slightly larger than the supporting member 8 provided therein which is formed between the supporting member 8 and the penetrated hole 9 and is completely filled with a compound 12 suited to the transmission of a pushing force such as a synthetic resin compound.