baber/WOPTO huggingface dataset:
Patent JP-2023057352-A (JP)
Title: Silicon carbide semiconductor device and manufacturing method of silicon carbide semiconductor device
Inventor: YOKOMACHI DEN
IPC: H01L29/12
Filed: 2021-10-11
Abstract: To provide a silicon carbide semiconductor device capable of mitigating electric field concentration in the vicinity of a bottom face of a gate trench, and a manufacturing method of the silicon carbide semiconductor device.SOLUTION: In a silicon carbide semiconductor device 100, a gate trench 5 defined by a side face 3 penetrating a source region 13 and a body region 12 and reaching a first semiconductor region 11 and a bottom face 4 communicated with the side face is provided on a first principal surface 1 of a silicon carbide wafer 10, and the silicon carbide wafer further comprises an electric field mitigation region 16 which is provided between the bottom face and a second principal surface 2 and has a second conductivity type. Regarding the electric field mitigation region, a second width at a second position in contact with the bottom face is larger than a first width at a first position separated from the bottom face to the side of the second principal surface by 1.5 μm, and the first width is larger than a width of the bottom face.SELECTED DRAWING: Figure 1
Patent JP-2022089154-A (JP)
Title: Modified zeolite, method for producing the zeolite, and catalyst including the zeolite
Inventor: MITSUI TOMOHIRO
IPC: B01J37/04
Filed: 2021-10-12
Abstract: To provide a modified zeolite suitable for catalysts, for example, a fluid catalytic cracking catalyst.SOLUTION: A modified zeolite has following characteristics. (a) It is a faujasite zeolite. (b) As measured for alumina by solid NMR, a peak area ratio between a peak area (P4Al) of spectrum of 4-coordinated Al and a peak area (P6Al) of spectrum of 6-coordinated Al, (P6Al)/(P4Al), is 0.10-0.40. (c) As measured by ammonia temperature-programmed desorption method (NH3-TPD method), the amount of ammonia desorption is 1.0-2.5 mmol/g. (d) It is supported on aluminosilicate. There is also provided a catalyst including the modified zeolite. There is also provided a production method that includes subjecting zeolite to acid treatment in the presence of ammonium salt for solid-liquid separation, to obtain filtrate and zeolite cake; flocculating the filtrate to obtain dissolved aluminosilicate cake, which is mixed with the zeolite cake into a modified zeolite.SELECTED DRAWING: None
Patent JP-2023059632-A (JP)
Title: Image processing device, image display system, and image processing method
Inventor: NAKAJO IKU
IPC: H04N21/431
Filed: 2021-10-15
Abstract: To provide an image processing device, an image display system, and an image processing method capable of enhancing presence.SOLUTION: An image processing device includes a control unit. The control unit performs image processing of an image captured by an imaging device located on a site. The control unit detects a device region corresponding to the imaging device reflected on a reflector from among captured images to perform an erasing processing of an image of the imaging device in the device region.SELECTED DRAWING: Figure 2
Patent JP-2022009384-A (JP)
Title: Systems and methods for purging chiller system
IPC: F25B1/00
Filed: 2021-10-22
Abstract: PROBLEM TO BE SOLVED: To provide a heating, ventilation, air conditioning and refrigeration (HVAC&R) system including a refrigerant loop and a purge system configured to purge the HVAC&R system of non-condensable gases. 
     SOLUTION: A purge system 80 includes: a liquid pump 84 configured to draw a first refrigerant flow from an evaporator 38; a controllable expansion valve 86 configured to receive the first refrigerant flow from the liquid pump 84 and reduce the temperature of the first refrigerant flow; and a purge heat exchanger 88, which includes a purge coil 108. The purge coil 108 is configured to receive the first refrigerant flow from the controllable expansion valve 86; a chamber of the purge heat exchanger 86 is configured to draw a mixture of non-condensable gases and a second refrigerant flow from a condenser 34; and the purge heat exchanger 88 is configured to separate the non-condensable gases from the second refrigerant flow utilizing the first refrigerant flow. 
