baber/WOPTO huggingface dataset:
Patent JP-2023115799-A (JP)
Title: Plant cultivation system and plant cultivation method
Inventor: IKEDA TATSUSHI
IPC: A01G31/00
Filed: 2022-02-08
Abstract: To suppress proliferation of algae to suppress multiplication of bacteria in nutritious liquid.SOLUTION: A plant cultivation system 1 has: a cultivation vessel 21 which allows nutritious liquid 61 to pass and cultivates plants 3; a storage tank 43 storing the nutritious liquid 61; a first drainage channel 45 which is connected to the cultivation vessel 21, overflows the nutritious liquid 61 at a predetermined water level to drain the liquid from the cultivation vessel 21 to the storage tank 43; a second drainage channel 47 which is connected to the vicinity of a bottom part of the cultivation vessel 21, and drains the nutritious liquid 61 from the cultivation vessel 21; a drain valve 49 which opens/closes the second drainage channel 47; a sterilizer 53 which is provided at a water supply channel 55 of the nutritious liquid 61, and performs a sterilization treatment on the nutritious liquid 61 drained from the cultivation vessel 21; and a water supply channel 55 which supplies the nutritious liquid 61 on which sterilization treatment has been performed to the cultivation vessel 21.SELECTED DRAWING: Figure 7
Patent JP-2023010543-A (JP)
Title: Irreversible electroporation and thermal ablation by focal catheter
Inventor: ANAND RAO
IPC: A61B18/14
Filed: 2022-02-09
Abstract: To provide a catheter for combining irreversible electroporation and radiofrequency ablation treatments, and methods of constructing and using the same.SOLUTION: Embodiments presented herein generally include a catheter and a system configured to deliver electrical pulses for ablation by IRE, and methods for constructing and using the same. The catheter and system can further be configured to delivery RF electrical current for thermal ablation interleaved with ablation by IRE, simultaneously with ablation by IRE, and/or separately from ablation by IRE. The catheter can have a linear distal portion with a tip electrode, a middle ring electrode, and a proximal ring electrode. The electrodes are configured in several combinations to provide unipolar ablation, bipolar ablation, and/or a combination thereof.SELECTED DRAWING: Figure 1
Patent JP-2023116296-A (JP)
Title: household refrigerator
Inventor: TOMITA ATSUSHI
IPC: F25D11/00
Filed: 2022-02-09
Abstract: To provide a household refrigerator that can store food while restraining a low-temperature injury, and keeping quality.MEANS FOR SOLVING THE PROBLEM: A household refrigerator 1 according to an embodiment comprises a storage chamber 50, temperature adjustment means for adjusting the temperature of food housed in the storage chamber 50, and a control part 45 for controlling the temperature adjustment means. The control part 45 executes cooling preservation operation for cooling the food to a first temperature Te1, and a recovery operation for heating the temperature of the food to a second temperature Te2 higher than the first temperature Te1 to make a recovery from a low-temperature injury having occurred in the food. The temperature adjustment means comprises a cooling part 30 for cooling the food, and a heating part 86 for heating the food. The heating part 86 is provided above or below a placement part on which the food is placed in the storage chamber 50.SELECTED DRAWING: Figure 2
Patent JP-2023119973-A (JP)
Title: game machine
Inventor: KIKUCHI NAOTO
IPC: A63F7/02
Filed: 2022-02-17
Abstract: To provide a game machine capable of setting a stack pointer provided for each bank and executing an initialization process for determining a clearing range of a RAM in an efficient and simple configuration.SOLUTION: When a process pertaining to a bank 0 is activated at power-on, then a stack pointer of the bank 0 is set. After that, when a process pertaining to a bank 1 is invoked for performing a process to an area pertaining to the bank 1, a stack pointer of the bank 1 is set by the invoked process.SELECTED DRAWING: Figure 114
Patent JP-2022060398-A (JP)
Title: Access point device and station device
IPC: H04W4/06
Filed: 2022-02-21
Abstract: PROBLEM TO BE SOLVED: To improve reliability by using a reception acknowledgement while ensuring efficient use of radio resources in multicast transmission of radio transmission. 
