baber/WOPTO huggingface dataset:
Patent JP-2023102418-A (JP)
Title: Reflector installation jig, reflector installation structure, and displacement measurement method
Inventor: WATANABE MASAYOSHI
IPC: G01C15/06
Filed: 2022-01-12
Abstract: To provide: a displacement measurement method allowing efficient measurement of measurement object displacement by one measuring staff in a time as short as possible; a reflector installation jig applied to the displacement measurement method; and a reflector installation structure formed in the displacement measurement method.SOLUTION: A reflector installation jig 30 for installing a reflector 40 onto a measurement object 51 includes: a holder 10 which supports a lower part of the reflector 40; and a leg 20 extending downward from the holder 10 and buried in the measurement object 51. The reflector 40 is made of retroreflective material which reflects laser light emitted from a three-dimensional laser measuring device or strobe light SB emitted from a digital camera 75 at measuring displacement of the measurement object 51.SELECTED DRAWING: Figure 1
Patent JP-2023103613-A (JP)
Title: Drilling system and drilling method
Inventor: MISAWA TAKASHI
IPC: E04G23/02
Filed: 2022-01-14
Abstract: To automatically drill a concrete structure.SOLUTION: A drilling system comprises a drilling condition sheet storage unit PCm1 for storing a drilling condition sheet in which drilling conditions including a drilling order, a drilling position and a drilling depth about a plurality of holes to be drilled every longitudinal row or every transverse row relative to a structure S are set, a drilling device A1 to which a hammer drill 1 drilling the structure S is attached in a liftable manner and is movable along the structure S, a control unit C reading the drilling condition sheet and controlling the drilling successively while repeating a lifting of the hammar drill 1 and a movement of the drilling device A1, and stopping the drilling and controlling the drilling in the next drilling order for holes impossible to be drilled in a depth adapted to the drilling condition and a drilling result storage unit PCm2 storing a drilling result by the drilling device A1. The updated drilling condition sheet is input so that the hole impossible to be drilled in the depth adapted to the drilling condition is drilled limited to the hole.SELECTED DRAWING: Figure 11
Patent JP-2023103681-A (JP)
Title: Manufacturing method of nitride semiconductor device
Inventor: OUCHI YUKI
IPC: H01L21/336
Filed: 2022-01-14
Abstract: To provide a manufacturing method for a nitride semiconductor device capable of realizing a P-type region with high concentration and small concentration variation.SOLUTION: A manufacturing method of a nitride semiconductor device includes the steps of ion-implanting an acceptor element into a nitride semiconductor such that the concentration of the acceptor element in the nitride semiconductor is 1×1019 cm-3 or more and 1×1021 cm-3 or less, forming a first protective film on a region of the nitride semiconductor into which the acceptor element has been ion-implanted, and subjecting the nitride semiconductor on which the first protective film is formed to a first heat treatment to form a P-type region in the nitride semiconductor. The first protective film is a crystalline film having such polarization as to induce electrons in the surface layer of the nitride semiconductor.SELECTED DRAWING: Figure 4
Patent JP-2022044669-A (JP)
Title: Receiving device and transmitting device
IPC: H04H20/22
Filed: 2022-01-14
Abstract: PROBLEM TO BE SOLVED: To make it possible to perform seamless reproduction at the time of switching a broadcast signal. 
     SOLUTION: A receiving device receives a plurality of broadcast signals, and selects a broadcast signal of a target from the plurality of broadcast signals, on the basis of a result of processing with respect to the broadcast signal, and thus, it is possible to perform seamless reproduction at the time of switching the broadcast signal. The present technology, for example, can be applied to a receiver which is capable of receiving digital television broadcast. 