     SELECTED DRAWING: Figure 5 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023064883-A (JP)
Title: Bill processing device, bill processing method, and program
Inventor: SHIBANO AKIRA
IPC: G06Q20/10
Filed: 2021-10-27
Abstract: To provide a bill processing device, method and program capable of performing appropriate processing relating to a bill by using management information which associates a transmission source of the bill with the transmission destination.SOLUTION: A bill processing device 1 comprises: a management information storage unit 111 which stores one or more pieces of management information which associate a transmission source identifier identifying a transmission source of a bill with a transmission destination identifier identifying a transmission destination of the bill; a bill reception unit 121 which receives a new bill in which the transmission source identifier is associated with the transmission destination identifier; and a bill processing unit 131 which acquires the transmission source identifier and the transmission destination identifier that are associated with the bill received by the bill reception unit 121, and performs processing for the bill, by using the transmission source identifier and the transmission destination identifier. Thereby, appropriate processing relating to the bill can be performed.SELECTED DRAWING: Figure 2
Patent JP-2022023964-A (JP)
Title: Charged particle beam apparatus, and system and method for operating the apparatus
IPC: H01J37/21
Filed: 2021-11-02
Abstract: PROBLEM TO BE SOLVED: To provide a charged particle beam apparatus and a system and method for operating the apparatus. 
     SOLUTION: The charged particle beam apparatus includes a beamlet forming unit configured to form and scan an array of beamlets on a sample. A first portion of the array of beamlets is focused onto a focus plane 430, and a second portion of the array of beamlets has at least one beamlet with a defocusing level with respect to the focus plane. The charged particle beam apparatus also includes a detector configured to detect an image of the sample formed by the array of beamlets, and a processor configured to estimate a level of separation between the focus plane and the sample based on the detected image and then reduce the level of separation based on the estimated level. 
     SELECTED DRAWING: Figure 4(a)-(d) 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023069497-A (JP)
Title: Evaluation method of burner for silica glass manufacturing, manufacturing method of burner for silica glass manufacturing, and manufacturing method of silica glass ingot
Inventor: ADACHI SADAHIRO
IPC: C03B8/04
Filed: 2021-11-05
Abstract: To provide an evaluation method of a burner for silica glass manufacturing capable of evaluating quality of a burner for silica glass manufacturing without practically manufacturing a silica glass ingot and measuring its optical characteristics.SOLUTION: An evaluation method relating to the invention evaluates a burner for silica glass manufacturing 10 equipped with a plurality of nozzles for supplying a raw material gas, hydrogen gas, and oxygen gas. The evaluation method includes a step for installing the tip of the nozzle upward in the vertical direction and blowing an oxyhydrogen flame from the tip of the nozzle toward a target plate 13 installed above, and a step for measuring the temperature of the target plate heated by the oxyhydrogen flame using an infrared thermography device 14.SELECTED DRAWING: Figure 1
Patent JP-2023031191-A (JP)
Title: shrink film and container
Inventor: TOYODA HIROFUMI
IPC: B65D23/08
Filed: 2021-11-10
Abstract: To provide a shrink film having high light-shielding properties and good appearance.SOLUTION: A shrink film 1 includes: a substrate 10 that shrinks when heated; a design layer 20 formed on the first surface 10a of the substrate 10; a gloss layer 30 formed on the design layer 20 and having a metallic luster; a white layer 40 formed on the gloss layer 30; and a black layer 50 formed on the white layer 40.SELECTED DRAWING: Figure 1
Patent JP-2023071496-A (JP)
Title: game machine
Inventor: HAYAKAWA KOTA
IPC: A63F7/02
Filed: 2021-11-11
Abstract: To improve game amusement in which a jackpot game, a small winning game, and a privilege game are linked.SOLUTION: The game machine comprises lottery means, small winning game execution means, jackpot game execution means, game state control means, symbol display control means, and frequency setting means. On the basis of determination information acquired in response to a fact that a game ball enters a variable winning hole, the lottery means performs a lottery to determine which one to execute among a plurality of types of games including a small winning game, a jackpot game, and a privilege game in which a game ball easily enters the variable winning hole. The game state control means causes a game state to transition between a privilege game state and a non privilege game state on the basis of a result of the lottery. The frequency setting means sets the upper limit execution frequency of the variation display of an identification symbol in the privilege game state. The game state control means causes the game state to transition from the privilege game state to the non privilege game state on the basis of the upper limit execution frequency, and the frequency setting means sets the upper limit execution frequency on the basis of the determination information and the game state about whether a game state is the privilege game state or not.SELECTED DRAWING: Figure 35
