baber/WOPTO huggingface dataset:
Patent JP-2022058208-A (JP)
Title: Power control system and apparatus
Inventor: KONO MASAKI
IPC: H02J3/38
Filed: 2021-09-15
Abstract: To supply power from an apparatus to a power line according to supply contents suited to an electric circuit compared to when power is supplied from an apparatus to a power line regardless of parameters pertaining to the power capacity of an electric circuit.SOLUTION: A power control system comprises: acquisition means that acquires capacity information pertaining to the power capacity of an electric circuit through which power supplied from a power plant passes before being received by an apparatus; and control means that, on the basis of the capacity information, controls the supply of power from the apparatus to a power line through which the power supplied from the power plant passes before being received by the apparatus.SELECTED DRAWING: Figure 7
Patent JP-2023043023-A (JP)
Title: Method for producing silica sol, polishing method, method for producing semiconductor wafer and method for producing semiconductor device
Inventor: NAGINO YUKI
IPC: H01L21/304
Filed: 2021-09-15
Abstract: To provide a method for producing silica sol that enables low-viscosity silica sol to be produced with simple equipment.SOLUTION: A method for producing silica sol includes following steps (1)-(4) in order. Step (1): tetraalkoxysilane is subjected to hydrolysis and condensation to give a dispersion liquid of silica particles. Step (2): the dispersion liquid of silica particles obtained in the step (1) is blended with a dispersion medium. Step (3): the dispersion medium of the dispersion liquid of silica particles obtained in the step (2) is replaced. Step (4): the dispersion liquid of silica particles obtained in the step (3) is concentrated.SELECTED DRAWING: None
Patent JP-2023044273-A (JP)
Title: Rotation transmission device and steer-by-wire steering device for vehicle
Inventor: SATO KOJI
IPC: F16D41/06
Filed: 2021-09-17
Abstract: To improve reliability of a rotation transmission device that causes a corresponding first or second engaging member to engage an engagement face of a first rotating body and an inner peripheral face of a second rotating body by means of a corresponding first or second armature to be magnetically attracted to a corresponding first or second rotor with a first or second electromagnet.SOLUTION: A rotation transmission device is provided with a first slit that penetrates a first rotor in an axial direction at a position between a first electromagnet and a first armature and a second slit that penetrates a second rotor in the axial direction at a position between a second electromagnet and a second armature. A case 16 is made of a non-magnetic material.SELECTED DRAWING: Figure 1
Patent JP-2023044931-A (JP)
Title: Wooden base material, decorative material and manufacturing method of wooden base material
Inventor: MURATA DAISUKE
IPC: B27N3/00
Filed: 2021-09-21
Abstract: To provide a wooden base material and a decorative material which do not contain a harmful substance which causes a sick house syndrome, and which include practical mechanical strength and water resistance, and to provide a manufacturing method of the wooden base material.SOLUTION: A wooden base material includes a wooden material which has at least one shape of a powder-like shape and a chip-like shape, and a thermoplastic resin composition. In an adsorption spectrum acquired by infrared spectroscopy measurement by a total reflection measurement method using diamond crystal, when SO-H is defined as a peak area value originating from an OH group of a wave number 3700-3000 cm-1, SC=O is defined as a peak area value originating from a carbonyl group of a wave number 1840-1680 cm-1, and SC-O is defined as a peak area value originating from C-O expansion and contraction of cellulose, hemicellulose of a wave number 920-1180 cm-1, the value in which the value of SC=O is divided by the value of SC-O is within a range of equal to or greater than 0.1 and equal to or less than 0.35, and the value in which the value of SO-H is divided by the value of SC-O is within a range of equal to or greater than 0.7 and equal to or less than 1.4.SELECTED DRAWING: Figure 1
Patent JP-2023045129-A (JP)
Title: Semiconductor device
Inventor: HANAOKA MASAYUKI
IPC: H01L29/41
Filed: 2021-09-21