     SOLUTION: When a plurality of radio communication devices included in a multicast group receive a multicast data frame, the devices simultaneously transmit reception acknowledgements of a multicast by using spatial multiplexing in response to a reception confirmation request from a transmission source. On the other hand, a transmission source radio communication device separates and restores the simultaneously received reception acknowledgements into original individual reception acknowledgements by a signal process based on channel information with each transmission destination radio communication device. 
     SELECTED DRAWING: Figure 9 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023121916-A (JP)
Title: Facility temperature management system, facility temperature management program, and marker parts for facility temperature management system
Inventor: KONDO YASUSHI
IPC: G01J5/53
Filed: 2022-02-22
Abstract: To provide a facility temperature management system capable of highly accurately detecting abnormal temperature changes without being affected by ambient temperature.SOLUTION: A facility temperature management system 1 of the present invention includes a first marker 31 and a second marker 41. The facility temperature management system 1 includes: imaging means 50, marker discrimination means 61, facility surface temperature calculation means 61, ambient temperature determination means 61, and temperature difference calculation means 61. The marker discrimination means 61 discriminates the type of a marker imaged by the imaging means 50. The facility surface temperature calculation means 61 calculates a surface temperature of a facility 10 when an imaged marker is the first marker 31. In the case of the second marker 41, the ambient temperature determining means 61 calculates a surface temperature of the second marker 41, and determines an ambient temperature based on the calculated surface temperature. The temperature difference calculation means 61 calculates the temperature difference between the surface temperature of the facility 10 and the ambient temperature.SELECTED DRAWING: Figure 1
Patent JP-2022065153-A (JP)
Title: Schottky barrier diode and pn junction
IPC: H01L29/872
Filed: 2022-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a Ga 2 O 3 -based Schottky barrier diode and pn junction, using a hetero pn junction that can be manufactured easily at a low cost. 
     SOLUTION: As one embodiment, there is provided a Schottky barrier diode 3 that includes an n-type semiconductor layer 31 having a trench 35, a p-type semiconductor layer 32 as a guard ring embedded in the trench 35, composed of a p-type semiconductor whose volume of an amorphous portion is greater than the volume of a crystalline portion, and an anode electrode 33 forming a Schottky junction with the n-type semiconductor layer 31. 
     SELECTED DRAWING: Figure 5 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023122238-A (JP)
Title: Image heating device and image forming apparatus
Inventor: SAITO TORU
IPC: G03G15/20
Filed: 2022-02-22
Abstract: To provide a technique that can ensure safety and shorten FPOT with a small and inexpensive constitution.SOLUTION: In an image heating device, a control portion has a first semiconductor element connected to a first heating element group and a second semiconductor element connected to a second heating element group and connected to the first semiconductor element in series, controls power to be supplied to the first heating element group by controlling the first semiconductor element, and controls power to be supplied to the second heating element group by controlling the first semiconductor element and the second semiconductor element. The control portion has a safety element that can perform the operation for cutting off the supply of power to the first heating element group in response to the overheating of the heating elements included in the first heating element group. The maximum amount of heat generation per unit length in a width direction of the second heating element group is larger than the maximum amount of heat generation per unit length in a width direction of the first heating element group.SELECTED DRAWING: Figure 1
Patent JP-2023124126-A (JP)
Title: Method for manufacturing semiconductor element
Inventor: IKEDA SATOSHI
IPC: H01L21/336
Filed: 2022-02-25
Abstract: To suppress separation of nitrogen from a GaN-based semiconductor substrate by a protection film and suppress an adverse effect on characteristics of the semiconductor element caused by removal of the protection film.SOLUTION: A method for manufacturing a semiconductor element includes steps of: injecting a dopant into a GaN-based semiconductor substrate (12); epitaxially growing a protection film (50) on a surface of the GaN-based semiconductor substrate after injecting the dopant into the GaN-based semiconductor substrate; injecting the dopant into the protection film; and activating the dopant injected into the GaN-based semiconductor substrate by annealing the GaN-based semiconductor substrate at a temperature of 1200°C or higher after epitaxially growing the protection film. The protection film into which the dopant was injected serves as a part of a semiconductor layer of the semiconductor element.SELECTED DRAWING: Figure 5
Patent JP-2023124271-A (JP)
Title: Information transfer apparatus and information transfer method
Inventor: HARADA KAZUHISA
IPC: H04L13/08
Filed: 2022-02-25
Abstract: To provide an information transfer apparatus and an information transfer method configured to suppress missing of information.SOLUTION: An information transfer apparatus includes a communication unit, a buffer unit, a monitoring unit, a read unit, and a gap control unit. The communication unit receives a frame. The buffer unit stores the frame received by the communication unit. The monitoring unit monitors free space of the buffer unit and determines, based on the size of the free space, whether frames have been accumulated in the buffer unit. The read unit inserts an inter-frame gap between the frames stored in the buffer unit to read the frames. The gap control unit controls the read unit, when the frames have been accumulated in the buffer unit, so that the read unit adjusts a length of the inter-frame gap to be inserted between the frames on the basis of the number of times that the read unit read the frames.SELECTED DRAWING: Figure 6
Patent JP-2023125400-A (JP)
Title: Opening/closing member driving device and toilet lid opening/closing unit
Inventor: OSHIMA YUUKI
IPC: H02K7/116
Filed: 2022-02-28
Abstract: To provide an opening/closing member driving device that can prevent grease coated on a gear part of an output shaft from adhering to a detection part of a potentiometer that detects the rotation of the output shaft and to the substrate.SOLUTION: A case 10 of an opening/closing member driving device 3 includes a partition portion 55 that divides the case 10 by an output shaft 11 and a second direction X2 of a sixth composite gear 35. A substrate 14 to which a detection unit 38 of a potentiometer 15 is attached opposes the partition portion 55 in a first direction X1 of the partition portion 55. The detection unit 38 is located in a gap C between the partition portion 55 and the substrate 14. A through-hole for a potentiometer gear 39 is provided on the partition portion 55. The potentiometer gear 39 has a gear body portion 52 that meshes with a gear portion 24 for detecting a rotary angle position of the output shaft 11 in the second direction X2 of the partition portion 55. A mating portion 51 mates with a gear connecting portion 38a of the detection unit 38 in the first direction X1 of the partition portion 55. The partition portion 55 is interposed between the detection unit 38, the substrate 14, and the output shaft 11.SELECTED DRAWING: Figure 6
Patent JP-2023128496-A (JP)
Title: Game machine
Inventor: KUBOTA TOMOHIRO
IPC: A63F7/02
Filed: 2022-03-03
Abstract: To provide a novel game machine.SOLUTION: In a management game machine, a state management process is executed. Although the state management process is executed in a used area, an error confirmation process (step S500) for determining occurrence/cancellation of an error is executed outside the area. When occurrence/cancellation of an error outside the area are determined, a sub-command is set to a ROM outside the area and control is returned to a state management process. In the state management process, when a sub-command outside the area is stored (step S503=No), the sub-command is loaded (step S504) and a sub-command set process (step S505) is executed.SELECTED DRAWING: Figure 22
Patent JP-2023129808-A (JP)
Title: Capacitor and method for manufacturing the same
Inventor: IGARASHI TAKESHI
IPC: H01L21/822
Filed: 2022-03-07
Abstract: To suppress the degradation of electrical characteristics of capacitors.SOLUTION: A capacitor has a substrate 10, a first electrode 14 provided on the substrate, a dielectric film 16 provided on the first electrode, a second electrode 18 provided on the dielectric film, a third electrode 20 in contact with the second electrode in at least some first region 50 of the lower surface, and an organic insulating film 26 covering the upper part of the dielectric film, the upper part of the second electrode and the third electrode, and the organic insulating film is not provided between the bottom surface of the third electrode and the second electrode in the direction normal to the top surface of the substrate.SELECTED DRAWING: Figure 1
Patent JP-2023130111-A (JP)
Title: Gas sensor and operation method of gas sensor
Inventor: WATANABE YUSUKE
IPC: G01N27/416
Filed: 2022-03-07
Abstract: To provide a gas sensor capable of protecting a sensor element when being used under a rich atmosphere.SOLUTION: A controller of a gas sensor comprises an electrochemical pump cell including an inner electrode included in a sensor element and provided to face at least one internal space into which a measurement object gas is introduced, a pump electrode outside the space disposed at a place other than the internal space, and a solid electrolyte provided between both electrodes. The controller: determines whether a determination target value as an index of oxygen pumping operation in the electrochemical pump cell exceeds a threshold in a prescribed determination time; as long as the determination target value does not exceed the threshold, controls the gas sensor in a basic mode for keeping oxygen concentration in the at least one internal space constant by operating at least one electrochemical pump cell; and when the determination target value exceeds the threshold, controls the gas sensor in a protection execution mode for protecting the at least one electrochemical pump cell from excessive oxygen pumping operation.SELECTED DRAWING: Figure 2
Patent JP-2023130780-A (JP)
Title: Sheet conveying device, image reading device and image forming device
Inventor: OKI KENJI
IPC: B65H85/00
Filed: 2022-03-08
Abstract: To reduce possibility of occurrence of conveyance failure when both-side conveying of a sheet of small size is performed.SOLUTION: A sheet conveying device comprises control means for executing jobs to make feeding means feed a sheet, to make a regulation member correct skew of the sheet, to make reverse means reverse the sheet, to make the regulation member re-correct the skew of the sheet, and to discharge the sheet to a discharge part. The control means, when an execution instruction of the jobs is received and size information acquired by acquiring means is equal to or smaller than a predetermined size, carries out processing for discharging the sheet to the discharge part without making the reverse means reverse the sheet after the sheet has initially passed through the regulation member.SELECTED DRAWING: Figure 7
Patent JP-2023133802-A (JP)
Title: Internal combustion engine control device
Inventor: IDOGAWA MASANAO
IPC: F02D41/34
Filed: 2022-03-14
Abstract: To reduce an amount of fuel blown through an exhaust passage during a valve overlap period.SOLUTION: An internal combustion engine control device is applied to an internal combustion engine 1 which comprises: a port injection valve 4 which injects fuel into an intake passage 3; a cylinder injection valve 20 which injects fuel not through the intake passage 3 but directly into a cylinder 18; and a supercharger 50 which supercharges intake air. Given that a ratio of an amount of the fuel injected through the port injection valve 4 to a total amount of the fuel subject to single time combustion in the cylinder 18 is defined as a port injection ratio, when a condition that the supercharger 50 is in operation to supercharge and a valve overlap period is in an engine operation region which is larger than zero is met, the internal combustion engine control device makes the port injection ratio smaller and a timing to start fuel injection through the port injection valve 4 later than when the condition is not met.SELECTED DRAWING: Figure 1
Patent JP-2023134227-A (JP)
Title: Process cartridge and electrophotographic device
Inventor: NAKAZONO TOMOHARU
IPC: G03G5/147
Filed: 2022-03-14
Abstract: To provide a process cartridge that can prevent the generation of a banding image and form a high-quality electrophotographic image.SOLUTION: A process cartridge is provided which has an electrophotographic photoreceptor, toner, and a developing member that supplies the toner to the electrophotographic photoreceptor. The electrophotographic photoreceptor has a surface layer containing particles A including metal atoms and a binder resin. The toner has toner particles and hydrotalcite particles as an external additive. In filter fitting analysis in STEM-EDS analysis, the hydrotalcite particles contain fluorine. When the number average primary particle diameter of the particles A is defined as m [nm], the content ratio of the particles A to the surface layer as p [volume%], and the number average primary particle diameter of the hydrotalcite particles as h [nm], the m, the p, and the h satisfy the following formulas, respectively. The process cartridge is removably attached to a main body of an electrophotographic device. Formula (1) 5≤m≤300; formula (2) 5≤p≤40; formula (3) 60≤h≤1000.SELECTED DRAWING: Figure 2
Patent JP-2023135001-A (JP)
Title: Projection apparatus and method for controlling projection apparatus
Inventor: MOMOSE YOICHI
IPC: G09G3/20
Filed: 2022-03-15
Abstract: To prevent the occurrence of contradiction in display caused by a shift of optical paths.SOLUTION: A projection apparatus includes a display panel that includes a plurality of OLEDs emitting rays of light in a predetermined direction, and an optical path shift element that shifts optical paths of the rays of light emitted from the light-emitting devices. In a light-emission sub frame L_f1, the display panel turns on the plurality of OLEDs, in a vertical scanning retrace period Vblnk, it turns off the plurality of OLEDs, and in a light-emission sub frame L_f2, it turns on the plurality of OLEDs. In the light-emission sub frames L_f1 and L_f2, the optical path shift element fixes the optical paths, and in vertical scanning retrace period Vblnk, it shifts the optical paths.SELECTED DRAWING: Figure 13
Patent JP-2023135905-A (JP)
Title: internal combustion engine
Inventor: OMORI KOHEI
IPC: F01M1/02
Filed: 2022-03-16
Abstract: To improve an adhesion property between a region of an oil suction port of each of scavenge pumps and a crankcase after suppressing an influence on pump attachment/detachment performance, in an internal combustion engine having a plurality of the scavenge pumps.SOLUTION: An intermediate fastening part 68C for fixing a pump unit 50 to a crankcase with an intermediate bolt B6 which is along a pump vertical direction is arranged between a front lower bolt B1 for fixing a plurality of scavenge pumps in a pump axial direction and a rear upper bolt B2. The intermediate fastening part 68C is arranged between a pair of the oil suction ports of the plurality of scavenge pumps, and in a height toward a side separating from a pump attachment face 23C, a height of a fastening seat face 68C1 of the intermediate bolt B6 of the intermediate fastening part 68C is set to a height at which the intrusion fastening part is overlapped on a front lower fastening part 67F and a rear upper fastening part 67R which are fastened with the front lower bolt B1 and the rear upper bolt B2, or set at a position higher than the front lower fastening part 67F and the rear upper fastening part 67R.SELECTED DRAWING: Figure 5
Patent JP-2023136555-A (JP)
Title: overhead crane monitoring system
Inventor: MOROOKA KIYOKAZU
IPC: B66C13/00
Filed: 2022-03-17
Abstract: To provide an image suitable for remotely controlling an overhead crane to an operator.SOLUTION: An overhead crane monitoring system monitors an overhead crane 1 which includes a traveling body 2 traveling along a rail 4, a traversing truck 3 traveling in a direction orthogonal to the traveling direction of the traveling body 2 along the traveling body 2, and a hoisting device 5 mounted on the traversing truck 3. A panoramic camera 6 for performing photographing in a looking down posture is installed on one end part of the traveling body 2. An image photographed by the panoramic camera 6 is displayed on a wide display 21 installed in a remote operation room.SELECTED DRAWING: Figure 3
Patent JP-2022146918-A (JP)
Title: Epoxy resin, and method for producing epoxy resin
Inventor: WATANABE TAKAAKI
IPC: C08G59/04
Filed: 2022-03-17
Abstract: To provide an epoxy resin that is excellent in solvent solubility and low dielectric properties (low dielectric loss tangents).SOLUTION: The foregoing problem is solved by an epoxy resin represented by formula (1), with a weight average molecular weight of 2,000-20,000, an epoxy equivalent of 500-2,000 g/eq, and the epoxy equivalent being lower than or equal to the number average molecular weight.SELECTED DRAWING: None
Patent JP-2023139847-A (JP)
Title: Monitoring board, monitoring system, monitoring method, and program
Inventor: IMAMURA SHINSUKE
IPC: G07B15/00
Filed: 2022-03-22
Abstract: To provide a monitoring board that can set a traffic lane device that can be operated remotely for each operator.SOLUTION: A monitoring board that can remotely operate a traffic lane device installed at a tollgate includes: an authentication processing unit that based on authentication information entered by an operator, authenticates the operator operating the traffic lane device via the monitoring board; and an authority setting unit that sets, for the operator, a remote operation that can be executed for the traffic lane device.SELECTED DRAWING: Figure 3
Patent JP-2023140023-A (JP)
Title: Content asset management apparatus, content asset management method, and content asset management program
Inventor: UNOSAKI JIRO
IPC: G06Q50/18
Filed: 2022-03-22
Abstract: To provide a content asset management apparatus suitable for the case where content is divided into a plurality of sub-blocks to each of which a right holder is set.SOLUTION: An electronic ledger management unit 13 manages an electronic ledger including a content management table for recording right holders, surrogates for the right holders, and evaluation values of sub-blocks, in association with each other, for each of sub-blocks of content. A surrogate evaluation value calculation unit 19 is configured to calculate a larger surrogate evaluation value as a ratio of the total evaluation value with respect to the sum of evaluation values of one or more sub-blocks in the content is larger, the total evaluation value being the sum of evaluation values of sub-blocks managed by each of the surrogates.SELECTED DRAWING: Figure 26