Patent JP-2023073641-A (JP)
Title: Item management apparatus, item management method, and program
Inventor: INOUE KOICHI
IPC: G06F16/383
Filed: 2021-11-16
Abstract: To provide an item management apparatus, an item management method, and a program that retrieve a document related to an item with greater accuracy and evaluate a difficulty of the item.SOLUTION: An item management server 1 that manages an item generating a predetermined deliverable includes a storage unit 16 that stores a reconsideration document 21 including a keyword of concern for a past item, an intermediate file generation unit 11 that generates an intermediate file consisting of text data of an item document of an evaluation target item, a natural language processing unit 12 that determines an appearance position of a word for each of word included in the intermediate file using a keyword position determination dictionary 162 defining an appearance position of the word in a sentence and divides the intermediate file into word units using the determined appearance position, and a similar document retrieval unit 13 that generates an item keyword based on the divided word and retrieves a similar document from the reconsideration document 21 using the item keyword.SELECTED DRAWING: Figure 1
Patent JP-2023074424-A (JP)
Title: Lubrication device for differential device
Inventor: SUZUKI TOSHIO
IPC: F16H57/04
Filed: 2021-11-17
Abstract: To provide a lubrication device for a differential device, which can ensure lubricating performance of the differential device without increasing manufacturing cost.SOLUTION: When lubrication oil is discharged from a second discharge port 56 of a tube 48 toward a housing 40, the lubrication oil collides with a wall surface 40a of the housing 40 and flows along a rib 62 to be led to a portion requiring lubricate such as a bearing 38R. Further, even if the lubrication oil drops from the wall surface 40a, the dropped lubrication oil is received by a gutter portion 72, so that the lubrication oil flows through the gutter portion 72 toward the wall surface 40a. As a result, the lubrication oil can be supplied to the portion requiring lubrication through the wall surface 40a of the housing 40 without extending the tube 48 to the vicinity of the portion requiring lubrication, and therefore, lubricating performance of the differential device 10 can be ensured without increasing manufacturing cost.SELECTED DRAWING: Figure 5
Patent JP-2022031771-A (JP)
Title: Electrode material having mixed particle diameters
IPC: H01M4/131
Filed: 2021-11-24
Abstract: PROBLEM TO BE SOLVED: To provide a solid electrochemical electrode for a high-performance solid battery. 
     SOLUTION: According to an embodiment, a low-porosity electrode including large particles and small particles is provided. The large particles include an electrochemically active material. The small particles include an ion-conductive electrolyte material. As an example, the large particles and the small particles are characterized by the degree of a dispersion of 0.5 or smaller. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023077267-A (JP)
Title: Money handling device
Inventor: NAKATANI TETSUYA
IPC: G07G1/00
Filed: 2021-11-24
Abstract: To improve operability.SOLUTION: A change machine 3 includes: a banknote deposit/withdrawal device 11 that transfers banknotes to/from an operator; a coin deposit/withdrawal device 12 that transfers coins to/from the operator; a display operation unit 13 that displays a deposit guidance screen to the operator; and a change control unit 21 that controls display of different deposit guidance screens based on change machine placement information, which is information on arrangements of the banknote deposit/withdrawal device 11 and the coin deposit/withdrawal device 12.SELECTED DRAWING: Figure 5
Patent JP-2023077454-A (JP)
Title: Cyclic organosiloxane containing imide bonds and polymerizable unsaturated bonds, and curable resin composition comprising the same
Inventor: TSUCHIDA KAZUHIRO
IPC: C08G73/06
Filed: 2021-11-25