Abstract: To provide a semiconductor device capable of achieving high breakdown voltage.SOLUTION: A semiconductor device 1 includes: a first semiconductor region 2: first grooves 3 formed in the first semiconductor region; first insulation films 4 formed in respective first grooves; conductors 5 formed in the insides of the first grooves; a second groove 31 formed in the first semiconductor region; a second insulation film 41 formed in the second groove; third grooves 32 formed in the first semiconductor region separately on the outside of the second groove; a second semiconductor region 21 formed between the first groove and the second groove; third semiconductor regions 22 formed between the second groove and the third grooves; a first field electrode 13 formed on the second insulation film in the second groove separately from the second semiconductor region; and a second field electrode 14 formed on the second insulation film in the second groove separately from the third semiconductor region. The first field electrode is electrically connected to the first main electrode and the second field electrode is electrically floating.SELECTED DRAWING: Figure 2
Patent JP-2022003132-A (JP)
Title: Quaternary alkylammonium hypochlorite solution
Inventor: SHIMODA ATSUSHI
IPC: C07C209/68
Filed: 2021-09-24
Abstract: To provide a method for producing a quaternary alkylammonium hypochlorite solution having excellent storage stability.SOLUTION: A method for manufacturing a quaternary alkylammonium hypochlorite solution, comprising a preparation step for preparing a quaternary alkylammonium hydroxide solution, and a reaction step for bringing the quaternary alkylammonium hydroxide solution and chlorine into contact, the carbon dioxide concentration of a vapor-phase part in the reaction step being 100 volume ppm or less, and the pH of a liquid-phase part in the reaction step being 10.5 or higher.SELECTED DRAWING: Figure 1
Patent JP-2023048186-A (JP)
Title: capacitor device
Inventor: MAKINO TAKAHISA
IPC: H01G2/06
Filed: 2021-09-28
Abstract: To achieve a structure capable of securing a degree of freedom in designing a main body structure of a capacitor and its peripheral structure and enhancing reliability while reducing ESL (Equivalent Series Inductance) with ease.SOLUTION: A capacitor device 10 comprises: a capacitor main body 11; a pair of electrode terminals 12 and 13 led out from the capacitor main body, respectively; and a conductor 14 installed between the pair of electrode terminals in such a mode that an electrical insulation property is kept to the pair of electrode terminals, integrally having a pair of opposed parts 14a and 14b arranged so as to be respectively opposed to the pair of electrode terminals.SELECTED DRAWING: Figure 1
Patent JP-2023048707-A (JP)
Title: Image forming apparatus
Inventor: TAKASU KOTO
IPC: G03G15/20
Filed: 2021-09-28
Abstract: To improve, in an image forming apparatus, the sanitary state of a document ejected from the apparatus without newly providing a sterilization instrument.SOLUTION: An image forming apparatus 1 has: a document reading unit 5 and a scanner 608 that read an image of a document D; an image forming unit 12 that forms a toner image on recording paper P based on image data obtained through the reading performed by the document reading unit 5 or the scanner 608; and a fixing unit 13 that is in pressure contact with a surface of the recording paper P to fix the toner image on the recording paper P to the recording paper P by thermo-compression bonding, and the image forming apparatus has a document conveying mechanism that conveys a document D read by the scanner 608 toward the fixing unit 13.SELECTED DRAWING: Figure 2
Patent JP-2022008634-A (JP)
Title: Active distributed mode actuator
IPC: H04R17/00
Filed: 2021-09-29
Abstract: PROBLEM TO BE SOLVED: To change a distributed mode loudspeaker's fundamental frequency. 
     SOLUTION: In a system, a distributed mode loudspeaker 300 includes an actuator 308. The actuator includes a supported portion 308a and a cantilevered portion 308b. The cantilevered portion has a length and a first fundamental frequency, and is adapted to create a force to cause vibration of a load to generate sound waves using the first fundamental frequency. The distributed mode loudspeaker further includes a support element connected to the supported portion of the actuator. The support element (electroactive element 306a and adjustment support 306b) 306 is adapted to adjust, on the basis of a change to a shape of the support element, a size of the length of the cantilevered portion to change the first fundamental frequency to a second fundamental frequency with which the load will generate sound waves. The distributed mode loudspeaker further includes a frequency selection module adapted to provide a signal to the support element to cause the support element to change the shape thereof. 