     SELECTED DRAWING: Figure 3 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023103832-A (JP)
Title: Method and device for manufacturing recycled ink pack
Inventor: OKURA TAKESHI
IPC: B41J2/175
Filed: 2022-01-14
Abstract: To provide a method for manufacturing a recycled ink pack that can readily manufacture a recycled ink pack, in which high-quality ink is stored, from a used ink pack, and to provide a device for manufacturing a recycled ink pack.SOLUTION: A method for manufacturing a recycled ink pack recycles a used ink pack that includes a supply part with a supply port capable of supplying ink to a printing device in an end part. The method for manufacturing includes: (a) injecting ink into a used ink pack by a first amount (S12); (b) discharging ink from the ink pack via the supply port (S13); (c) injecting ink into the ink pack from the supply port by a second amount that is larger than the first amount (S15); (d) discharging ink from the ink pack via the supply port (S17); and (e) filling up the ink pack with ink by injecting ink into the ink pack from the supply port by a third amount (S19, S20).SELECTED DRAWING: Figure 11
Patent JP-2023104083-A (JP)
Title: game machine
Inventor: TOMIOKA HIRONORI
IPC: A63F7/02
Filed: 2022-01-17
Abstract: To provide a game machine capable of enhancing game amusement.SOLUTION: The game machine comprises: special game state control means which, when it is determined that a special condition is satisfied, is capable of shifting a game into a special game state in which a predetermined game value can be given to a player after the completion of a first variable display game or a second variable display game determined to satisfy the special condition; and game state control means which controls a game state in which the first variable display game or the second variable display game can be executed. The game state control means is capable of controlling a game into one of the game states including at least a normal game state and a specific game state in which the second variable display game is relatively likely to be executed, and when one of a plurality of predetermined conditions is established while the game is controlled to be in the specific game state, controls the game into the normal game state.SELECTED DRAWING: Figure 111
Patent JP-2023104414-A (JP)
Title: Combustion apparatus
Inventor: MUNEMURA SHOHEI
IPC: F23D11/24
Filed: 2022-01-18
Abstract: To provide a combustion apparatus capable of generating upward air flow without using an exclusive member.SOLUTION: A combustion apparatus comprises: a cylindrical straightening cylinder body 3 with a nozzle body 2 for jetting fuel inside; and a burner inner cylinder 8 connected at a lower stream end of the straightening cylinder body 3. The straightening cylinder body 3 comprises: a first straightening cylinder 4 provided with a plurality of first air holes 10 on a circumferential wall; a second straightening cylinder 5 located inside the first straightening cylinder 4 and provided with second air holes 11 paired with the first air holes 10 on a circumferential wall; and a top plate part 16 covering an upper side of the straightening cylinder body 3. The nozzle body 2 has a recess 2a at the boundary with the top plate part 16. The first air holes 10 and the second air holes 11 are communicated with each other to form a second air passage 13 that penetrates from a first air passage 6 to an inside of the straightening cylinder body 3. A center of each of the first air holes 10 is located vertically below a center of each of the second air holes 11.SELECTED DRAWING: Figure 3
Patent JP-2023109116-A (JP)
Title: Chemical heat storage unit and its manufacturing method
Inventor: KANEDA SHIMPEI
IPC: F28D20/00
Filed: 2022-01-26
Abstract: To provide a chemical heat storage unit which is low in pressure loss, reduced in size, and can contribute to cost reduction.SOLUTION: A chemical heat storage unit has: a plate-shaped chemical heat storage body 22 which contains a mesh base material composed of an expanded metal and a heat storage material composition carried by the mesh base material, and in which a mesh of the expanded metal is blocked by at least the heat storage material composition; and a plate-shaped spacer member 25 which contains the mesh base material composed of the expanded metal, and in which the mesh of the expanded metal is not blocked. The plate-shaped chemical heat storage body 22 and the plate-shaped spacer member 25 are alternately superimposed on one another so that plate faces oppose each other, and a tip of at least one bond of the expanded metal of the plate-shaped spacer member 25 contacts with the heat storage material composition which is carried by the plate-shaped chemical heat storage body 22.SELECTED DRAWING: Figure 7
Patent JP-2022115839-A (JP)
Title: Organic electroluminescence element and organic electroluminescence lighting using novel 1,10-phenanthroline compound
