baber/WOPTO huggingface dataset:
Patent JP-2021141000-A (JP)
Title: Fuel cell separator material and production method thereof
Inventor: IKEDA KOTARO
IPC: H01M8/0213
Filed: 2020-03-06
Abstract: To provide a separator material which can suppress the delamination of a surface layer provided on a base material surface in press molding, and a production method thereof.SOLUTION: A fuel cell separator material 1 comprises: a titanium base material 2; and a surface layer 3 formed on the titanium base material 2. In the fuel cell separator material, the surface layer 3 includes a titanium layer 4 and carbon particles 5 dispersed in the titanium layer 4. Further, in the fuel cell separator material 1, the carbon particles 5 are carbon black, and the titanium layer 4 is in direct contact with the titanium base material 2. A method for manufacturing the fuel cell separator material 1 comprises: an applying step of applying the carbon particles 5 to a surface of the titanium base material 2; an oxidation treatment step of performing a thermal treatment on the titanium base material 2 in an oxidizing atmosphere to form a titanium oxide layer after the applying step; and a reduction treatment step of performing a thermal treatment on the titanium base material 2 in a non-oxidizing atmosphere to reduce the titanium oxide layer into the titanium layer 4 after the oxidation treatment step.SELECTED DRAWING: Figure 1
Patent JP-2020205404-A (JP)
Title: Oxide semiconductor thin film and thin-film transistor arranged by use thereof, and sputtering target for formation thereof
Inventor: KAWARADA TAKAO
IPC: H01L21/363
Filed: 2020-03-11
Abstract: To provide: an oxide semiconductor thin film which enables the production of a thin-film transistor having a high electron field-effect mobility and high linearity of drain current change to channel size change, and which has high etching resistance; a thin-film transistor arranged by use thereof; and a sputtering target for formation thereof.SOLUTION: An oxide semiconductor thin film comprises In, Ga, Zn, Sn and O, in which the proportion of an In content to a total content of In, Ga, Zn and Sn is 45-65 atom%, the proportion of a Ga content is 5-16 atom%, the proportion of a Zn content is 10-40 atom%, and the proportion of an Sn content is 3-10 atom%.SELECTED DRAWING: Figure 1
Patent JP-2021143921-A (JP)
Title: Evaluation system and evaluation device
Inventor: KATSUMURA SHUNSUKE
IPC: G01R31/302
Filed: 2020-03-11
Abstract: To provide an evaluation system capable of obtaining more accurate evaluation results regarding noise propagation in a measurement target that shows non-linear characteristics.SOLUTION: The evaluation system includes an evaluation device and a probe connected to the evaluation device. The probe detects an output signal that is output with respect to an input signal to a measurement target in a non-contact manner from a measurement area of the measurement target showing non-linear characteristics. A calculation unit of the evaluation device corrects the output signal using a correction count corresponding to the probe and calculates a noise waveform showing the time change of the corrected output signal.SELECTED DRAWING: Figure 4
Patent JP-2021142122-A (JP)
Title: Game system, server device, and program
Inventor: SHIMONO MASATAKA
IPC: A63F13/53
Filed: 2020-03-12
Abstract: To provide a game system, etc. capable of achieving a strategic game reflecting not only a strategy but also operation skills of a player and tactics among players.SOLUTION: A game system includes: a game control unit for progressing a game switching between a preparation phase for receiving setting operations of a plurality of players and an execution phase for executing a game on the basis of the setting results of the plurality of players in the preparation phase; and a setting operation evaluation unit for evaluating the process of the setting operations leading to the setting results in the preparation phase for each of the plurality of players. The game control unit progresses the game in the execution phase on the basis of the evaluation by the setting operation evaluation unit.SELECTED DRAWING: Figure 6
Patent JP-2021145487-A (JP)
Title: Motor member and manufacturing method thereof
Inventor: KANEDA KAZUYA
IPC: H02K15/02
Filed: 2020-03-12
Abstract: To secure the joint strength between blocks while maintaining the torque of a motor high and reducing the manufacturing cost.SOLUTION: A motor member 1 composed by stacking multiple blocks 2 includes an adhesive storage recess 5 in which an adhesive 4 is interposed at a joint between adjacent first block body 2A and second block body 2B of the stacked blocks 2, and an adhesive 4 is stored on the surface 2A1 on the side of at least one of the first block 2A and the second block 2B in contact with the adhesive.SELECTED DRAWING: Figure 1D