     SELECTED DRAWING: Figure 3B 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023050762-A (JP)
Title: Central device and communication control method
Inventor: OKABE EIJI
IPC: B61L29/28
Filed: 2021-09-30
Abstract: To provide a technique by which a frequency of railroad crossing control communication executed between a central device and a railroad crossing control device can be changed while keeping safety of a railroad crossing.SOLUTION: A central device 3 for periodically performing railroad crossing control communication with a railroad crossing control device 13 via radio communication, is configured to: determine whether or not a prescribed train approaching condition indicating that a train 7 is approaching a railroad crossing 11 of a control object of the railroad crossing control device 13 is satisfied, based on setting course information related to the train 7 acquired from a course control device 5 or travel location information of the train 7; and set a communication cycle with the railroad crossing control device 13 to a prescribed high frequency communication cycle when it is determined that the condition is satisfied.SELECTED DRAWING: Figure 1
Patent JP-2023050964-A (JP)
Title: partition
Inventor: JIBIKI ERIKA
IPC: E05D15/06
Filed: 2021-09-30
Abstract: To provide a partition improving appearance at a front side and at a lower side area.SOLUTION: In a partition, a panel member 2 is hung to be supported from a runner 22 moving along an upper rail member 3. The upper rail member 3 comprises: a body rail 42 attached to a front face of an attaching wall face 5; and a front face cover 43 detachably attached to a front wall 62 of the body rail 42. A front face of the front face cover 43 is coated with a decorative sheet 72. The decorative sheet 72 is folded back toward a rear face from the front face at a lower end of the front face cover 43.SELECTED DRAWING: Figure 18
Patent JP-2023053513-A (JP)
Title: Optical transmitter module and endoscope
Inventor: KOMATSU MASAHIRO
IPC: A61B1/04
Filed: 2021-10-01
Abstract: To provide an optical transmitter module which can be easily downsized with a stable configuration, and an endoscope.SOLUTION: An optical transmitter module comprises an image sensor, a laser element, a laser driver circuit, an optical fiber, heat radiation wiring, electrical signal wiring, and a laminated substrate. The image sensor, the laser element, the laser driver circuit, at least a portion of the optical fiber, at least a portion of the heat radiation wiring, at least a portion of the electrical signal wiring, and the laminated substrate are mutually fixed with a molding agent. An endoscope is provided with the optical transmitter module.SELECTED DRAWING: Figure 6
Patent JP-2023053682-A (JP)
Title: Aluminum-based terminal
Inventor: SEKIYA SHIGEKI
IPC: H01R11/12
Filed: 2021-10-01
Abstract: To provide an aluminum-based terminal capable of suppressing a temperature rise amount during repeated electrification.SOLUTION: An aluminum-based terminal comprises: a lead wire connection part connected with a lead wire; and a tabular connection part which includes a penetration hole penetrating from a first principal surface and a second principal surface, the first and second principal surfaces being opposed to each other, and in which a peak point height Sxp representing a differential between a height of load area rate 0% and a height of load area rate 10% on at least one principal surface in contact with a connection member between the first principal surface and the second principal surface is 0.30 μm or more and 40.00 μm or less.SELECTED DRAWING: Figure 4
Patent JP-2023054408-A (JP)
Title: Alumina ceramic and manufacturing method of alumina ceramic
Inventor: FUKAZAWA YUJI
IPC: C04B35/111
Filed: 2021-10-04
Abstract: To provide an alumina ceramic having a desired range of a surface resistivity while satisfying high purity and high density, and a manufacturing method thereof.SOLUTION: An alumina ceramic of the present invention relates to an alumina ceramic containing Al2O3 as its main crystal and using Mg and Si as sintering aids and having, in a range of at least from a surface layer to a depth of 500 μm, a Mg content of 400 ppm or over and 2000 ppm or under, a Mg/Si value of 0.5 or over and 30 or under, and moreover, a purity of Al2O3 of 99% or over, a pore diameter of 5 μm or under, and a surface resistivity of 4×1013 Ω/square or over and 1×1014 Ω/square or under.SELECTED DRAWING: Figure 1
Patent JP-2022000606-A (JP)
Title: Vapor chamber, electronic apparatus and metal sheet for vapor chamber
Inventor: TAKAHASHI SHINICHIRO
IPC: F28D15/02
Filed: 2021-10-04
Abstract: To provide a vapor chamber capable of improving heat transport efficiency, an electronic apparatus, a metal sheet for vapor chamber, and a manufacturing method for the vapor chamber.SOLUTION: A liquid flow path part of a vapor chamber has a first main flow groove, a second main flow groove, and a third main flow groove. A first projection column including a plurality of first projections arranged via a first communication groove is provided between the first main flow groove and the second main flow groove. A second projection column including a plurality of second projections arranged via a second communication groove is provided between a second main flow groove and a third main flow groove. The second main flow groove includes: a first intersection where at least a part of the first communication groove faces the second projection; and a second intersection where at least a part of the second communication groove faces the first projection.SELECTED DRAWING: Figure 6
Patent JP-2023054913-A (JP)
Title: Nishikigoi carp evaluation apparatus, method and program
Inventor: FAN JUN
IPC: G06T7/00
Filed: 2021-10-05
Abstract: To provide a Nishikigoi carp evaluation apparatus, method, and program for objectively evaluating a Nishikigoi carp.SOLUTION: The Nishikigoi carp evaluation apparatus is provided with a feature quantity acquisition unit 11 for acquiring a feature quantity extracted from a photographed image of an evaluation target Nishikigoi carp; an evaluation unit 12 for evaluating the evaluation target Nishikigoi carp by inputting the feature quantity of the evaluation target Nishikigoi carp acquired by the feature quantity acquisition unit 11 to a learned model acquired by machine learning a relationship between the feature amounts of a plurality of the evaluation target Nishikigoi carps and an evaluation result of each Nishikigoi carp; and an output unit 13 for outputting the evaluation result of the evaluation target Nishikigoi carp evaluated by the evaluation unit 12.SELECTED DRAWING: Figure 1
Patent JP-2023057492-A (JP)
Title: Sign detection device and sign detection method
Inventor: NAKAMORI TOMOHITO
IPC: G05B23/02
Filed: 2021-10-11
Abstract: To detect a sudden change vibration well in advance of the occurrence of the sudden change vibration.SOLUTION: A sign detection device includes a plurality of sensors, a data acquisition unit, a computation unit, and a detection unit. The plurality of sensors are arranged respectively at a plurality of positions of a detection target to measure physical quantities at their respective positions. The data acquisition unit acquires time-series change data of physical quantities from the plurality of sensors. The computation unit computes dynamic network information representing temporal changes in a complex network structure, including a parameter indicating a correlation between the physical quantities at two arbitrary positions among the plurality of positions, based on the time-series change data. The detection unit detects a sign of sudden change vibration of the detection target based on the dynamic network information.SELECTED DRAWING: Figure 1
Patent JP-2022016438-A (JP)
Title: Display device and electronic apparatus
IPC: H05B33/06
Filed: 2021-10-12
Abstract: PROBLEM TO BE SOLVED: To provide a display device capable of reducing luminance unevenness while realizing higher definition, electronic apparatus including the display device, and drive circuit array board for use in the display device. 
     SOLUTION: A display device according to the present disclosure comprises a drive circuit array board including drive circuits disposed on a semiconductor substrate in an array, and light-emitting devices disposed on upper parts of the drive circuits in the array and being driven by the drive circuits. In a drive circuit group composed of a plurality of adjacent drive circuits, well taps are provided at some drive circuits out of the plurality of drive circuits included in the drive circuit group. 
     SELECTED DRAWING: Figure 7 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022003356-A (JP)
Title: Optical device
Inventor: SATO MITSURU
IPC: G01S7/481
Filed: 2021-10-20
Abstract: To provide an optical device capable of sufficiently separating ambient light other than reflected light of emitted light.SOLUTION: An optical device 1 includes: a diffraction grating 5 for guiding a laser beam emitted from a light source 2 in an angle direction corresponding to a wavelength and guiding reflected light of the guided laser beam reflected by an object 100 and environmental light in a direction of an angle corresponding to the wavelength of these light; and further a light receiving element 10 for receiving light guided by the diffraction grating 5. Then, the reflected light of the laser beam is incident on the diffraction grating 5 at the same angle as the angle at which the laser beam is guided by the diffraction grating 5, and is guided by the diffraction grating 5 at the same angle as the angle at which the laser beam enters the diffraction grating 5.SELECTED DRAWING: Figure 1
Patent JP-2022017400-A (JP)
Title: Cardiovascular graft
IPC: A61L33/06
Filed: 2021-10-27
Abstract: PROBLEM TO BE SOLVED: To provide a cardiovascular graft of which thrombus formation is largely reduced. 
     SOLUTION: A cardiovascular graft characterized by containing a tubular structure provided with an inner wall formed with a fibrous network of a supermolecular compound having a hard block covalent bonded with a soft block, the hard block contains a 2-ureide-4[1H]-pyrimidinone(UPy) compound, the fibrous network is an organism absorptive electro-spun non-woven fiber network having a fiber of average fiber diameter of 1 to 10 μm, the tubular structure has an inner diameter of 2 to 8 mm, and a wall thickness of 200 to 900 μm, the fibers are aligned such that in a periphery direction with an axis in a longer direction in the tubular structure as a center, a ratio of the linear elastic stiffness in the periphery direction and the linear elastic stiffness in a direction vertical to the periphery direction is 1:2 to smaller than 2: 1. 
     SELECTED DRAWING: Figure 6 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023066054-A (JP)
Title: Rfid tag, and continuity determination apparatus
Inventor: KOHAMA KIYOSHI
IPC: G06K19/07
Filed: 2021-10-28
Abstract: To detect a continuity state between two metal bodies without contacting them.SOLUTION: An RFID tag 20 comprises: a base substrate 21 that is in a block shape elongated in one direction; an antenna substrate 22 that is arranged in a state of being superimposed on a first surface 21A of the base substrate 21; an IC chip module 23 that is located between the base substrate 21 and the antenna substrate 22 and including a first electrode 33A and a second electrode 33B on a surface facing the base substrate 21; a first detection terminal 25A that is electrically connected to the first electrode 33A of the IC chip module 23; and a second detection terminal 25B that is electrically connected to the second electrode 33B of the IC chip module 23. The first detection terminal 25A and the second detection terminal 25B are electrically connected to a first metal body M1 and a second metal body M2, respectively. The antenna substrate 22 transmits a detection result of presence or absence of continuity between the two metal bodies via radio waves.SELECTED DRAWING: Figure 1
Patent JP-2023067409-A (JP)
Title: hybrid vehicle
Inventor: UDA TSUBASA
IPC: B60W10/26
Filed: 2021-11-01
Abstract: To protect a battery from over discharge.SOLUTION: A vehicle 1 comprises: a motor generator 41 adapted to be driven through load operation of an engine 50 and to charge high-voltage battery 20; a DC/DC converter 70 adapted to enable an auxiliary battery 80 to be charged with electric power of the high-voltage battery 20: and an ECU 100. The ECU 100 controls the DC/DC converter 70 so as to charge the auxiliary battery 80 with the electric power of the high-voltage battery 20 when SOC of the auxiliary battery 80 to be adjusted to target SOC thereof becomes lower than a threshold. In a case where a condition that the ECU 100 cannot recognize a decline in the SOC of the high-voltage battery 20 even though the SOC actually continues to decline is met, the ECU 100 makes the target SOC of the auxiliary battery 80 higher when the SOC thereof is lower than a predetermined value than the same when the SOC thereof is higher than the predetermined value.SELECTED DRAWING: Figure 3
Patent JP-2022051570-A (JP)
Title: LYM-1 and LYM-2 Targeted CAR Cell Immunotherapy
IPC: A61P35/00
Filed: 2021-11-09
Abstract: PROBLEM TO BE SOLVED: To provide CAR cells and antibodies targeting human HLA-DR as a new method of cancer treatment. 
     SOLUTION: It is proposed that HLA-DR CAR cells are safe and effective in patients and can be used to treat human tumors expressing the HLA-DR. The CAR (chimeric antigen receptor) may comprise: (a) an antigen-binding domain of an anti-HLA-DR antibody; (b) a CD8 α hinge domain; (c) a CD8 α transmembrane domain; (d) a CD28 costimulatory signaling region and/or a 4-1BB costimulatory signaling region; and (e) a CD3 zeta signaling domain. 
     SELECTED DRAWING: Figure 6A 
     COPYRIGHT: (C)2022,JPO&INPIT