Inventor: KIDO JUNJI
IPC: C07D471/04
Filed: 2022-01-27
Abstract: To provide an organic electroluminescence element using a novel compound that has excellent heat resistance, high efficiency, low voltage, and long life, contribute to high performance phosphorescent or thermally activated organic EL devices using triplet excitons, and provide organic electroluminescence lighting using the same.SOLUTION: 1,10-phenanthroline compounds indicated formulas 1 and 2 are provided.SELECTED DRAWING: Figure 1
Patent JP-2023020841-A (JP)
Title: Airsoft sword play equipment for bare-skin swordsmanship
Inventor: FUKUSHI HIDEMI
IPC: A63H33/00
Filed: 2022-01-27
Abstract: To provide airsoft sword play equipment for bare-skin swordsmanship by which a player does not feel a pain even if the player is hit by the equipment, and can enjoy swordsmanship without needing a special protector, and which uses a market-available cheering stick balloon.SOLUTION: There is provided airsoft sword play equipment which is used by inserting a market-available stick balloon equivalent to a soft bag-shaped sword which is filled with a gas into a balloon attachment part, and gasping a grip (hilt) part attached to the attachment part in a coaxial extension direction by a palm, The airsoft sword play equipment for the bare-skin swordsmanship is constituted so that a player does not feel a pain even if the player is hit by the equipment.SELECTED DRAWING: Figure 1
Patent JP-2023112798-A (JP)
Title: Bulking agent for fiber blend board as housing material board and use thereof
Inventor: NOGUCHI TAKAO
IPC: D21H21/22
Filed: 2022-02-02
Abstract: To provide a technique of suppressing strength degradation of a fiber blend board while improving bulkiness of a fiber blend board as a housing material board.SOLUTION: A bulking agent used in a fiber blend board as a housing material board involving a cement and a pulp includes at least one of an organic phosphonic acid and a salt thereof, and a cationic polymer, wherein the fiber blend board as a housing material board includes a cement, a pulp, at least one of an organic phosphonic acid and a salt thereof, and a cationic polymer, and a manufacturing method of a fiber blend board as a housing material board includes a blending step of blending a pulp, a cement, at least one of an organic phosphonic acid and a salt thereof, and a cationic polymer.SELECTED DRAWING: None
Patent JP-2023029191-A (JP)
Title: OLIGONUCLEOTIDE FOR DETECTING SARS-CoV-2 VARIANT
Inventor: KOBAYASHI TETSUDAI
IPC: C12Q1/686
Filed: 2022-02-03
Abstract: To provide a method capable of identifying and detecting a variant of SARS-CoV-2, specifically N501Y variation, E484K variation, L452R variation, L452Q variation in S protein of SARS-CoV-2.SOLUTION: A method for detecting N501Y variation, E484K variation, L452R variation, and/or L452Q variation of SARS-CoV-2 from a sample that can contain impurities without executing isolation and purification work of nucleic acid in advance includes: (1) a process of mixing a sample on which isolation treatment of nucleic acid is not performed, a SARS-COV-2 variation-detecting fluorescent probe composed of a specific base sequence or a base sequence complementary to the sequence, and RT-PCR reaction liquid; and (2) a process of executing RT-PCR reaction by using the mixture.SELECTED DRAWING: None
Patent JP-2023115541-A (JP)
Title: Control apparatus
Inventor: MIZUO YOSHIHIRO
IPC: H04N13/344
Filed: 2022-02-08
Abstract: To provide technique enabling display of a virtual object without applying discomfort to a user.SOLUTION: A control apparatus of the present invention, is a control apparatus which controls a display device to perform such a stereoscopic display that a virtual object is arranged in a three-dimensional space by a display for a right eye and a display for a left eye. The control apparatus includes: object detection means detecting an object existing in a sight of a user out of the three-dimensional space; distance detection means detecting a distance from the display device to the object detected by the object detection means; and control means controlling the display device in such a way that the display device performs the stereoscopic display. On the basis of distance from the display device to a specific object which is present in a display direction of the virtual object and is present at a position nearest to the display device, the control means controls parallax of the virtual object between the display for the right eye and the display for the left eye, thus controls the depth position of the virtual object.SELECTED DRAWING: Figure 3
Patent JP-2023121242-A (JP)
Title: recovery boiler
Inventor: TAKAHASHI CHIKAMI
IPC: D21C11/12
Filed: 2022-02-21