Abstract: To provide: a cyclic organosiloxane containing imide bonds and polymerizable unsaturated bonds, which affords a cured material having excellent hardness and flexural resistance; and a curable resin composition comprising the same.SOLUTION: Provided are a cyclic organosiloxane represented by the following formula (1), containing imide bonds and polymerizable unsaturated bonds; and a curable resin composition comprising the same. (In the formula, R1's are each independently a monovalent hydrocarbon group or a hydrogen atom which may be intervened with at least one selected from oxygen, nitrogen, sulfur, and phosphorus atoms; Z's are each independently a monovalent organic group which may be intervened with at least one selected from oxygen, nitrogen, sulfur, and phosphorus atoms and has an imide bond or a polymerizable unsaturated bond; n is an integer of 2-6, m is an integer of 0-4, and a sum of n and m is 4-6; and a sequence of siloxane units in parentheses may be arbitrary.)SELECTED DRAWING: None
Patent JP-2023008761-A (JP)
Title: Image pickup signal processing apparatus, image pickup signal processing method, and computer program
Inventor: HONJO FUTO
IPC: H04N23/661
Filed: 2021-11-29
Abstract: To make it possible to continue recording even if a change request in a video setting that causes an inconsistency of a recording job is received, while permitting setting change.SOLUTION: An image pickup signal processing apparatus includes: video processing means for processing an image pickup signal acquired from image pickup means on the basis of a predetermined video setting to generate video data; recording means for recording the video data on the basis of a predetermined video recording setting; and control means for performing recording of the video data by using a first recording job that corresponds to the video setting and the video recording setting. The control means, on the basis of a change request received by receiving means, performs the recording of the video data by using a second recording job that corresponds to the video setting that has been changed on the basis of the change request, which is different from the first recording job.SELECTED DRAWING: Figure 4
Patent JP-2023079461-A (JP)
Title: Driving control device of electric vehicle
Inventor: OGURO TOMOHIRO
IPC: B60L15/20
Filed: 2021-11-29
Abstract: To provide a driving control device of an electric vehicle that can suppress both slip and slide-down of a vehicle when the vehicle is travelling on an upward slope on which the vehicle may slip.SOLUTION: A driving control device of an electric vehicle is mounted on the electric vehicle equipped with driving wheels and an electric motor that drives the driving wheels, which is provided with a controller that controls torque that is outputted from the electric motor, on the basis of an accelerator operation amount and a condition of the vehicle. The controller limits a change rate of torque in a first limitation mode when the torque is less than threshold torque, in a period of time of a first travelling state where the vehicle is travelling on an upward slope in which a degree of occurrence of slip is estimated to be above a threshold, and limits the change rate of torque in a second limitation mode that is milder than in the first limitation mode, when the torque is above the threshold torque.SELECTED DRAWING: Figure 4
Patent JP-2023079587-A (JP)
Title: Four-wheel travel device
Inventor: HIRATA YASUHIRO
IPC: B62D7/14
Filed: 2021-11-29
Abstract: To provide a four-wheel travel device with a novel steering mechanism.SOLUTION: A four-wheel travel device performs steering by converting telescopic motions of one linear actuator into rotational motions within horizontal planes of first and second front wheels and first and second rear wheels via a linkage. The linear actuator extends and contracts parallel to a line connecting between the first and second front wheels.SELECTED DRAWING: Figure 3A
Patent JP-2023085586-A (JP)
Title: Survey and collection system
Inventor: FUJIMORI SHOGO
IPC: G06Q30/0203
Filed: 2021-12-03
Abstract: To provide a survey and collection system which can reduce burden of a survey target and can collect answers with the same quality and reliability as those of answers from survey targets.SOLUTION: A survey and collection system 1 according to the present invention includes an answer collecting unit 20 for acquiring and collecting an answer to an inquiry, and a machine learning apparatus 10 for making a plurality of learning models capable of generating an answer by machine learning processing. The machine learning apparatus 10 has a pair set extracting unit 12 for extracting a pair (a pair set) of an inquiry target and a learning model with the highest matching degree as to an inquiry. The answer collecting unit 20 may, instead of an answer of survey target forming a pair set, acquire an answer generated by a learning model of the pair set.SELECTED DRAWING: Figure 1
Patent JP-2022033901-A (JP)
Title: Sintering system and sintered object
IPC: B28B13/06
Filed: 2021-12-03
Abstract: PROBLEM TO BE SOLVED: To provide a system for sintering a thin, wide and/or long tape material, e.g., by a roll to roll process. 