Patent JP-2021142912-A (JP)
Title: Brake control device for vehicle, and vehicle with brake control device for vehicle
Inventor: YASUDA RYOTA
IPC: B60T7/12
Filed: 2020-03-12
Abstract: To provide brake control that is smooth without letting a driver feel incongruity.SOLUTION: A brake control device 11 for a vehicle performs braking control under which an electric parking brake (EPB) is placed in operation without requiring a braking action when the own vehicle is stopped to keep the own vehicle in a stop state. The brake control device 11 for a vehicle comprises an information acquisition part 51 configured to acquire information on an accelerator stepping-in action and an accelerator stepping-back action by a driver, an estimation part 53 configured to estimate driver's starting intention based upon a drive action by the driver, and a brake control part 57 configured to perform brake control to release the electric parking brake from acting when the estimation part 53 estimates driver's starting intention. The estimation part 53 estimates the driver's starting intention when the accelerator stepping-back action is made after the accelerator stepping-in action while the electric parking brake is in operation, and then the information acquisition part 51 acquires information representing the driver's starting intention thereafter.SELECTED DRAWING: Figure 1
Patent JP-2020098652-A (JP)
Title: Fire alarm
Inventor: TSURUMI HAYATO
IPC: G08B17/00
Filed: 2020-03-13
Abstract: To provide a fire alarm having a downsized smoke detecting unit so as to be arranged to prevent a smoke detecting unit cover from being overlapped with a speaker or the like in a housing.SOLUTION: In a fire alarm having a smoke detecting unit in a housing, a smoke detecting unit cover is provided in the smoke detecting unit so as to surround a smoke detecting region in which a sensor unit 436 is installed. The smoke detecting unit cover has a plurality of light-shielding wall parts 441 in a circumferential direction. The light-shielding wall part 441 has a single plate shape, and a gap communicating an inside with an outside of the smoke detecting region is formed between the adjacent light-shielding wall parts, and the light-shielding wall parts 441 are arranged so as to be radially overlapped with each other so that any of the light-shielding wall parts 441 is positioned on radial lines centering around a detecting position 436a of the sensor unit 436.SELECTED DRAWING: Figure 29
Patent JP-2021150676-A (JP)
Title: Bit error rate measurement device and calibration method of decision feedback equalizer therein
Inventor: MINAMI AKITAKA
IPC: H04B17/309
Filed: 2020-03-16
Abstract: To provide a bit error rate measurement device comprising a decision feedback equalizer (DEF), capable of appropriately calibrating a DFE coefficient, and provide a calibration method of the decision feedback equalizer.SOLUTION: A bit error rate measurement device comprises: a preamplifier 32; a decision feedback equalizer (DEF) 33; an error rate calculation part 15 calculating a bit error rate (BER) of a measured signal; a threshold value voltage margin calculation part 16 that calculates a threshold value voltage margin which is a difference between an upper limit value and a lower limit value of a direct-current bias voltage Vd, of which the BER is equal to or less than a reference BER; and a DFE coefficient calculation part 17 that calculates a value obtained by subtracting the threshold value voltage margin in accordance with a control voltage Ctrl to a variable gain amplifier 41 from the threshold value voltage margin when turning off an output signal from the variable gain amplifier 41 held by the DFE 33.SELECTED DRAWING: Figure 1
Patent JP-2020125478-A (JP)
Title: Detergent for cold-water cleaning
Inventor: BRIAN HOLLAND
IPC: C11D1/14
Filed: 2020-03-18
Abstract: To provide a cleaning method using an improved detergent, particularly a laundry detergent that performs well in cold water.SOLUTION: A method comprises a step of washing a dirty textile article in water having a temperature less than 30°C in the presence of a detergent to produce a cleaned textile article, wherein the detergent comprises an alkylene-bridged surfactant, and the alkylene-bridged surfactant is a 2-hexyl-1-decyl sulfate, a 2-octyl-1-decyl sulfate, a 2-hexyl-1-dodecyl sulfate, a 2-hexyl-1-nonyl sulfate, a 2-heptyl-1-decyl sulfate, a 2-octyl-1-undecyl sulfate, or a mixture thereof.SELECTED DRAWING: None
Patent JP-2021148710-A (JP)
Title: Preload inspection method of double-row rolling bearing
Inventor: KOWADA TAKAYUKI
IPC: F16C19/38
Filed: 2020-03-23
Abstract: To provide a preload inspection method capable of simply calculating a preload even in a state after completion of assembly as well as during an assembling process and to provide a preload inspection method capable of easily determining acceptance of the preload state.SOLUTION: A preload inspection method includes; a relative distance acquisition step S6 of continuously acquiring a relative distance D2 between an outer member 2 and an inner member 3, while gradually increasing a pressing load Fa in an axial direction of clamping the outer member 2 and the inner member 3; a pressing load acquisition step S7 of specifying an inflexion point Pai on a transition line L of the relative distance D2 acquired in the relative distance acquisition step S6 and acquiring a pressing load Fai at the inflexion point Pai, a preload calculation step S8 of calculating a preload F0 based on the preload Fai acquired in the pressing load acquisition step S7, and an acceptance determination step S9 of determining acceptance according to whether or not the preload F0 calculated in the preload calculation step S8 is within the allowance.SELECTED DRAWING: Figure 5
Patent JP-2021154501-A (JP)
Title: Polymerizable composition and method for producing the same
Inventor: MUKUGI KAZUSHI
IPC: C08L79/08
Filed: 2020-03-25
Abstract: To provide a polymerizable composition having a high level of thermal properties such as thermoplasticity, solubility, heat resistance, mechanical properties such as bending resistance to shock, an elasticity modulus and a breaking elongation, and various resin properties such as solvent-soluble and optical properties.SOLUTION: A polymerizable composition containing the following components (A) to (C). (A) component: polyimide-based thermoplastic resin with a specific structure, (B) component: a monomer having one polymerizable unsaturated bond in the molecule, and (C) component: a crosslinkable monomer having two or more polymerizable unsaturated bonds in the molecule.SELECTED DRAWING: None
Patent JP-2021156608-A (JP)
Title: Inspection kit
Inventor: SEKIGUCHI TAKUYA
IPC: G01N35/10
Filed: 2020-03-25
Abstract: To provide an inspection kit composed of a drip unit to which a specimen is dripped and a determination unit for determining the specimen dripped to the drip unit, the two of these being connected via a passage, with which, although the passage is constructed to be hard to physically break, it is possible to inspect with traces of specimen, and it is avoided that any substance sticks to the passage before specimen inspection.SOLUTION: A drip unit 21 to which a specimen is dripped and determination units 22a, 22b for determining the specimen dripped to the drip unit 21 are connected via passages 23a, 23b, and at least the passages 23a, 23b among the drip unit 21, the determination units 22a, 22b and the passages 23a, 23b are sandwiched from the surface and reverse side by two water resistant sheet base materials 10a, 10b.SELECTED DRAWING: Figure 1
Patent JP-2021154200-A (JP)
Title: Sludge scraping-up machine
Inventor: SAWANOBORI HIROYUKI
IPC: B01D21/18
Filed: 2020-03-26
Abstract: To provide a sludge scraping-up machine that prevents the detachment of an endless chain from a sprocket due to sloshing.SOLUTION: A sludge scraping-up machine includes an endless chain 10, a guide rail 12, a flight 11 fixed to the endless chain 10, guide members 32 provided at position separated from the flight along the guide rail on side surface outer side of both ends of the flight, and a guide supporting member 31 fixed to the guide rail 12 and supporting the guide member 32. The guide member 32 is composed of a vertical guide portion 32a regulating the lateral movement of the flight 11, and a horizontal guide portion 32b regulating the upward movement of the flight 11. The guide supporting member 31 is composed of a vertical member 31a and a horizontal member 31b. One end portion of the horizontal member 31b is adhered to the guide rail 12, and the other end portion is adhered to a lower end portion of the vertical member 31a to raise and support the vertical member 31a. An upper end portion of the vertical member 31a is adhered with the vertical guide portion 32a of the guide member 32.SELECTED DRAWING: Figure 4
Patent JP-2021163994-A (JP)
Title: Communication device, control method, and program for performing transmission power control in relay transmission
Inventor: OZEKI TAKEO
IPC: H04W52/18
Filed: 2020-03-30
Abstract: To improve communication quality in a relay transmission system in which a downlink signal and an uplink signal may be simultaneously received.SOLUTION: A communication device that uses a first function for operating as a terminal device and a second function for operating as a base station device to communicably connect with another device: obtains a first received power density of a downlink signal received from an upstream device connected via the first function; obtains a second received power density of an uplink signal received from a downstream device connected via the second function; and transmits a transmission power control command for causing the upstream device to control transmission power for the downlink signal on the basis of the first received power density and the second received power density.SELECTED DRAWING: Figure 4
Patent JP-2021159178-A (JP)
Title: Equipment for game parlor
Inventor: KASHIWAMORI HIROSHI
IPC: A63F5/04
Filed: 2020-03-30
Abstract: To provide equipment for game parlors intelligibly displaying that a player is away from the seat and capable of preventing theft and mischief while being away from the seat.SOLUTION: Equipment 1S provided corresponding to each of a plurality of game machines 5 installed in a game parlor, includes a game information display device 1 installed on the upper side of each game machine 5 and capable of displaying various types of game information related to the game machine 5, and a sheet-like screen 21, which is an example of a rolling screen member that can be pulled down, attached to the lower end side of the game information display device 1. The screen 21 includes a character display 21T for displaying information that the player is away from the seat, with it pulled down.SELECTED DRAWING: Figure 6
Patent JP-2021161955-A (JP)
Title: Motor compressor
Inventor: KONDO ATSUSHI
IPC: F04B39/06
Filed: 2020-03-31
Abstract: To provide a motor compressor capable of suppressing deterioration in reliability and increase in size.SOLUTION: A partition wall has a protruding wall part 25f protruding toward an inverter accommodation chamber 91; a communication passage 24 is formed inside the protruding wall part 25f; and a plurality of switching elements 101 is arranged side by side while being in thermal contact with the protruding wall part 25f, and is cooled by refrigerant flowing in the communication passage 24.SELECTED DRAWING: Figure 5
Patent JP-2020127024-A (JP)
Title: Wiring board and electronic apparatus
Inventor: ONIZUKA YOSHITOMO
IPC: H05K1/02
Filed: 2020-04-07
Abstract: To provide a wiring board that prevents disconnection of a side conductor on an inside surface of a castellation.SOLUTION: A wiring board 202 has an insulating substrate that includes a first insulating layer 101b and a second insulating layer 101a, a first castellation that is formed from a first principal surface 103 to a side face, and a side conductor 109 that is adhered to an inside surface of the first castellation. At least a portion of the inside surface of the first castellation to which the side conductor 109 is adhered becomes narrower from an end facing a second principal surface 104 toward an end facing the first principal surface 103, and the second insulating layer 101a is located on the end facing the second principal surface 104 of the side conductor 109. The insulating substrate has a second castellation on the second principal surface 104, and the width thereof facing the second principal surface 104 is larger than the width thereof facing the first principal surface 103.SELECTED DRAWING: Figure 1
Patent JP-2021164580-A (JP)
Title: Elevating work table
Inventor: SAITO TAKUYA
IPC: A47B9/16
Filed: 2020-04-07
Abstract: To provide an elevating work table that can readily increase an area to work in a longitudinal direction of a top board, on a work table including a top board that is vertically movable.SOLUTION: An elevating work table includes: multiple work tables 200, 300, 400 vertically moved; and a control device 500 for controlling vertical movement of the multiple work tables 200, 300, 400. The multiple work tables 200, 300, 400 are arranged along a longitudinal direction of the work table. The elevation control device 500 is installed to one elevation work table 300 of the multiple work tables 200, 300, 400.SELECTED DRAWING: Figure 3
Patent JP-2021168240-A (JP)
Title: Electronic device
Inventor: OSHIMA YUICHI
IPC: F21V23/00
Filed: 2020-04-09
Abstract: To provide an electronic device in which a control unit can be reliably grounded.SOLUTION: An electronic device (luminaire 1) comprises a conductive frame 40 electrically connected to a frame ground, and a control unit 4 attached to the frame 40. The control unit 4 comprises a circuit board 20 provided with a communication circuit for communicating with the outside, and a ground fitting 22 provided om the circuit board 20, and in contact with the frame 40.SELECTED DRAWING: Figure 6
Patent JP-2021167623-A (JP)
Title: Clip for leaf spring and leaf spring
Inventor: KURITA KOHEI
IPC: F16B5/07
Filed: 2020-04-09
Abstract: To suppress occurrence of noise due to contact between a leaf spring and a clip for the leaf spring, even in a case where dust or the like adheres to a silencer.SOLUTION: A clip 10 for a leaf spring comprises: a body 14 in which a pair of side parts 12, 13 facing each other with a predetermined gap from both ends of a base part 11 stands up and is formed in a U shape; and resin or rubber silencers 17, 18 respectively provided inside the pair of side parts 12, 13 so as to face a leaf spring 100 held between the pair of side parts 12, 13. The silencers 17, 18 are movable along a direction in which the side parts 12, 13 extend.SELECTED DRAWING: Figure 3
Patent JP-2020123976-A (JP)
Title: Narrowband time-division duplex frame structure for narrowband communications
Inventor: KAPIL BHATTAD
IPC: H04W72/04
Filed: 2020-04-17
Abstract: To provide a method, computer-readable medium and apparatus for providing narrowband time-division duplex frame structures for narrowband communications.SOLUTION: An apparatus supporting one or more narrowband TDD frame structures for narrowband communications receives information associated with a narrowband TDD frame structure for narrowband communications, and transmits a first symbol group of a first narrowband physical random access channel (NPRACH) preamble to a base station. A first length of the first symbol group is associated with the narrowband TDD frame structure.SELECTED DRAWING: Figure 11
Patent JP-2021171155-A (JP)
Title: Game machine
Inventor: NOZAKI TAKU
IPC: A63F7/02
Filed: 2020-04-21
Abstract: To provide a game machine having new amusement.SOLUTION: A game machine includes: special lottery means capable of executing a special lottery relating to control of a special game state capable of granting profit to a player on the basis of passage of game balls shot toward a game area through a special start area; special pattern variation control means capable of executing variable display of a special pattern on the basis of a result of a special lottery; special game state control means capable of controlling to a special game state when variable display of a special pattern is executed and a special result is derived; and specific control execution means capable of executing at least any one specific control from among first specific control capable of reducing variation display time of a special pattern as compared with a normal game state and second specific control capable of increasing frequency for permitting or facilitating passage of game balls to a special start area as compared with a normal game state until variable display of a special pattern is executed for a different number of times each time.SELECTED DRAWING: Figure 66
Patent JP-2021173196-A (JP)
Title: Internal combustion engine control method and internal combustion engine control device
Inventor: YOKOYAMA HITOSHI
IPC: F02D41/04
Filed: 2020-04-23
Abstract: To provide an internal combustion engine control method and an internal combustion engine control device which curb generation of NOx when performing regeneration control of a particulate filter.SOLUTION: An internal combustion engine control device comprises: exhaust catalysts which are installed on respective exhaust passages of grouped cylinders of a multi-cylinder internal combustion engine; a particulate filter which is installed on an exhaust passage into which the exhaust passages of all the cylinders of the multi-cylinder internal combustion engine at a downstream side of the exhaust catalysts are combined; and a map which has at least an all cylinder fuel cut prohibition region, a fuel cut control lifting region for a portion of the grouped cylinders, and an all cylinder fuel cut control lifting region defined on the basis of a predetermined relation between a soot accumulation amount on the particulate filter and a temperature. The internal combustion engine control device detects the soot accumulation amount on the particulate filter and the temperature, identifies a region in the map to which the particulate filter corresponds, and performs fuel cut control according to the identified region in the map.SELECTED DRAWING: Figure 1
Patent JP-2021174305-A (JP)
Title: Image generation method and image generation system
Inventor: MIZUTANI SHINJI
IPC: G06T5/50
Filed: 2020-04-27
Abstract: To provide an image generation method capable of reducing a pre-irradiation amount and improving an imaging throughput.SOLUTION: The method repeats the imaging of a target region having a pattern with a scanning electron microscope 1 to generate two images 50, calculates an evaluation value indicating a difference between the two images 50 caused by electrically charging a target region due to electron beam irradiation, repeats the generation of the images 50 in the target region and the calculation of the evaluation value indicating the difference between the two most recent images 50, determines that a change rate of the evaluation value is lower than a threshold value, and generates an integrated image of the target region after that.SELECTED DRAWING: Figure 2