baber/WOPTO huggingface dataset:
Patent JP-2021118476-A (JP)
Title: Noise filter, noise filter device, and power conversion device
Inventor: TANIGUCHI HITOSHI
IPC: H01F17/06
Filed: 2020-01-28
Abstract: To solve a problem in which the size of a magnetic core must be increased, and the material price of a magnetic core is high, which causes a problem of a large cost increase in order to increase a filter effect and suppress noise.SOLUTION: A bus bar 300 goes around the outer surface of a first core 200a which is one side of a magnetic core 200, penetrates a through hole 600 of the magnetic core 200, and goes around the outer surface of a second core 200b which is the other side of the magnetic core 200. The bus bar 300 includes six bus bar outer surface portions 301, 302, 303, 304, 305, and 306, and the six bus bar outer surface portions 301, 302, 303, 304, 305, and 306 are arranged along six magnetic body outer surfaces 201, 202, 203, 204, 205, and 206. Then, a bus bar penetration portion 307 of the bus bar 300 is arranged in the through hole 600 of the magnetic core 200.SELECTED DRAWING: Figure 2
Patent JP-2020141658-A (JP)
Title: Polyunsaturated fatty acid-containing ice cream
Inventor: MORIKAWA MIWAKO
IPC: A23G9/32
Filed: 2020-01-29
Abstract: To suppress a temporal flavor degradation of PUFA-containing ice cream.SOLUTION: It is found out that, in ice cream containing DHA or EPA, a strange flavor occurring during low-temperature preservation can be suppressed efficiently when an aqueous phase containing polyphenol is finely dispersed, with a particle diameter of 500 nm or less, in oil and fat containing DHA or EPA.SELECTED DRAWING: None
Patent JP-2021122038-A (JP)
Title: Drive device
Inventor: MORIYAMA KATSUYA
IPC: H05K7/20
Filed: 2020-01-31
Abstract: To provide a drive device that improves the cooling efficiency of a heat generating member having a heat generating surface.SOLUTION: A drive device includes a housing cover having an intake port and an exhaust port, a heating member 6 having a heating surface 6a, and a cooling fan 3C that blows air to the heating surface 6a in an arrangement where the airflow directly reaches the heating surface 6a, and the blowing direction by the cooling fan 3C is inclined with respect to the heating surface 6a, and the inclination direction with respect to the heating surface 6a in the blowing direction is a direction in which the airflow in the forward flow direction F1 from the intake port to the exhaust port is greater than that of the backflow direction F2 toward from the exhaust port to the intake port.SELECTED DRAWING: Figure 6
Patent JP-2020114385-A (JP)
Title: Game system and program
Inventor: KOIKE MASAAKI
IPC: A63F13/795
Filed: 2020-02-05
Abstract: To provide a new amusement in a team match type action game in which a plurality of users operate respective characters and fight against opponent characters.SOLUTION: A game system includes: a character movement part for moving related characters for each user information within a field including a plurality of areas common to a plurality of teams, based on operation for each user identified by user information belonging to each of a plurality of teams; an area determination part for determining to which teams the areas are related, based on whether the user's operation result satisfies a predetermined condition; and a victory/defeat determination part for determining victory or defeat of matches by a plurality of teams, based on the determination result by the area determination part.SELECTED DRAWING: Figure 7
Patent JP-2020080554-A (JP)
Title: Receiver
Inventor: WATANABE HIROSHIGE
IPC: H04H60/23
Filed: 2020-02-06
Abstract: To provide a receiver capable of obtaining a display indicating that security communication is being performed in a state where a video and multimedia contents are displayed on the full screen when the security communication is being performed.SOLUTION: A receiver 100 that receives satellite and terrestrial digital broadcasts includes a receiving unit, a content processing unit, a display control unit, a communication unit, and further includes a security operation detection unit that detects the communication status of security communication based on transport layer security (TLS) via the communication unit, and when the security communication is being executed, the brightness or color of a frame located around a display screen is changed to notify that the security communication is being executed.SELECTED DRAWING: Figure 3A
Patent JP-2021125635-A (JP)
Title: Semiconductor device
Inventor: HAYAKAWA SHINICHIRO
IPC: H02M7/48
Filed: 2020-02-07
Abstract: To provide a semiconductor device including a semiconductor chip and a lead frame bonded to a bonding object through a solder, in which the state of the solder disposed between the bonding object and the lead frame can be visually checked more easily.SOLUTION: A power conversion device includes a semiconductor chip and a lead frame bonded to a bonding object through a solder. A second lead frame L2 includes a plate-shaped bonding end part 21 including a notch 24 penetrating to a surface on one side where the solder is welded from a surface on the other side, and a conductor part 22 connected to the bonding end part 21.SELECTED DRAWING: Figure 5
Patent JP-2021125445-A (JP)
Title: Fuel cell system
Inventor: KONNO AKIO
IPC: H01M8/2465
Filed: 2020-02-10
Abstract: To provide a fuel cell system to which a rational configuration for current collection and wiring and a method of electrically connecting a plurality of cells in series are applied.SOLUTION: A fuel cell system 10 includes a plurality of flat-plate-shaped electrode composites 20, a plurality of air electrode current collectors 30, an air supply plate 40, a plurality of connection plates 50, a plurality of insulating plates 60, a negative electrode fuel material 62, a hermetically sealing container 64, and a first glass seal 66. When a first air electrode current collector 32 and a first connecting plate 52 are set to correspond to one of the two adjacent electrode composites 22, and a second air electrode current collector 34 and a second connection plate 54 are set to correspond to the other electrode composite 24, the fuel cell system 10 is configured so that the first air electrode current collector 32 is extended and an end thereof is fixed to the second connecting plate 54 with a conductive paste. The first connection plate 52 has negative electrode connection terminals 52a and 52b. The second air electrode current collector 34 has a positive electrode lead wire 34a. The second connection plate 54 has an intermediate connection terminal 54a.SELECTED DRAWING: Figure 1
Patent JP-2021107907-A (JP)
Title: Photoelectric conversion element, organic photoreceptor, image forming method, image forming apparatus, and organic el element
Inventor: KAMI HIDETOSHI
IPC: G03G5/147
Filed: 2020-02-12
Abstract: To provide a photoelectric conversion element that has sufficient durability at a level required for the purpose of commercial printing and the purpose of a display element.SOLUTION: The above-mentioned problem is solved by a photoreceptor 1 having a photosensitive layer 202, an undercoat layer 208, and a surface layer 209 provided in this order on a support 201, and in the photoreceptor, the surface layer 209 is a ceramic film, and the undercoat layer 208 contains a siloxane resin. The above-mentioned problem is solved by an organic EL element having an organic EL layer, an undercoat layer, and a surface layer provided in this order on a support, and in the organic EL element, the surface layer is a ceramic film, and the undercoat layer contains a siloxane resin.SELECTED DRAWING: Figure 1
Patent JP-2021127062-A (JP)
Title: Vehicle structure
Inventor: JOHANNES HERI PURNOMO
IPC: B62D25/08
Filed: 2020-02-17
Abstract: To provide a vehicle structure which achieves excellent mechanical strength against upthrust force from a rear wheel to a rear wheel house while inhibiting increase of the vehicle weight and increase of manufacturing costs.SOLUTION: A vehicle structure A includes a brace 3 formed by using a member 3' having a substantially hat shape cross section in which a lower part is joined to wheel house flange parts 10a, 11a of a rear wheel house 1, an upper part is joined to a vehicle body formation member 2 located above the rear wheel house 1, and a pair of side wall parts 31, in which a pair of flange plate parts 30 are connected to tips, are connected to both ends of a main wall part 32. In the brace 3, the main wall part 32 is joined to the wheel house flange parts 10a, 11a while making opposite contact therewith.SELECTED DRAWING: Figure 1
Patent JP-2021130611-A (JP)
Title: Dental adhesive composition and dental adhesive composition package
Inventor: KISHI YUTO
IPC: A61K6/30
Filed: 2020-02-18
Abstract: To provide a one-pack type dental adhesive composition that does not require light irradiation at a stage before filling a filling material.SOLUTION: A dental adhesive composition is a one-pack type, and contains 100 pts.mass of (A) polymerizable monomer, 0.05 pt.mass to 2 pts.mass of (B) divalent copper compound, (C) peroxide, (D) photopolymerization initiator, 1 pt.mass to 50 pts.mass of (E) water, and 10 pts.mass to 300 pts.mass of (F) organic solvent, and does not contain reducing agent. (A) polymerizable monomer contains 1 pt.mass to 40 pts.mass of (a1) acidic group-containing polymerizable monomer and 1 pt.mass to 60 pts.mass of (a2) polyfunctional acrylamide-based polymerizable monomer. (C) peroxide contains at least one of 0.1 pt.mass to 10 pts.mass of (c1) organic peroxide and 0.01 pt.mass to 5 pts.mass of (c2) inorganic peroxide. (D) photopolymerization initiator contains 0.1 pt.mass to 10 pts.mass of (d1) bisacylphosphine oxide.SELECTED DRAWING: None
Patent JP-2021130636-A (JP)
Title: Aerosol preparation
Inventor: NAKANISHI TOSHIHIRO
IPC: A61K47/10
Filed: 2020-02-20
Abstract: To provide a diclofenac-containing aerosol preparation having a low abundance ratio of fine particles having a particle diameter of 10 μm or less.SOLUTION: There is provided an aerosol preparation in which an aerosol composition comprising a chemical solution and a propellant is accommodated in a container equipped with an injection valve device, where an actuator of the injection valve device is a jetting button having a mechanical breakup mechanism, the chemical solution contains diclofenac and/or a pharmaceutically acceptable salt thereof, hydroxypropyl cellulose and ethanol, the mass ratio between hydroxypropyl cellulose and ethanol is 1:30 to 1:50 and the mass ratio between the chemical solution and the propellant is 40:60 to 50:50.SELECTED DRAWING: None
Patent JP-2020139949-A (JP)
Title: Analytical method of moulded coal
Inventor: TOMONO TAKAHIRO
IPC: C10B53/08
Filed: 2020-02-25
Abstract: To obtain rotational strength of moulded coal obtained from kneaded-product of coal blend and caking additive without fabricating the moulded coal.SOLUTION: Rotational strength of moulded coal is obtained by performing the following steps (1) to (3): (1) measuring a pressure transmission rate of the kneaded-product of coal blend and caking additive while changing applied pressures, and calculating a ratio of increment of the pressure transmission rate to applied pressure increment in a range selected from the applied pressures 100-300 N as slope of the pressure transmission rate; (2) creating an analytical curve indicative of relation between the slope of the pressure transmission rate calculated for the kneaded-product of coal blend and caking additive and a measured value of the rotational strength of moulded coal obtained by moulding the kneaded-product; and (3) measuring the pressure transmission rate and calculating the slope of the pressure transmission rate for the kneaded-product of coal blend and caking additive sample, and acquiring rotational strength of the moulded coal obtained by moulding the kneaded-product sample using the analytical curve.SELECTED DRAWING: Figure 2
Patent JP-2021135369-A (JP)
Title: Light source device, image display device, head-up display apparatus and movable body
Inventor: ICHII DAISUKE
IPC: B60K35/00
Filed: 2020-02-26
Abstract: To reduce the occurrence of wasteful light.SOLUTION: A light source device comprises: a light source unit which emits light; a light scanning unit which scans the light to draw a display image; a light amount detection unit which detects a light amount of the light; a storage unit which stores a plurality of pieces of data indicating a relation between a control current supplied to the light source unit and the light amount; a control unit which controls the control current on the basis of the light amount such that the control current is determined on the basis of the data; a specific condition setting unit which sets a specific condition for specifying the data to be the update object among the plurality of pieces of data; and an updating unit which updates the data on the basis of the specific condition.SELECTED DRAWING: Figure 1
Patent JP-2021135256-A (JP)
Title: Shape measurement device and shape measurement method
Inventor: SAKAGUCHI TAKASHI
IPC: G01B11/24
Filed: 2020-02-28
Abstract: To provide a shape measurement device and a shape measurement method that can determine whether light blocking by a light-blocking member is properly performed on a measurement object.SOLUTION: A shape measurement device 1 measures a shape of a measurement object T1 in a measurement area AR. The shape measurement device 1 includes a light source 11 that emits light to the measurement area AR, a light-receiving element 12 that receives reflection light formed when the light emitted from the light source 11 is reflected in the measurement area AR, and a specifying unit 13 that specifies an ineffective image part where the measured height is ineffective in a light reception image obtained from the reflection light received by the light-receiving element 12.SELECTED DRAWING: Figure 1
Patent JP-2021133213-A (JP)
Title: Game machine
Inventor: ISHIZUKA KEITA
IPC: A63F7/02
Filed: 2020-02-28
Abstract: To enhance interest in a game.SOLUTION: A game machine can continuously display a specific performance image for a predetermined number of game rounds for first special information in a predetermined game state. The game machine includes: first display means capable of displaying a specific performance image in a specific number of game rounds for second special information being equal to or less than the upper-limit number of second special information that can be stored in acquisition information storage means in a predetermined game state; second display means capable of displaying a specific performance image in a game round for first special information executed continuously after completion of a specific number of game rounds for the second special information; and performance image switching means capable of switching a specific performance image to a predetermined performance image when a specific condition is satisfied in a game round for the first special information executed continuously after completion of a specific number of game rounds for the second special information. The performance image switching means has means for displaying a predetermined performance image having a degree of expectation nearly identical to a degree of expectation when a specific performance image is displayed.SELECTED DRAWING: Figure 869
Patent JP-2021139326-A (JP)
Title: Internal combustion engine
Inventor: KATO HIDERO
IPC: F02B53/00
Filed: 2020-03-04
Abstract: To provide an internal combustion engine capable of reducing loss during operation.SOLUTION: When the pressure rise in a combustion chamber C1 in a compression stroke causes rotational drive of a preceding rotor PR, a movement amount and a rotor width W of the preceding rotor PR are set so that at a position with a predetermined diameter centered on the center of rotation of the preceding rotor PR and a following rotor FR, a movement amount of the preceding rotor PR until the following rotor FR reaches an original position OP before the start of movement of the preceding rotor PR is larger than the rotor width W of the preceding rotor PR.SELECTED DRAWING: Figure 8
Patent JP-2021141298-A (JP)
Title: Electronic component manufacturing method and electronic component manufacturing device
Inventor: EZAWA HIROYUKI
IPC: B05C11/04
Filed: 2020-03-10
Abstract: To provide a manufacture method of an electronic component that enables easy confirmation of whether an upper main surface of a coating film-forming plate and a tip of a blade are parallel.SOLUTION: Included is a step of bringing a tip 2a of a blade 2 into contact with a pair of electrodes 9a, 9b after a step of fixing the blade 2 to a blade mounting mechanism 3 to apply a voltage between the pair of electrodes 9a, 9b, determining that the fixing of the blade 2 to the blade mounting mechanism 3 is good if there is electrical continuity between the pair of electrodes 9a, 9b through the blade 2, and determining that the fixing of the blade 2 to the blade mounting mechanism 3 is defective if there is no electrical conduction between the pair of electrodes 9a, 9b through the blade 2.SELECTED DRAWING: Figure 6
Patent JP-2021144882-A (JP)
Title: Method for controlling battery cooling device for vehicle
Inventor: SASAKI HIROTAKA
IPC: H01M10/625
Filed: 2020-03-13
Abstract: To provide a method for controlling a battery cooling device for a vehicle that can remove dew condensation generated on an evaporator which is dedicated to a battery and provided in a branch circuit branched from an air conditioning circuit.SOLUTION: A control method includes a refrigerant supply stop step for stopping flow of refrigerant from an air conditioning circuit 1 to a branch circuit 2 by closing a solenoid valve 4, thereby stopping supply of refrigerant to an evaporator 3 dedicated to a battery, and an evaporator drying step of driving a blower 5 dedicated to the battery to blow air to the evaporator 3 after the refrigerant supply stop step. Since the evaporator drying step is provided after the refrigerant supply stop step, it is possible to remove dew condensation water generated in the evaporator 3 (dry the evaporator) by blowing air from the blower 5 to the evaporator 3.SELECTED DRAWING: Figure 2
Patent JP-2021143647-A (JP)
Title: Pressure adjustment device
Inventor: FUKAMI TADASHI
IPC: F04B45/04
Filed: 2020-03-13
Abstract: To provide a pressure adjustment device capable of adjusting a pressure without using a creeping speed exhaust valve in an exhaust system.SOLUTION: The pressure adjustment device includes: a diaphragm 31 having a pump portion 32; a pump chamber 34 applying the pump portion 32 as a part of a wall; a driving mechanism 15 for increasing and decreasing a volume of the pump chamber 34; a motor 2; and a control device. It further includes: a suction passage 44; a suction valve 41; a delivery passage 74; and a delivery valve 91. It further includes: a first discharge passage 63 connected to the delivery passage 74 between a fluid outlet 91a of the delivery valve 91 and a fluid delivery port 62a at one end, and connected to a first discharge port 63a at the other end; and a differential pressure valve 81 disposed to close the first discharge passage 63 in a case when a pressure at an upstream side with respect to the fluid outlet 91a of the delivery valve 91 is higher than a pressure of the first discharge passage 63, and to open the first discharge passage 63 in a case when the pressure at the upstream side with respect to the fluid outlet 91a of the delivery valve 91 is a pressure of the first discharge passage 63 or less. The control device adjusts a pressure of the fluid delivered from the fluid delivery port 62a by controlling a rotating speed of the motor.SELECTED DRAWING: Figure 2
Patent JP-2021142511-A (JP)
Title: Dilute solution producing apparatus
Inventor: OGAWA YUICHI
IPC: H01L21/304
Filed: 2020-03-13
Abstract: To provide a dilute solution producing apparatus capable of stably producing a dilute solution having a specified concentration by adding a small amount of a second liquid containing a conductivity-imparting substance or an oxidation-reduction potential adjusting substance to a first liquid such as ultrapure water.SOLUTION: There is provided a dilute solution producing apparatus for producing a dilute solution of a second liquid by adding the second liquid containing at least one of a conductivity-imparting substance and an oxidation-reduction potential adjusting substance to a first liquid, the apparatus including: a first pipe 1 that flows the first liquid; a pump 6 that adds the second liquid into the first pipe 1 through a second pipe 5; a degassing pipe 8 from the pump 6; a water quality sensor 11 including a conductivity meter, a resistivity meter or an oxidation-reduction potential meter; and a control device 12 that opens a degassing valve 9 when a water quality detection value of the water quality sensor 11 fluctuates by a predetermined value or more.SELECTED DRAWING: Figure 1
Patent JP-2021150694-A (JP)
Title: Digital filter and digital filter processing method
Inventor: YAMADA YUTO
IPC: H03H17/02
Filed: 2020-03-17
Abstract: To efficiently use hardware resource and perform countermeasure against soft error, in hardware arithmetic of an FIR(finite impulse response) filter.SOLUTION: A digital filter 1 stores input data 101 before filtering process or output data 108 after filtering process into a RAM 104 according to a filter select signal 128. A parity bit is appropriately added to the input data 101 or the output data 108 as required. For data retrieved from the RAM 104, parity checking based on the parity bit is performed as required, and addition processing is performed after sign inversion process is appropriately performed. The data is used as new output data 108 for loop processing of the digital filter 1.SELECTED DRAWING: Figure 1
Patent JP-2021147260-A (JP)
Title: Production method of aei zeolite, catalyst, and adsorbent
Inventor: HOTTA YUSUKE
IPC: B01J37/04
Filed: 2020-03-17
Abstract: To provide a production method which can safely and economically produce AEI zeolite having a low Si/Al ratio and high purity.SOLUTION: Provided is a production method of AEI zeolite, comprising the steps of: preparing a composition containing silicon atoms, aluminum atoms, alkali metal atoms, and water; aging the composition; adding, after the aging, zeolite containing in its skeleton d6r defined as a composite building unit by International Zeolite Association (IZA); and subjecting the composition after addition of the zeolite to a hydrothermal synthesis.SELECTED DRAWING: None
Patent JP-2021149514-A (JP)
Title: Biometric authentication system, biometric authentication method and program
Inventor: TOTANI JUNICHIRO
IPC: G06F21/32
Filed: 2020-03-19
Abstract: To provide a biometric authentication system in which management is easy and the load of a server is reduced, a biometric authentication method, and a program.SOLUTION: A biometric authentication system 1 for performing biometric authentication on the basis of biometric information on an object person comprises: a reception terminal 2 which acquires biometric information on an object person; and an authentication server 3 which generates a template for authentication on the basis of the biometric information and performs a biometric authentication process on the object person on the basis of the template. The reception terminal includes: a biometric information acquisition unit which, for each object person, acquires at least one piece of biometric information; an object person identification information acquisition unit which acquires identification information unique to each object person; and a terminal side communication unit which transmits the biometric information and the identification information to the authentication server. The authentication server includes: a server side communication unit which receives the biometric information and the identification information from the reception terminal; and a template generation unit which generates a template unique to each object person in which the biometric information is registered in association with the identification information.SELECTED DRAWING: Figure 1