Abstract: To provide a recovery boiler capable of stably burning black liquor by forming a char bed shape in a stable shape.SOLUTION: There is provided a recovery boiler 100, comprising: a boiler body 10; a black liquor input unit 30 that sprays black liquor into the boiler body 10; and a robot body 20 that moves the black liquor input unit 30 to adjust the black liquor input position, input angle and input direction.SELECTED DRAWING: Figure 1
Patent JP-2023121388-A (JP)
Title: Brazing sheet, fin for heat exchanger and heat exchanger
Inventor: HOMMA NOBUHIRO
IPC: C22C21/00
Filed: 2022-02-21
Abstract: To provide: a brazing sheet having excellent brazability and self corrosion resistance after brazing; a fin for heat exchanger; and a heat exchanger made of the brazing sheet.SOLUTION: A brazing sheet 1 has: a core material 2; and a brazing material 3 laminated on at least one face of the core material 2. The core material 2 has a specific chemical component. The brazing material 3 contains 3.0 to 13.0 mass% of Si, 0.8 to 7.0 mass% of Mg, 0.01 to 1.0 mass% of Bi, and the remainder consists of Al and inevitable impurities, and has a chemical component in which a ratio of the content of Bi with respect to a content of Mg is 0.3 or less. In the case where the brazing sheet 1 is heated to 600°C under a predetermined condition, and cooled immediately after reaching 600°C, a ratio of an area having Mg strength of 50000cps or more in an element mapping image of a surface of the brazing material 3 is 1% or more, wherein the element mapping image is acquired by using an electron probe micro analyzer.SELECTED DRAWING: Figure 1
Patent JP-2023124104-A (JP)
Title: Virtual image display device
Inventor: SAITO JUN
IPC: G02B27/02
Filed: 2022-02-25
Abstract: To improve accuracy of detecting a line of sight while maintaining display image quality.SOLUTION: A virtual image display device 110 comprises an image light generation device 41, an infrared light emitting device 31, an infrared light receiving device 33, a first light guide optical system 50, and a second light guide optical system 58. The first light guide optical system has a first light guide member 50a, a first incident-side diffraction element 50b, and a first emission-side diffraction element 50c. The second light guide optical system has a second light guide member 59a, a second incident-side diffraction element 59b, and a second emission-side diffraction element 59c. Image light FL is emitted toward an eye position EP through the diffraction element 50b, light guide member 50a, and diffraction element 50c in this order. Infrared light SL is emitted toward the eye position EP through the diffraction element 59b, light guide member 59a, and diffraction element 59c in this order. Infrared light DL is emitted toward the light receiving device 33 through the diffraction element 59c, light guide member 59a, and diffraction element 59b in this order. A maximum value of an angle α formed by a normal line NL and the infrared light DL is larger than a maximum value of an angle β formed by the normal line NL and the image light FL.SELECTED DRAWING: Figure 2
Patent JP-2023125344-A (JP)
Title: Method for producing silver paste, and silver paste
Inventor: INUZUKA MASATAKA
IPC: B22F9/24
Filed: 2022-02-28
Abstract: To provide a method for producing silver paste, capable of being fired at low temperatures, having high conductivity, and excellent in substrate adhesion.SOLUTION: A method for producing silver paste includes: a dispersion preparation step of mixing, in an organic solvent, silver nanoparticle aggregates having a cumulative 50% particle diameter by volume of 0.2 μm or more and 3.0 μm or less and a cumulative 90% particle diameter by volume of 3.0 μm or more and 180 μm or less, with an alkylamine comprising a 9-16C alkyl group, and stirring the mixture in a jet mill to form silver nanoparticles covered with alkylamine with a cumulative 50% particle size by volume of 0.2 μm or less and a cumulative 90% particle size by volume of 1.0 μm or less, to prepare a silver nanoparticle dispersion solution containing an alkylamine-covered silver nanoparticles; a dispersion solution concentrating step of concentrating the silver nanoparticle dispersion; and a pasting step of mixing a silver filler and a binder resin with silver nanoparticle dispersion solution after the concentration, to make a paste containing the silver nanoparticles and silver filler.SELECTED DRAWING: None
Patent JP-2023128426-A (JP)
Title: Thick steel plate and method for manufacturing the same
Inventor: TANEI HIROSHI
IPC: B21B45/00
Filed: 2022-03-03
Abstract: To provide a thick steel plate which suppresses or prevents occurrence of burning, and accordingly is useful for being used in laser cutting, and a method for manufacturing the same.SOLUTION: A thick steel plate includes a steel plate, and a scale formed on the surface of the steel plate, wherein in an interface vicinity region of 10 μm×100 μm of an interface length in a plate thickness direction with the position of the interface between the steel plate and the scale as a center, 50 μm2 or more of a metal-concentrated phase in which the total of Cu, Ni, Mo, Sn and Sb concentrations (mass%) is 3.0 times or more of the total of Cu, Ni, Mo, Sn and Sb contents (mass%) of the steel plate is contained. A method for manufacturing a thick steel plate includes the steps of: heating a slab, including holding the slab at a surface temperature of the slab of 1,100-1,300°C for 30-120 minutes; holding the slab in the atmosphere for 50-120 seconds; and hot-rolling the slab, including subjecting the slab to descaling by final high-pressure water at a temperature of 1,050°C or higher.SELECTED DRAWING: None
Patent JP-2023118632-A (JP)
Title: Method for preventing server deterioration and fire, and data center for preventing deterioration and fire
Inventor: KAWABATA YASUHARU
IPC: G06F1/20
Filed: 2022-02-15
Abstract: To provide a method for preventing oxidation and deterioration of servers and information communication equipment and the occurrence of fires by removing the oxygen contained in the air that cools the servers and information communication equipment constituting a data center or by circulating and supplying an oxygen-free gas, and to provide a deterioration/fire prevention type data center to which this technology is applied.SOLUTION: The servers and information communication equipment constituting a data center are covered with a double-walled case, and the oxygen-removed air or oxygen-free gas is circulated inside the double wall through the outer wall of the case for radiant heating and cooling so that the oxygen-free gas or air with a low oxygen concentration is cooled and circulated to prevent the occurrence of fire due to oxidation deterioration and ignition of parts constituting the servers and information communication equipment and expansion of combustion.SELECTED DRAWING: Figure 1
Patent JP-2023128858-A (JP)
Title: printing system
Inventor: SAKAI KENTA
IPC: B41J29/393
Filed: 2022-03-04
Abstract: To discharge a medium so as to easily re-print an abnormal image and replace the image, when image abnormality occurs.SOLUTION: A printing system includes: a first printer 20 and a second printer 40 for performing printing; an inspection device 50 which is provided on the downstream of the second printer 40, reads out an image from a medium M printed by the first printer 20 and the second printer 40, and inspects the read-out image whether or not the image is abnormal; a medium discharge device 60 for offsetting the medium M which is inspected by the inspection device 50 and is conveyed forward and backward in the conveyance direction of the medium M, and loading the medium M; and a control part 151 for controlling the medium discharge device 60 so that the medium M is offset and loaded, when the inspection device 50 determines that the read-out image is abnormal.SELECTED DRAWING: Figure 2
Patent JP-2023129796-A (JP)
Title: Connector and manufacturing method thereof
Inventor: FURUMOTO TETSUYA
IPC: H01R43/00
Filed: 2022-03-07
Abstract: To provide a technique to maintain accuracy of positions of a plurality of contacts in an injection mold when integrally forming the plurality of contacts and a housing by insert molding.SOLUTION: In a punching step (S120), a hoop material 50 is punched in such a way that the hoop material 50 includes a plurality of fixed parts 30 linking in an unbroken manner in a feed direction of the hoop material 50 and four projecting parts 31 projecting from each of the fixed parts 30, and each conductive pattern 22 extends from each fixed part 30 to each projecting part 31. In an accommodating step (S150), the hoop material 50 is accommodated into an injection mold 52 in such a way that the hoop material 50 is supported at both ends in the injection mold 52 by using two fixed parts 30X corresponding to a front end and a back end in the feed direction among the plurality of fixed parts 30 remaining in a housing 6 even at a completion stage of the connector among the plurality of fixed parts 30.SELECTED DRAWING: Figure 16
Patent JP-2023130035-A (JP)
Title: Information providing device, information providing method, and program
Inventor: TAKAHASHI YUKIYA
IPC: G06Q30/0601
Filed: 2022-03-07
Abstract: To provide an information providing device, an information providing method, and a program capable of promoting economic activities of a user.SOLUTION: An information providing device includes a storage part for storing map information that can change a display mode in each prescribed area, an acquisition part for acquiring history information of settlements performed by using an electronic settlement by a user, and a display control part for controlling the display mode of a map shown by the map information on the basis of the history information. The display control part changes the display mode in the map of the area in which the user performs the settlement by the electronic settlement in accordance with an index value based on the history information.SELECTED DRAWING: Figure 1