     SOLUTION: A tape separation system comprises: a peeler, as a target, using the source of a tape material provided with a base tape and a carrier web supporting the same, in which the base tape includes the grains of an inorganic material in a binder, orientating the carrier to a rewind direction and orientating the base tape in a downstream treatment direction different from the rewind direction; and a vacuum drum positioned and composed so as to receive the tape material from the source and carry the tape material to the peeler. The vacuum drum comprises a hole applying suction force to the carrier web for promoting the application of tension to the carrier web, and the tension of the carrier web as force per cross section is higher than the tension of the base tape upon carrying the tape material from the vacuum drum to the peeler to reduce the deformation of the base tape during the separation of the base tape from the carrier web. 
     SELECTED DRAWING: Figure 3 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022033912-A (JP)
Title: Aqueous niobic acid solution
IPC: C01G33/00
Filed: 2021-12-06
Abstract: PROBLEM TO BE SOLVED: To provide an aqueous niobic acid solution having high dispersibility in water and high solubility to water, and to provide a production method for that solution. 
     SOLUTION: There are provided an aqueous niobic acid solution characterized in that the solution includes niobium of 0.1-40 mass% in a Nb 2 O 5  conversion, and a grain having a size of 1.0 nm or more is not detected in particle size distribution measurement using a dynamic light scattering method, and a production method for that solution. The production method includes: a process (1) of obtaining a niobium-including precipitate by adding an aqueous niobium fluoride solution including niobium of 1-100 g/L in the Nb 2 O 5  conversion to an ammonia aqueous solution having ammonia concentration of 10-30 mass% to react; a process (2) of removing fluorine from the niobium-including precipitate obtained by the process (1); and a process (3) of adding at least one selected from amine and ammonia to the niobium-including precipitate obtained by fluorine removal as a slurry to react. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023084932-A (JP)
Title: Fried snack food of thickly-cut sweet potato excellent in collapsibility
Inventor: YAMABE FUMITAKA
IPC: A23G3/50
Filed: 2021-12-08
Abstract: To provide fried food of sweet potato having collapsibility intrinsic to a snack food, while being a fried food of sweet potato having 4 mm or more thickness so as to be able to taste sweetness intrinsic to the sweet potato and having crispy texture and a producing method thereof.SOLUTION: A fried snack food made by frying thickly cut sweet potato chips, wherein a thickness of the fried snack food is 4 mm or more and 30 mm or less, and the strength necessary for a plunger having a diameter of 2 mm to penetrate through a position of 7 mm from the peripheral edge toward the center of the fried snack food is 200 to 700 kgf/cm2.SELECTED DRAWING: None
Patent JP-2023086301-A (JP)
Title: Method and system of cargo handling for liquefied gas
Inventor: TAKASE TOMONORI
IPC: F17C9/00
Filed: 2021-12-10
Abstract: To perform cargo handling for a liquefied gas without using a pump.SOLUTION: A method of cargo handling for a liquefied gas includes the steps of: storing the same type of gas as evaporation gas, which is formed of an evaporated liquefied gas that is stored in a first pressure container, while being compressed in a gas storage tank; connecting the first pressure container to a second pressure container; and supplying a gas to a gaseous phase part inside the first pressure container from the gas storage tank with internal pressure of the gas storage tank to deliver the liquefied gas to the second pressure container from the first pressure container.SELECTED DRAWING: Figure 1
Patent JP-2022046532-A (JP)
Title: Using nucleosome interacting protein domains to enhance targeted genome modification
IPC: C12N15/09
Filed: 2021-12-13
Abstract: PROBLEM TO BE SOLVED: To provide compositions and methods for increasing the efficiency of targeted genome modification, targeted transcriptional regulation, or targeted epigenetic modification. 
     SOLUTION: The invention provides compositions and methods for using nucleosome interacting protein domains to increase accessibility of programmable DNA modification proteins to target chromosomal sequences, thereby increasing efficiency of targeted genome/epigenetic modification in eukaryotic cells. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT