baber/WOPTO huggingface dataset:
Patent JP-2022112943-A (JP)
Title: Method for manufacturing silicon carbide semiconductor device
Inventor: MEGURO KAZUNE
IPC: H01L29/78
Filed: 2021-01-22
Abstract: To suppress peeling between an ohmic electrode including metal silicide and wiring or an electrode pad formed thereon.SOLUTION: A method for manufacturing a silicon carbide semiconductor device includes the steps of: forming a Poly-Si layer 201 as a silicon layer before forming a metal film 202 for forming an ohmic electrode composed of a silicide electrode when forming the ohmic electrode; forming a metal silicide layer 202a by reacting a metal film 202 and the Poly-Si layer 201 by performing heat treatment at a relatively low temperature as first heat treatment; creating an Si rich state on an n+ type substrate 101 side in the metal silicide layer; and forming an ohmic electrode including the metal silicide layer 202a by siliciding the metal film to a rear surface of the n+ type substrate 101 by performing heat treatment at a high temperature than the first heat treatment as second heat treatment.SELECTED DRAWING: Figure 2C
Patent JP-2022113194-A (JP)
Title: Ceramic green sheet lamination method and lamination device
Inventor: TAKABAYASHI MASATOMI
IPC: B28B11/14
Filed: 2021-01-25
Abstract: To prevent the cutting defect and peeling defect of a ceramic green sheet to improve the production efficiency.SOLUTION: A ceramic green sheet lamination method comprises: a sheet feed step in which a ceramic green sheet 2 mounted on a carrier film 1 is fed; a sheet region set step in which the fed ceramic green sheet 2 is detected to set a sheet region 20 corresponding to a sheet piece 21 as a lamination target separated from the ceramic green sheet 2; a sheet separation step in which the sheet region 20 set to a ceramic green sheet is separated from the other part by cutting treatment by light irradiation to the ceramic green sheet 2; a sheet peeling step in which the sheet region 20 is peeled from the carrier film 1 to form a sheet piece 21 corresponding to the sheet region 20; and a sheet lamination step in which the sheet pieces 21 are laminated on a lamination stage 102A.SELECTED DRAWING: Figure 2
Patent JP-2022115259-A (JP)
Title: Mouthpiece and using method of mouthpiece
Inventor: INOMATA GORO
IPC: A61C19/06
Filed: 2021-01-28
Abstract: To provide a mouthpiece capable of appropriately preventing dental caries with a simple structure, and to provide a using method of a mouthpiece.SOLUTION: A mouthpiece attached into the oral cavity comprises: a first joint part curved and extending along the tooth row of the teeth on an upper jaw side and joined to the surfaces of the teeth on the upper jaw side; a second joint part curved and extending along the tooth row of the teeth on a lower jaw side and joined to the surfaces of the teeth on the lower jaw side; and a third joint part joined to occlusal surfaces of the teeth on the upper jaw side and occlusal surfaces of the teeth on the lower jaw side between the first joint part and the second joint part. The first joint part, the second joint part and the third joint part are formed by folding base materials having flexibility.SELECTED DRAWING: Figure 1
Patent JP-2022116491-A (JP)
Title: Copolymer, curable composition, cured product, laminate
Inventor: SATO YOSHIHIDE
IPC: B32B27/16
Filed: 2021-01-29
Abstract: To provide a copolymer that becomes a material having excellent antifouling property and liquid repellency (water repellency or oil repellency), a curable composition that contains the copolymer, a cured product of the curable composition, and a laminate.SOLUTION: Provided is a copolymer that has a unit based on a monomer (x) having an active group that generates a radical upon irradiation with an active energy ray and a unit based on a monomer (f) having a perfluoroalkylene group.SELECTED DRAWING: None
Patent JP-2022116896-A (JP)
Title: Transceiver module
Inventor: MIZUTANI TOMOHIRO
IPC: H04B1/38
Filed: 2021-01-29
Abstract: To obtain a transceiver module capable of suppressing propagation loss of a high-frequency signal while achieving miniaturization.SOLUTION: A transceiver module includes a transmission high power amplifier that amplifies a high frequency signals, a circulator that transmits the output of the transmission high-power amplifier to an antenna terminal and receives the received signal input from the antenna terminal, and a reception low noise amplifier that amplifies the received signal. A control signal line 2b is arranged on a laminated ceramic substrate 40 in which alumina is mixed with a glass-based component. An alumina substrate 30 is laminated on the laminated ceramic substrate 40. A high-frequency signal line L3 is arranged on the alumina substrate 30 in which a glass-based component is not mixed with alumina.SELECTED DRAWING: Figure 4
Patent JP-2022117164-A (JP)
Title: Voltage comparator circuit, power management circuit, and electronic device
Inventor: SHIMADA KAZUAKI
IPC: G01R19/00
Filed: 2021-01-29
Abstract: To provide a voltage comparator circuit with improved precision.SOLUTION: A voltage comparator circuit 100 compares a voltage difference Vin between a positive electrode input terminal INP and a negative electrode input terminal INN with a threshold voltage Vth. An amplifier circuit 110 includes a first input node IN1 and a second input node IN2, and amplifies a voltage difference Vx between the first input node IN1 and the second input node IN2. An input switch circuit 120, in a first phase φ1, applies a predetermined voltage of one of the positive electrode input terminal INP and the negative electrode input terminal INN to the first input node IN1 and the second input node IN2 of the amplifier circuit 110; and in a second phase φ2, applies a voltage Vp of the positive electrode input terminal INP to the first input node IN1 of the amplifier circuit 110, and applies a voltage Vn of the negative electrode input terminal INN to the second input node IN2 thereof. A voltage source 140 outputs a first voltage Vref1 in the first phase φ1, and a second voltage Vref2 having a voltage difference corresponding to the threshold voltage Vth with respect to the first voltage Vref1 in the second phase φ2.SELECTED DRAWING: Figure 1
Patent JP-2022119399-A (JP)
Title: Vehicular seat and seat pad
Inventor: YAEGASHI MASARU
IPC: B60N2/90
Filed: 2021-02-04
Abstract: To support a wire harness etc. in a state that the wire harness etc. is arranged along a seat pad.SOLUTION: A vehicular seat 10 includes: a seat cushion 12 which supports a hip P1 of a seated occupant P from the seat lower side; a seat back 14 which supports a back of the seated occupant P from the seat rear side; and a seat pad 18 forming a part of the seat cushion 12 or the seat back 14. A sheet-like backing material 28 is joined to a surface, which is opposite to the seated occupant P, of the seat pad 18. A base member 46 formed in a plate-like shape and having clip insertion holes 48, to which first clip 54 etc. are respectively attached, is fixed to the backing material 28.SELECTED DRAWING: Figure 1
Patent JP-2022121810-A (JP)
Title: Valve gear and pressure reduction valve using the same
Inventor: KITAMURA YUKIO
IPC: G05D16/16
Filed: 2021-02-09
Abstract: To provide a valve gear for allowing the maintenance of a valve without disassembling the gear, and a pressure reduction valve using the same.SOLUTION: A valve gear 34 includes: a valve element 32 for opening/closing a space between an inflow path 62 and an outflow path 68 for fluid S; a first spring body 44 for seating the valve element 32 on a valve seat 40 with spring force; a shaft member 42 for pressing the valve element 32 in a valve opening direction to separate it from the valve seat 40; and a valve replacement unit 80 for removing the valve element 32 in use and installing a new valve element 32 on a usage position. The valve replacement unit 80 has: a plurality of valve element storage parts 82 for storing the valve elements 32 and the first spring body 44; and a valve element switching mechanism 84 for switching the valve element storage part 82 and moving the valve element 32 to the usage position.SELECTED DRAWING: Figure 5
Patent JP-2022122520-A (JP)
Title: Cooling jacket and hardening apparatus
Inventor: INOUE HIROKI
IPC: C21D1/667
Filed: 2021-02-10
Abstract: To provide a cooling jacket having high jet uniformity of cooling liquid, and a hardening apparatus.SOLUTION: A cooling jacket includes: a penetration part passing a cooled material in a first direction; a cooling jacket body which communicates with the penetration part and is formed with a cooling liquid supply hole extending in a second direction; and a straightening plate which is arranged in the penetration part, has a cylindrical central axis extending in the first direction, and is formed with a plurality of slits. The straightening plate has: a first region facing the cooling liquid supply hole; two second regions which extend in a third direction perpendicular to the first direction and the second direction and are positioned between two points where a virtual straight line passing through a center of the penetration part and the straightening plate cross each other and the first region; and a third region which is positioned between the two second regions and on a side opposite to the first region. An interval in the circumferential direction of the plurality of slits in the second region is narrower than an interval in the circumferential direction of the plurality of slits in the third region.SELECTED DRAWING: Figure 12
Patent JP-2022123635-A (JP)
Title: Liquid discharge device
Inventor: ITO MASAFUMI
IPC: B41J2/175
Filed: 2021-02-12
Abstract: To provide a technique capable of preventing erroneous opening/closing of a valve in an ink supply passage.SOLUTION: A liquid discharge device includes: a container for storing liquid supplied to discharge means for discharging the liquid; a first cover part which is movable between a close position for covering an injection part of the liquid provided in the container and an open position for permitting access to the injection part; a second cover part which is movable between a close position for covering the first cover part and an open position for openably/closably exposing the first cover part; and a valve for opening/closing a passage communicating with an inside of the container, wherein the valve blocks the passage in conjunction with movement to the open position of the first cover part, and opens the passage in conjunction with movement to the close position of the second cover part.SELECTED DRAWING: Figure 13
Patent JP-2022124160-A (JP)
Title: Method for producing laminated peek films
Inventor: ASO TSUTOMU
IPC: B29C65/16
Filed: 2021-02-15
Abstract: To provide a method for producing laminated PEEK films by irradiating a film bundle consisting of stacked PEEK films with a laser beam and fusing these films together.SOLUTION: A method for producing laminated PEEK films includes: a placing step for preparing a film bundle (2) consisting of stacked low-crystal PEEK films (1), putting a first non-fused buffer film (4) composed of a high-crystal PEEK film onto one of the outermost surfaces of the film bundle (2), and pressure-welding a heatsink (3) to the opposite face to the face of the first non-fused buffer film that is in contact with the film bundle and placing it there; a fusing step for applying a laser beam (LB) to the first non-fused buffer film and the film bundle through the heatsink and fusing the low-crystal PEEK films together to make a laminate consisting of the low-crystal PEEK films; and an acquisition step for releasing the first non-fused buffer film from the laminate to obtain it.SELECTED DRAWING: Figure 2
Patent JP-2022124242-A (JP)
Title: Information processing apparatus, information processing method, and information processing program
Inventor: TATE KOJI
IPC: G06Q50/10
Filed: 2021-02-15
Abstract: To solve the following problems in which a user may forget to register a necessary reservation or information due to the use of various multiple applications, or the user cannot select an application for achieving a goal from among the various applications.SOLUTION: An information processing apparatus includes: an extraction unit which extracts deficient information for a user in a first mini application; a retrieval unit which retrieves a second mini application which is available for inputting the deficient information; and a chat unit which performs confirmation, when the second mini application exists, through a chat for inputting the deficient information on a user terminal used by the user.SELECTED DRAWING: Figure 5
Patent JP-2022128558-A (JP)
Title: Urine acid production inhibitor
Inventor: WATANABE AKIO
IPC: A61P19/06
Filed: 2021-02-23
Abstract: To provide a urine acid production inhibitor, and a composition, pharmaceutical, food and drink for preventing or improving hyperuricemia and gout.SOLUTION: A urine acid production inhibitor contains at least one of Alpinia speciosa extract, Rumex japonicus extract, Macaranga tanarius extract, Orthosiphon Stamineus Benth extract, compounds derived therefrom, compounds derived from propolis, and compounds derived from Magnolia kobus as an active ingredient.SELECTED DRAWING: None
Patent JP-2021087997-A (JP)
Title: Method for manufacturing metal product and metal product
Inventor: ODA HITOSHI
IPC: B23K26/00
Filed: 2021-02-24
Abstract: To improve identification code reading performance.SOLUTION: A method for manufacturing a laminated rotor iron core 1 includes: a first process in which it is repeated plural times that scanning along a prescribed first direction is performed while irradiating a surface 2b of a laminate 2 with laser beam for a ground, thereby forming a ground region 12 on the surface 2b of the laminate 2; and a second process in which it is repeated plural times that scanning along a prescribed second direction is performed while irradiating the surface 2b of the laminate 2 with laser beam for a mark, thereby forming a black marking 14 in which the surface 2b of the laminate 2 is oxidized. The second direction differs from the first direction. By combination of the ground region 12 and the black marking 14, an identification code 10 having a specified pattern is configured.SELECTED DRAWING: Figure 1
Patent JP-2021082846-A (JP)
Title: Feeder maintenance device
Inventor: KOMIYAMA NOBUHISA
IPC: H05K13/02
Filed: 2021-03-01
Abstract: To perform more reliable maintenance of a feeder transmission mechanism.SOLUTION: A feeder maintenance device 11 cleans a predetermined portion (sprocket portion 66, member processing mechanism 70, etc.) including a delivery mechanism 65 of a feeder 60 by a cleaning unit (air cleaning units 30 and 40 and liquid cleaning units 34 and 44). A backlash inspection unit 51 (measurement unit) measures the backlash of the delivery mechanism 65. In this way, since the feeder maintenance device 11 cleans the feeder 60, it is possible to further suppress variations in maintenance quality as compared with those performed by an operator. Further, since the feeder maintenance device 11 measures the backlash of the delivery mechanism 65, maintenance of the delivery mechanism 65 of the feeder can be performed more reliably.SELECTED DRAWING: Figure 1
Patent JP-2022132959-A (JP)
Title: Cloth materials and manufacturing apparatus and manufacturing method for cloth materials
Inventor: KANEKO KATSUTOSHI
IPC: B05D1/28
Filed: 2021-03-01
Abstract: PURPOSE: To provide new cloth material taking social problems, etc. into account.CONSTITUTION: A first silicone resin 2A to be a top coat layer is applied on a process paper 1 with a first coating applicator 11, then heated with a first heating dryer 12 to be cured. After that, a second silicone resin 3A to be fastening coat layer is applied with a second coating applicator 13. A base cloth 4 is attached to the second silicone resin 3A with an attaching device 20, then the process paper 1 is peeled off with a peeling device 30 to complete the new cloth material.SELECTED DRAWING: Figure 5
Patent JP-2022134646-A (JP)
Title: Information processing device, information processing method, and information processing program
Inventor: NAKAJIMA MOTOHIRO
IPC: A63F5/04
Filed: 2021-03-03
Abstract: To allow a user terminal to acquire service information corresponding to a model of a game machine on the basis of acquisition information of short-distance communication.SOLUTION: A game machine includes: an extraction part for extracting first data in which verification numbers or model names of respective game machines included in plural game machines are correlated with machine numbers of the respective game machines from replacement document data created for applying for replacement for the plural game machines; an acquisition part for acquiring second data in which identification information that a short-distance communication tag disposed in the respective game machines has is correlated with machine numbers of the respective game machines; a storage part for correlating verification numbers or model names of the respective game machines to model information related to models of the respective game machines and for storing them; and a control part for associating identification information included in synthetic data in which first data and second data are synthesized on the basis of machine numbers with model information stored in the storage part by the same verification number or the same model name.SELECTED DRAWING: Figure 1
Patent JP-2021097242-A (JP)
Title: Liquid crystal display device
Inventor: YAMAZAKI SHUNPEI
IPC: H01L29/786
Filed: 2021-03-04
Abstract: To provide a semiconductor device including an oxide semiconductor, in which the variation in electric characteristic is suppressed or the reliability is improved.SOLUTION: In a semiconductor device including an oxide semiconductor film forming a channel formation region, an insulating film that suppresses water entry and contains at least nitrogen and another insulating film that suppresses the entry of nitrogen released from the insulating film are formed on the oxide semiconductor film. The water to enter the oxide semiconductor film may be water included in the air, water included in a film provided on the insulating film that suppresses the water entry, or the like. As the insulating film that suppresses the water entry, a nitride insulating film in which the amount of hydrogen molecules released by heating is less than 5.0×1021 molecules/cm3 can be used.SELECTED DRAWING: Figure 1
Patent JP-2021098732-A (JP)
Title: Proteins binding nkg2d, cd16, and egfr, ccr4, or pd-l1
Inventor: GREGORY P CHANG
IPC: A61P35/02
Filed: 2021-03-09
Abstract: To provide multi-specific binding proteins that can engage more than one NK activating receptors, and may block the binding of natural ligands to NKG2D.SOLUTION: A protein comprises: (a) a first antigen-binding site that binds NKG2D; (b) a second antigen-binding site that binds EGFR, CCR4 or PD-L1; and (c) an antibody Fc domain or a portion thereof sufficient to bind CD16, or a third antigen-binding site that binds CD16.SELECTED DRAWING: None
Patent JP-2021107318-A (JP)
Title: Pharmaceutical composition containing sodium thiosulfate
Inventor: CRAIG SHERMAN
IPC: A61P39/02
Filed: 2021-03-10
Abstract: To provide: methods for preparing pharmaceutically acceptable sodium thiosulfate; pharmaceutical compositions of the sodium thiosulfate; methods for determining total non-purgeable organic carbon in a sodium thiosulfate-containing sample; and methods of treatment comprising administration of pharmaceutically acceptable sodium thiosulfate.SOLUTION: This invention relates to a method for preparing pharmaceutical grade sodium thiosulfate pentahydrate, comprising: a step (a) of contacting sodium sulfite with sulfur in a solvent to form a reaction mixture; a step (b) of cooling the mixture; a step (c) of making the mixture basic a step (d) of filtering the reaction mixture to yield a solution; a step (e) of distilling the solution; a step (f) of bringing the solution into contact with an activated carbon; a step (g) of removing the activated carbon from the solution; a step (h) of adding a seed crystal of the sodium thiosulfate pentahydrate to the solution; a step (i) of cooling and then filtering the solution; and a step (j) of drying the solution. This invention also relates to: the pharmaceutical grade sodium thiosulfate pentahydrate obtained by the method; an analyzing method therefor; and a pharmaceutical composition thereof.SELECTED DRAWING: None
Patent JP-2022138744-A (JP)
Title: Video analysis device, video analysis method and video analysis program
Inventor: KIRA KENJI
IPC: G08B25/04
Filed: 2021-03-11
Abstract: To take appropriate measures by identifying a problem behavior in a vehicle such as a train or an automatic driving vehicle.SOLUTION: A video analysis device 10 defines each person 52 captured in video data 71 obtained by an on-vehicle camera 51 which images the inside of a vehicle 50, as a target person and identifies a behavior of the target person as a target behavior from the video data 71. The video analysis device 10 determines whether or not the target behavior corresponds to a problem behavior in the vehicle 50. In a case where it is determined that the target behavior corresponds to the problem behavior, the video analysis device 10 performs a notification to a monitoring base 60 that is a notification destination.SELECTED DRAWING: Figure 1
Patent JP-2022139127-A (JP)
Title: Inkjet head and inkjet recording device
Inventor: MIYATA KENICHI
IPC: B41J2/14
Filed: 2021-03-11
Abstract: To provide an inkjet head which can prevent ink from being hard to flow to a pressure chamber from a supply side connection flow path even when positional deviation somewhat occurs between a flow channel member and an actuator.SOLUTION: An inkjet head includes a pressure chamber 22, an actuator 30 for changing a pressure of ink that is made to fill the pressure chamber 22, a nozzle 51 for discharging ink that is made to fill the pressure chamber 22 by driving the actuator 30, a nozzle side connection flow path 24 for connecting the pressure chamber 22 and the nozzle 51, and a supply side connection flow path 23 for connecting the pressure chamber 22 and a supply flow path 21 for supplying ink, wherein an inertance of the nozzle side connection flow path 24 is larger than an inertance of the supply side connection flow path 23, and an area of a first opening surface of a pressure chamber 22 side end (enlarged hole part 401b) of the supply side connection flow path 23 is larger than an area of a surface where the opening surface of the pressure chamber 22 and the first opening surface overlap each other when the actuator 30 and a flow channel member 40 are bonded to each other without deviation.SELECTED DRAWING: Figure 7
Patent JP-2022144742-A (JP)
Title: Resistance-welding method and resistance-welding equipment
Inventor: ASADA TAKAHIRO
IPC: H01R43/02
Filed: 2021-03-19
Abstract: To provide a resistance-welding method that enables a metal body to be resistance-welded by minimizing an influence exerted on the metal body by breakdown of an insulator even when the insulator is interposed in the metal body, and resistance-welding equipment.SOLUTION: In a resistance-welding method, a workpiece having a metal body 7 and an insulator 8 for insulating it is resistance-welded in the state of being sandwiched between upper and lower welding rods. The resistance-welding method includes the steps of: setting a current path leading to a narrow point P1 of the metal body 7, by insulation-breaking down only the narrow point P1 of the insulator 8 at a location where the metal body 7 and the insulator 8 overlap each other in the state of contact with each other; and performing fusion-joining by applying a welding-current to the metal body 7 while applying pressure, in a state in which the current path is secured.SELECTED DRAWING: Figure 2