baber/WOPTO huggingface dataset:
Patent JP-2023109386-A (JP)
Title: Item recognition device, item recognition system, item recognition method, and program
Inventor: NAKAGAWASAI TOMOYA
IPC: G07G1/12
Filed: 2022-01-27
Abstract: To provide an item recognition device, an item recognition system, an item recognition method, and a program that reduce the increase in learning time and the weight on storage space.SOLUTION: An item recognition device 100 includes: an image database 131 in which image information for learning of a plurality of items and item names are mapped to each other; a memory unit 130 for storing in advance a similar image item name list 132 with which item names of a plurality of items having similar appearances are mapped; a learning unit 111 for generating a machine-learned identification engine 133; an identification unit 121 for identifying item names based on image information of target items using the identification engine 133; and further includes an image management unit 122 that stores the image information of the target item and the correct item name in the image database 131 when the identification by the identification unit 121 is incorrect and the correct item name is specified by a user, and when the item name identified by the identification unit 121 and the correct item name are not stored in the similar image item name list 132.SELECTED DRAWING: Figure 1
Patent JP-2023109488-A (JP)
Title: balancer device
Inventor: KOSUGE HIROSHI
IPC: F16F15/26
Filed: 2022-01-27
Abstract: To suppress generation of deviation in phase between a driven gear and a balance shaft.SOLUTION: A balancer device for an internal combustion engine includes: a driven gear 13 engaging a crank gear installed to a crankshaft; a friction ring 14 press-fitted and fixed into an inner periphery of the driven gear 13; and a balance shaft 11 inserted into an inner periphery of the friction ring 14. The friction ring 14 has a shape which is asymmetric with respect to a rotation direction and generates different frictional forces depending on a rotation direction.SELECTED DRAWING: Figure 1
Patent JP-2023109514-A (JP)
Title: butterfly valve
Inventor: NOGUCHI TAKUMA
IPC: F01N1/06
Filed: 2022-01-27
Abstract: To provide a butterfly valve with which exhaust gas hardly leaks out of an exhaust pipe even under high back pressure.SOLUTION: A butterfly valve comprises: a valve plate 110 provided inside an exhaust pipe EP; a valve shaft 120 which crosses the exhaust pipe EP and holds the valve plate 110; a bearing unit 140 that has a sealing bush 141 and a support bush 142 which are distinct and annular and into which the valve shaft 120 is inserted, and that axially supports the valve shaft 120 in a slidable manner; and a housing 150 which is attached to the exhaust pipe EP and accommodates the bearing unit 140 disposed outside the exhaust pipe EP. The support bush 142 is disposed between the housing 150 and the sealing bush 141 and is in contact with the housing 150 at an outer peripheral surface 142A of the support bush 142. The sealing bush 141 is in contact with the housing 150 at an outer peripheral surface 141A of the sealing bush 141 and is in contact with a flange 121 of the valve shaft 120 at a valve shaft-facing surface 141B of the sealing bush 141.SELECTED DRAWING: Figure 2
Patent JP-2023110787-A (JP)
Title: Polyurea-based thermal insulation coating and coating method therefor
Inventor: IWAMA MASAHIKO
IPC: C09D175/02
Filed: 2022-01-28
Abstract: To provide a thermal insulation coating that prevents thermal insulation effect from decreasing even when applied to water-permeable pavement, with few problems about the finish of the coating and the like.SOLUTION: A thermal insulation coating according to the present invention is a two-part polyurea-based thermal insulation coating that includes a basis including a polyamine, a thermal insulation material, and a filler, and a curing agent including a polyisocyanate. When measured at 6 rpm using a B type viscometer at 60°C, the basis has a viscosity of 350 mPa s or more and 1000 mPa s or less.SELECTED DRAWING: None
Patent JP-2023113462-A (JP)
Title: checkout device
Inventor: ITO MASAKI
IPC: G07D9/00
Filed: 2022-02-03
Abstract: To provide a checkout device with which it is possible to obtain good ease of use in correspondence to increased capacity of a collection bag that is used for collecting coins which are stored by a coin receipt/payment device that the checkout device includes.SOLUTION: A checkout device has a coin receipt/payment device built-in, and comprises a drawer unit, a collection bag, a frame, and a support part. The drawer unit is a container which is supported so as to be movable between an installation portion which is provided downward of a shelf board that supports the coin receipt/payment device and a draw position which is drawn from the installation position to a near side of the checkout device, and which has at least an upward opening. The collection bag is a bag-like container which has an opening and is used for collecting coins. The frame maintains an open state of the opening. The support part is provided on both sides of the drawer unit and supports the frame while holding the opening of the collection bag upward.SELECTED DRAWING: Figure 2
Patent JP-2022070944-A (JP)
Title: Use for producing polymorph mixture of rifaximin and solid preparation
IPC: C07D498/22
Filed: 2022-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a stable rifaximin crystal polymorph mixture, and a method for producing the same. 
     SOLUTION: A rifaximin polymorph mixture having a relative ratio of 85/15±3 and an α/β form is produced by a method including a step of producing wet coarse rifaximin containing rifamycin O as a starting material, and a step of dissolving the rifaximin in ethyl alcohol at a temperature of 50-60°C, adding water thereto, then precipitating the wet purified rifaximin by lowering a temperature of the suspension to 28-33°C in a state of having stirred for 1-3 hours, cooling a crystallization mixture to 20-25°C in a state of having stirred for 1-2 hours, cooling the crystallization mixture to 0-5°C for a constant time until precipitation of the crystallization mixture is obtained, purifying the crystallization mixture by precipitation, filtering the suspension by a filter drier, cleaning the obtained solid matter with water, and then drying the solid matter at a temperature of 38-42°C and an ordinary pressure under an inactive gas flow to a constant time reaching a final water content of 6±2%. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022058955-A (JP)
Title: Game machine
IPC: A63F7/02
Filed: 2022-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a game machine capable of increasing a player's interest in a game. 
     SOLUTION: A first area is provided in a first flow path provided at a position where game balls shot by shooting means in a specific direction can flow down, and a second area is provided in a second flow path. A first privilege is granted on the basis of entry of the game balls in the first area, and a second privilege is granted in which player's advantage is higher than in the first privilege on the basis of entry of the game balls in the second area. The first flow path is configured so that the game balls can flow down more easily than the second flow path. Thereby, a player's interest in a game can be increased. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023119172-A (JP)
Title: Drying device and printing device
Inventor: FUTAMATSU YASUO
IPC: B41J2/01
Filed: 2022-02-16
Abstract: To provide a drying device and a printing device which can suppress a medium conveyed through a support surface from being damaged thermally.SOLUTION: A drying device 20 comprises a support part 21, a heating unit 25 and a control part. The heating unit 25 comprises: a duct 31 including an air passage 43, having a blow out port 48, an inlet port 47 and an air vent 49, to which air can flow; a heating part 32; an air blower 33; and a first adjustment part 34 that can adjust a quantity of air flowing into the air passage 43 from the outside of the duct 31 through the air vent 49. The control part can execute a first mode in which the first adjustment part 34 is controlled so that the quantity of air is adjusted in a state where heating is performed by the heating part 32, and a second mode in which the first adjustment part 34 is controlled so that the quantity of air is larger than a quantity of air in the first mode, in a state where the heating by the heating part 32 is stopped.SELECTED DRAWING: Figure 2
Patent JP-2023121346-A (JP)
Title: Shield terminal and outer conductor
Inventor: MURABAYASHI YORIKAZU
IPC: H01R13/6581
Filed: 2022-02-21
Abstract: To enable metallic components forming an outer conductor to contact with each other in a wide area.SOLUTION: A shield terminal 1 includes: an inner conductor 10; a dielectric body 11 which encloses the inner conductor 10; and an outer conductor 15 which encloses the dielectric body 11. The outer conductor 15 is formed including a first component 16 and a second component 24 which are fitted to each other. Multiple protrusions 23 are formed on a first fitting surface 22, which slidably contacts with the second component 24 in a fitting process, of the first component 16. In a state that the first component 16 and the second component 24 are fitted, the multiple protrusions 23 contact with the second component 24 while plastically deforming.SELECTED DRAWING: Figure 5
Patent JP-2023132892-A (JP)
Title: Frame of vehicle seat
Inventor: NAKAMURA MASATAKE
IPC: B60N2/90
Filed: 2022-03-11
Abstract: To provide a frame of a vehicle seat which enables a frame body and a resin component to be easily disassembled during recycling while improving rigidity.SOLUTION: One embodiment of the disclosure relates to a frame of a vehicle seat including: a metal frame body; and a resin reinforcement material attached to the frame body. The frame body has: a base part; and a first wall part and a second wall part which protrude from the base part and face each other. The reinforcement material has a base which is compressed by the first wall part and the second wall part. The base has: a first engagement part which engages with an end of the first wall part; and a second engagement part which engages with an end of the second wall part.SELECTED DRAWING: Figure 2
Patent JP-2023140842-A (JP)
Title: Insulation communication system
Inventor: FURUTA ZENICHI
IPC: H04L25/49
Filed: 2022-03-23
Abstract: To provide an insulation communication system that makes it possible to increase the data rate while suppressing current consumption per communication symbol communicated by one modulation.SOLUTION: A communication control unit 21, 16 configures communication data at three values or higher including a positive state "1" and a negative state "-1" in which the absolute values of the states expressed by integers are the same, and a zero state "0" in which no current consumption occurs between the positive state and the negative state, and performs isolated communication through an insulating portions 9, 10, 25, 26 using a communication symbol that summarizes the communication data. The communication control unit 21, 16 sets the beginning of the multi-bit data as the negative state "-1" or the positive state "1", and thereafter performs setting so as to take any of the three states.SELECTED DRAWING: Figure 1
Patent JP-2023140911-A (JP)
Title: Communication system, wide area monitoring and control system, communication device, communication method and communication program
Inventor: IKEDA YUSUKE
IPC: H04L12/437
Filed: 2022-03-23
Abstract: To provide a communication system capable of improving fault tolerance when multiple faults occur in a ring-shaped wired communication path to which multiple communication devices are connected.SOLUTION: A communication system 8 having a wired communication network 2 and a wireless communication network 3 includes multiple first communication devices for transmitting data acquired from connected devices and a second communication device to which a device that collects data is connected. The multiple first communication devices and the second communication device are connected by a ring-shaped wired communication path. When breakage of the wired communication path is detected between the first communication device and the second communication device, the first communication device whose wired communication path has been broken with the second communication device or the second communication device determines a representative communication device that transmits data to the second communication device by wireless communication, among from a first communication device group to which the first communication device whose wired communication path has been broken with the second communication device is connected by wire.SELECTED DRAWING: Figure 1
Patent JP-2023141089-A (JP)
Title: Pumpkin seed protein-containing beverage, method for producing pumpkin seed protein-containing beverage, and composition for pumpkin seed protein-containing beverage
Inventor: NISHI TAKEMI
IPC: A23L2/38
Filed: 2022-03-23
Abstract: To provide a pumpkin seed protein-containing beverage that can give a texture with little graininess.SOLUTION: A pumpkin seed protein-containing beverage contains pumpkin seed protein, an enzyme, and a stabilizer.SELECTED DRAWING: None
Patent JP-2023141196-A (JP)
Title: Method of manufacturing light-emitting element and light-emitting element
Inventor: YOSHIKAWA AKIRA
IPC: H01L33/12
Filed: 2022-03-23
Abstract: To provide a method of manufacturing a light-emitting element, and the light-emitting element, capable of achieving a high luminous efficiency and a low threshold voltage.SOLUTION: A light emitting element includes, on an Al-containing nitride semiconductor substrate, a semiconductor lamination part in which a first conductivity-type cladding layer including a nitride semiconductor layer of a first conductivity type, a light-emitting layer formed of a nitride semiconductor including one or more quantum wells, and a second conductivity-type cladding layer including a nitride semiconductor layer of a second conductivity type are laminated in this order. The light emitting element also includes, between the nitride semiconductor substrate and the first conductivity-type cladding layer, an altered nitride semiconductor layer in which a stoichiometric ratio between group III atoms and group V atoms is not 1:1, and 1×1018 cm-3 or more and 5×1019 cm-3 or less of hydrogen is contained. Such an altered nitride semiconductor layer is formed by subjecting a nitride buffer layer formed on the Al-containing nitride semiconductor substrate to heat treatment alternately in hydrogen and NH3 in an environment with a reactor pressure of 10 mbar or more and 50 mbar or less and a temperature of 1,200°C or above and 1,400°C or below.SELECTED DRAWING: Figure 1
Patent JP-2022151846-A (JP)
Title: Transaction management system, information processing device, transaction management method, and transaction management program
Inventor: FUKUDA TAKASHI
IPC: G06Q40/02
Filed: 2022-03-24
Abstract: To provide a transaction management system, a transaction management method, and an information processing device which enable transaction of an estate securitization product or a deemed security having high convenience for a general investor and a transaction undertaker.SOLUTION: In a transaction management system 10, an information processing device 200 generates a security ID for identifying an estate securitization product or a deemed security generated from a proprietary right of an estate, and associates the security ID with the estate securitization product or the regarded security and transmits the associated information to a block chain network 800. An information terminal device 300 calculates a dividend for a prescribed period for each owner of the estate securitization product or the deemed security based on the information related to the estate securitization product or the deemed security stored in the block chain network 800 for the prescribed period, associates a user ID for identifying the owners with the dividend, and transmits the associated information to the block chain network 800.SELECTED DRAWING: Figure 2
Patent JP-2023143320-A (JP)
Title: Music provision device, music provision method, and program
Inventor: KUMAGAI YUIKO
IPC: G10K15/02
Filed: 2022-03-25
Abstract: To provide music data for recommendation to users in a more appropriate manner.SOLUTION: A music provision device according to an embodiment comprises: a position information acquisition unit that acquires the position information of a user; a music data acquisition unit that refers to map information that includes first music data corresponding to the request of a user and information of a plurality of POIs and a music recommendation zone associated for each of the plurality of POIs, and acquires second music data that is recommended, on the basis of information regarding a user when the user enters the music recommendation zone and POI information associated with the music recommendation zone that the use enters; and a music provision unit that provides the acquired first and second music data to the device that the user uses. When providing the second music data to the device that the user uses while the first music data is being reproduced, a voice guidance regarding the second music data is provided following the output of a sound effect, allowing the second music data to be reproduced on the device that the user uses after the voice guidance is finished.SELECTED DRAWING: Figure 1
Patent JP-2023144413-A (JP)
Title: autonomous cleaning robot
Inventor: TERUMOTO SUSUMU
IPC: A47L9/28
Filed: 2022-03-28
Abstract: To provide an autonomous cleaning robot that does not require a large storage space.SOLUTION: An autonomous cleaning robot includes a cleaner body 110, and an electrically-driven travel trolley 100 provided with a suction nozzle 20.SELECTED DRAWING: Figure 1
Patent JP-2023147014-A (JP)
Title: battery
Inventor: KAKEHI SHINICHIRO
IPC: H01M50/152
Filed: 2022-03-29
Abstract: To provide a battery in which a braking of a positive electrode tab is suppressed.SOLUTION: In a battery 1, a tip end 27a of a positive electrode tab 27 is arranged in a holding space S defined between a lower surface 12a of a seal plate 12 and a parallel surface part 50a of a tab holding part 50 which are parallel to each other. Even if an impact is received from an external part, since the tip end 27a of the positive electrode tab 27 is housed in the holding space S, the tip end 27a of the positive electrode tab 27 is hardly swung. Therefore, an event that the positive electrode tab 27 is broken in a welding portion with the seal plate 12 is suppressed.SELECTED DRAWING: Figure 4
Patent JP-2022088555-A (JP)
Title: Early detection of preliminary stages of testicular germ cell tumors
IPC: C12Q1/6886
Filed: 2022-03-30
Abstract: PROBLEM TO BE SOLVED: To provide methods of detecting preliminary stages of testicular germ cell tumors, more particularly testicular intraepithelial neoplasia (TIN), in a subject; to provide use of miR-371a-3p as a biomarker for the detection of TIN; and further to provide use of miR-371a-3p-specific primers and/or miR-371a-3p-specific probes and of corresponding kits, for the detection of TIN. 
     SOLUTION: Provided is a method comprising measuring the expression level of miR-371a-3p in a biological sample derived from a subject, the expression level of miR-371a-3p being indicative of the presence or absence of TIN in the subject. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023150053-A (JP)
Title: liquid discharge device
Inventor: USUI HISAKI
IPC: B41J2/015
Filed: 2022-03-31
Abstract: To provide a liquid discharge device capable of reducing a possibility of instantaneous increase in power consumption.SOLUTION: A liquid discharge device performs gradation expression with multiple gradation levels by discharging liquid droplets onto a medium. In the liquid discharge device, a period in which a first drive circuit outputs a second drive waveform as a first drive signal at least partially overlaps a period in which a second drive circuit outputs a fourth drive waveform as a second drive signal; a period in which the first drive circuit outputs a third drive waveform as the first drive signal does not overlap the period in which the second drive circuit outputs the fourth drive waveform as the second drive signal; and in a drive cycle, the first drive circuit outputs a first drive waveform as the first drive signal, subsequently outputs the second drive waveform as the first drive signal, and then outputs the third drive waveform as the first drive signal.SELECTED DRAWING: Figure 5
Patent JP-2023152493-A (JP)
Title: Power supply control device, power supply control method, and computer program
Inventor: UCHINO TAKEO
IPC: G01R31/00
Filed: 2022-04-04
Abstract: To provide a power supply control device, a power supply control method, and a computer program for detecting relay contact abnormality.SOLUTION: A power supply control device 11 disclosed herein controls supply of power via a relay contact 30. When the relay contact 30 is on, a control unit (processing unit) of a microcomputer 24 acquires a first voltage level at an NO terminal 30b located downstream of the relay contact 30. The control unit determines the presence or absence of abnormality in the relay contact 30 on the basis of the acquired first voltage level.SELECTED DRAWING: Figure 1
Patent JP-2022091954-A (JP)
Title: Image decoding device, image decoding method, and program
IPC: H04N19/126
Filed: 2022-04-04
Abstract: PROBLEM TO BE SOLVED: To ensure that the value of a quantization parameter is always "0" or higher. 
     SOLUTION: An image decoding device 200 according to the present invention includes a quantization parameter derivation unit 220A configured to correct the value of a decoded quantization parameter of a target block depending on whether the adaptive color conversion is applied to the target block, and then set the larger value of the corrected quantization parameter value and a predetermined value of "0" or more as the quantization parameter of the target block. 
     SELECTED DRAWING: Figure 3 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022092004-A (JP)
Title: Calculation device, processing method, program and storage medium
IPC: G06V30/14
Filed: 2022-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a reading system, a reading method, a program and a storage medium which can improve reading accuracy of a numerical value indicated in a meter. 
     SOLUTION: A reading system 1 includes an extractor 12, a generator 13, a corrector 14, and a reader 15. The extractor 12 extracts a first candidate region being a candidate of a region in which a meter is imaged from an input image. The generator 13 generates a rectangle that corresponds to the exterior form of the first candidate region around the first candidate region when the exterior form of the first candidate region is circular. The corrector 14 generates a second candidate region by using the generated rectangle to correct the exterior form of the first candidate region to make the exterior form approach a perfect circle. The reader 15 reads, from the second candidate region, a numerical value indicated by the meter. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT