baber/WOPTO huggingface dataset:
Patent JP-2023104753-A (JP)
Title: Power conversion device
Inventor: HASHIMOTO TAKURO
IPC: H02M3/28
Filed: 2022-01-18
Abstract: To provide a small, low-cost, accurate, and high-efficiency power conversion device that can conduct synchronous rectification.SOLUTION: A power conversion device includes an input terminal pair, an output terminal pair, a first capacitor, a first switching part, a second switching part, a reactor, a transformer, a second capacitor, and a control unit. The control unit includes: a continuity determination unit that determines whether a reactor current is continuous or discontinuous; a synchronous rectification timing computing unit that calculates a synchronous rectification control timing of a second switching control signal for controlling switching of the second switching part in order to rectify an AC current being supplied from the first switching part to the second switching part via the reactor and the transformer depending on whether it is continuous or discontinuous, under control of the second switching part in synchronization with control of the first switching part; and a control signal output unit that generates and outputs a first switching control signal and the second switching control signal on the basis of the synchronous rectification control timing.SELECTED DRAWING: Figure 2
Patent JP-2023107151-A (JP)
Title: Circulating cooling system for liquid product containing carbon dioxide gas
Inventor: MATSUMOTO MITSUHIRO
IPC: B67C3/02
Filed: 2022-01-21
Abstract: To provide a circulating cooling system for a liquid product containing carbon dioxide gas capable of avoiding disposal of the liquid product before being filled in a container, after a filling apparatus has been stopped due to trouble, etc.SOLUTION: The system comprises: a carbonator 2 that dissolves the carbon dioxide gas in a raw material liquid to make a carbonated beverage; a cushion tank 3 that stores the carbonated beverage; a filling apparatus 4 that fills the carbonated beverage into the container; a circulation passage C that returns the carbonated beverage to the cushion tank 3; switching means 5 that switches a liquid feed destination of the carbonated beverage stored in the cushion tank 3 to either the filling apparatus 4 or the circulation passage C; and a cooling device 8 that cools the carbonated beverage circulating in the circulation passage C.SELECTED DRAWING: Figure 3
Patent JP-2023108971-A (JP)
Title: Bow for kyudo, fitting method of bow for kyudo and formation kit of bow for kyudo
Inventor: UENO YASUKAZU
IPC: F41B5/14
Filed: 2022-01-26
Abstract: To provide a bow for Kyudo preventing string original yawn from being exposed and having excellent durability, a fitting method of the bow for Kyudo and a formation kit for the bow for Kyudo.SOLUTION: A bow 1 for Kyudo comprises a bow body 2 composed of a plurality of resin-made string raw yawn 21, a reinforcement end 3 formed by wrapping reinforcement yawn on an end of the bow body 2, and a flexible braiding sleeve 4 covering generally a tip of the reinforcement end 3. Preferably, the length of the reinforcement end 3 is 15-55 cm and longer than the length of the braiding sleeve 4 by at least 3 cm.SELECTED DRAWING: Figure 2
Patent JP-2023109460-A (JP)
Title: Side erasing measurement method and refresh processing method
Inventor: SATO RYUICHI
IPC: G11B5/09
Filed: 2022-01-27
Abstract: To provide a side erasing measurement method and a refresh processing method for improving data reliability.SOLUTION: A method for measuring side erasing in a disk-shaped magnetic disk having a plurality of tracks, which are areas concentrically divided in a radial direction from a center, and a plurality of sectors divided in a circumferential direction includes: selecting a plurality of peripheral tracks and a plurality of target sectors concentrically extending radially outward and inward from one central track and tracks adjacent to the central track from the plurality of tracks; selecting a BER measurement sector, which is a sector for measuring a Bit Error Rate (BER) from the target sector of the plurality of peripheral tracks so as to differ between the adjacent peripheral tracks; counting the number of central track writing, which is the number of writing, each time data is written once to all target sectors of the central track; and measuring the BER in the BER measurement sector.SELECTED DRAWING: Figure 4
Patent JP-2023111427-A (JP)
Title: Method for acquiring information for mode dispersion compensation, and device
Inventor: GOTO YUTA
IPC: H04J14/04
Filed: 2022-01-31
Abstract: To provide a method for obtaining an optical processing condition, which can be corresponded to a high-speed signal, and can be corresponded to a transmission channel of which a mode scattering amount is large for compensating a mode scattering in a small calculation time and a small power consumption for a mode dispersion compensation.SOLUTION: A method for acquiring information for a mode dispersion compensation in order to obtain an optical processing condition for compensating a mode scattering in a mode division multiplex transmission using a multimode fiber, contains: an optical transmission step of transmitting an optical probe signal from a mode multiplexer in each mode of the first mode to Mth mode of the mode division multiplex transmission, and transmitting the multimode fiber; a frequency response measurement step of measuring a frequency response of a complex amplitude of the optical probe signal that has transferred the multimode fiber; and an information acquisition step for the mode dispersion compensation for acquiring the information for the mode dispersion compensation containing a group delay difference and a loss difference between the modes in the mode division multiplex transmission by using the frequency response of the complex amplitude of the first mode to the Mth mode.SELECTED DRAWING: Figure 2
Patent JP-2023112342-A (JP)
Title: Resin composition, molding and method for producing resin composition
Inventor: OMOMO YUSUKE
IPC: C08L69/00
Filed: 2022-02-01
Abstract: To provide a resin composition comprising a polycarbonate resin and a polyester resin, making it possible to prevent the occurrence of silver streaks during its residence and improve tensile nominal strain at break, a molding and a method for producing a resin composition.SOLUTION: The present invention provides a resin composition. Relative to 100 pts.maass of a resin (C) comprising 40-95 pts.mass of a polycarbonate resin (A) and 5-60 pts.mass of a polyester resin (B), the resin composition comprises 0.001-4 pts.mass of a phosphorous transesterification inhibitor (D). Furthermore, the polyester resin (B) comprises 0.80-8.00 mass ppm of Ca element.SELECTED DRAWING: None
Patent JP-2023112550-A (JP)
Title: Copper alloy for electronic material and electronic component
Inventor: NAKAMURA YUTA
IPC: C22C9/06
Filed: 2022-02-01
Abstract: To provide: a highly reliable copper alloy for an electronic material which has 0.2% yield strength (YS) and electric conductivity (EC) suitable for electronic material application and has improved bendability; and an electronic component including the copper alloy for the electronic material.SOLUTION: A copper alloy for an electronic material contains Ni in an amount of 1.0 mass% or less, Co in an amount of 0.5-2.5 mass%, and Si in an amount resulting in a mass ratio of (Ni+Co)/Si of 3-5, and the remainder consisting of copper and inevitable impurities. An average Taylor factor of the copper alloy under plane strain that occurs when the copper alloy is extended in a direction perpendicular to the rolling direction and when thickness of the copper alloy decreases is 3.5 or less. A crystal grain size of the copper alloy is 10 μm or less. The 0.2% yield strength of the copper alloy in the rolling direction is 700 MPa or more. The electric conductivity of the copper alloy in the rolling direction is 50% IACS or more.SELECTED DRAWING: None
Patent JP-2022119212-A (JP)
Title: Antenna and communication device
Inventor: NAKADA NAOKO
IPC: H01Q13/08
Filed: 2022-02-02
Abstract: To provide an antenna with an adjustable appearance and a communication device.SOLUTION: An antenna 10 includes: a base material 20 including a first surface 21, a second surface 22 located opposite to the first surface, and a side surface 23; a first conductor layer 31 including a third surface 32 opposite to the first surface, a fourth surface 33 located opposite to the third surface, and a first side surface 34 located between the third surface and the fourth surface; and a first cover layer 60 covering the fourth surface and the first side surface. The first side surface widens so as to be outwardly displaced from the fourth surface to the third surface. The first cover layer includes a first colored layer 36 containing a coloring agent.SELECTED DRAWING: Figure 5
Patent JP-2023114367-A (JP)
Title: Robot system, control system, mobile robot, and mobile robot control method
Inventor: ARIMURA KOJI
IPC: G05D1/02
Filed: 2022-02-04
Abstract: To suppress deterioration in the efficiency of operation performed by a mobile robot.SOLUTION: A moving region in which a mobile robot 3 moves, includes: a first area; and a second area in which wireless communication environment is worse than that in the first area. A control system 2 includes a route search part 23 and a first control part 24. The route search part 23 searches for a moving route in which the mobile robot 3 moves. When part of the moving route is included in the second area, the first control part 24 causes a second control instruction to be transmitted from a first communication part 21 to the mobile robot 3 before the mobile robot 3 which moves along the moving route, enters the second area. The second control instruction includes a control instruction for instructing shift processing executed by the mobile robot 3 during movement in the second area. Based on the second control instruction, the mobile robot 3 executes the shift processing during the movement in the second area.SELECTED DRAWING: Figure 1
Patent JP-2023114701-A (JP)
Title: Gal material discharge device and time management method in gel material discharge device
Inventor: ISHIGURO TORU
IPC: B05C5/00
Filed: 2022-02-07
Abstract: To mix a multi-liquid type gel material with a mixer and discharge the gel material, and facilitate time management.SOLUTION: A control device of a gel material discharge device divides capacity V of a whole mixer by a minimum unit discharge amount D from a discharge port and determines the number N of unit data regions, allocates a time data storage region having the N pieces of unit data regions to which numbers are sequentially attached, to a memory, determines how many minimum unit discharge amounts D correspond to a discharge amount command whenever the discharge amount command is output, writes time data when a gel material is charged to the mixer on the basis of the discharge amount command in a with a smaller number of the unit data region for the number of minimum unit discharge amounts, holds each of the time data previously written in each of the unit data regions while being sequentially shifted to a next unit data region in a numerical order of the unit data regions, and manages a curing time of the gel material on the basis of comparison of the time data protruded from N pieces of the unit data regions by shift of the time data with a current time.SELECTED DRAWING: Figure 1
Patent JP-2023117029-A (JP)
Title: Printed matter management system and shredder
Inventor: KUSUMOTO NAOKI
IPC: B41J5/30
Filed: 2022-02-10
Abstract: To provide a printed matter management system for managing printed matters, which can enhance reliability in managing printed matters.SOLUTION: An electronic tag application 33 of a PC 2 determines a printed matter ID 17 for each print page, generates a two-dimensional bar code 16 with the determined printed matter ID 17 encoded therein, and prints the generated two-dimensional bar code 16 and an image 15 of a page corresponding to the printed matter ID 17 on a printing sheet 14 using a printer 4. A shredding device 7 reads out, through a reading device 711, the two-dimensional bar code 16 printed on the printing sheet 14, shreds the printing sheet 14, and transmits a request for rewriting of the obtained printed matter ID 17 to a cloud server 9. Further, in a state of being unable to read out, through the reading device 711, the two-dimensional bar code 16, the shredding device ejects the printing sheet 14 out of the device, without transmitting the rewrite request nor executing shredding.SELECTED DRAWING: Figure 8
Patent JP-2023117586-A (JP)
Title: Liquid discharge device and stirring method of liquid discharge device
Inventor: KAWASAKI TOSHIHIRO
IPC: B41J2/165
Filed: 2022-02-14
Abstract: To provide a liquid discharge device and a stirring method of a liquid discharge device which can sufficiently blend humidified fluid with water supplied from a water supply part.SOLUTION: A liquid discharge device 11 comprises: a liquid discharge head; a cap 22 which has a closed space forming part 31 forming a closed space, an inflow port 37 into which humidified fluid L1 for humidifying the closed space flows, and an outflow port 38 from which the humidified fluid L1 flows; a humidified fluid storage part 39 that stores the humidified fluid L1; a supply passage 40 through which the humidified fluid storage part 39 is communicated with the inflow port 37; a recovery passage 41 through which the humidified fluid storage part 39 is communicated with the outflow port 38; a second pump 53; a moisture supply part 56; and a control part 77. One end 41a of the recovery passage 41 opens to a position lower than liquid level of the humidified fluid L1 in the humidified fluid storage part 39. The control part 77 makes the moisture supply part 56 supply moisture L2 into a circulation passage 42 and drives the second pump 53 so as to make the humidification fluid L1 flow in the circulation passage 42, as first stirring and circulating.SELECTED DRAWING: Figure 3
Patent JP-2023119091-A (JP)
Title: Small metal component
Inventor: MASUI KEIICHIRO
IPC: F16B37/00
Filed: 2022-02-16
Abstract: To provide a small metal component capable of reliably preventing surface treatment failure.SOLUTION: On a plane part 13 of a surface-treated small metal component, an uneven or tapered part is formed to prevent plane parts from adhering to each other in a surface treatment process. The uneven part can be any of a circumferential groove 20, a radial groove and a knurl, or a combination thereof. In the surface treatment process using a basket, even when the plane parts 13 are brought into close contact with each other, a slight gap is formed due to the uneven and tapered part, and surface treatment liquid enters, so that no surface treatment failure occurs.SELECTED DRAWING: Figure 3
Patent JP-2023120954-A (JP)
Title: Ornament frame assembly
Inventor: MATSUDA YOKO
IPC: A47G1/16
Filed: 2022-02-18
Abstract: To provide an ornament frame assembly that can prevent an ornament from partially hidden with a pattern of the ornament not fully accommodated within a window of a box, and that can be decorated anywhere on a desktop or a shelf top, etc.SOLUTION: An ornament frame assembly 100 includes: a front plate 2 having a window part 25; a back plate 4; a stand part 6 partitioned by a first penetration cut part 45 and a first fold 46 of the back plate 4, and being swingable between a stand-part-accommodated angular position P11 and a stand-part-deployed angular position P12 turned outward from the stand-part-accommodated angular position P11 around a turning axis, the first fold 46; and a stand holding part 7 engaged with the stand part 6, and regulating the swing of the stand part 6. The stand part 6 has: a first support edge 61 extending on a first plane B1 where a first portion 11 is positioned in the stand-part-deployed angular position P12; and a second support edge 62 extending on a second plane B2 where a second portion 12 is positioned in the stand-part-deployed angular position P12.SELECTED DRAWING: Figure 2
Patent JP-2023111795-A (JP)
Title: Artificial magnetic charges
Inventor: SAKAMOTO TAKESHI
IPC: H01F7/02
Filed: 2022-01-31
Abstract: To solve a problem such that while a magnitude of electric force acting on charges used to be measured by a torsion balance of a charged body dipole, in order to measure force acting on magnetic charges, it is necessary to artificially manufacture the magnetic charges, so that a pseudo spherical permanent magnet needs to be manufactured, however, that is difficult to manufacture it by a conventional method.SOLUTION: In order to solve the above problem, a needle-like magnetic material, a non-magnetic spherical shell, a rod of a magnetic material and a non-magnetic material, or a hollow metal rod is used.
Patent JP-2023124094-A (JP)
Title: Illumination device and projector
Inventor: HASHIZUME TOSHIAKI
IPC: G03B21/14
Filed: 2022-02-25
Abstract: To provide an illumination device that can obtain a desired quantity of fluorescence, and a projector.SOLUTION: An illumination device of the present invention comprises: a light source that emits first light; a collimating element that collimates the first light; a diffusion element that diffuses the first light; and a wavelength conversion element that converts the first light into second light. The diffusion element has a first diffusion surface that diffuses and transmits the first light emitted from the collimating element, and a second diffusion surface that diffuses and transmits the first light emitted from the first diffusion surface. The first diffusion surface has a plurality of first curved surface parts arranged along a first direction in a virtual surface perpendicular to an optical axis of the first light. The second diffusion surface has a plurality of second curved surface parts arranged along a second direction in the virtual surface. The cross sections of the plurality of first curved surface parts along the first direction each have curved shapes whose degree is expressed by the function of approximately 2 and are different from each other, and the cross sections of the plurality of second curved surface parts along the second direction each have curved shapes whose degree is expressed by the function of approximately 2 and are different from each other.SELECTED DRAWING: Figure 3
Patent JP-2023128067-A (JP)
Title: Determination device, determination method and determination program
Inventor: ISHIZUKA SHOYA
IPC: G06F16/36
Filed: 2022-03-02
Abstract: To improve determination accuracy when determining the relationship between words.SOLUTION: A determination device includes a control unit. The control unit calculates the first distribution of a plurality of documents including a first word being a determination object and the second distribution of a plurality of documents including a second word being a determination object in a distribution space in which documents having the high relevance with each other are arranged in the vicinity and which expresses the distributed expression of the plurality of documents, and determines a relationship between the higher order and the lower order between the first word and the second word on the basis of the relationship between the first distribution and the second distribution.SELECTED DRAWING: Figure 1
Patent JP-2023128464-A (JP)
Title: Inorganic material construction method
Inventor: AIDA YUICHI
IPC: E04G21/02
Filed: 2022-03-03
Abstract: To propose an inorganic material construction method that enables simple and early construction even when a joint surface is undersaturated.SOLUTION: An inorganic material construction method is such that a fiber-reinforced cement composite material is jointed to an existing concrete member. The method includes: a cutting step S11 in which a pavement on a surface of the existing concrete member is cut to expose a joint surface of the existing concrete member; a water sprinkling step S12 in which the joint surface is sprinkled with water to make it undersaturated; and a placement step S13 in which the fiber-reinforced cement composite is placed on the joint surface sprinkled with water directly without using any adhesive material.SELECTED DRAWING: Figure 1
Patent JP-2023128795-A (JP)
Title: Recovery method and method for manufacturing electricity storage device
Inventor: OGIWARA NOBUHIRO
IPC: H01M10/42
Filed: 2022-03-04
Abstract: To perform capacity recovery of a power storage device including an olivine-type active material.SOLUTION: A recovery method for recovering the capacity of a power storage device using metal ions as carrier ions includes a recovery process of injecting a recovery agent, which is a solution containing an aromatic hydrocarbon compound in a reduced state and a metal ion of the same type as a carrier ion at a predetermined temperature range where the solution temperature is higher than room temperature, applying a constant voltage, maintaining a predetermined voltage lower than the full charge voltage, and restoring energy storage device capacity.SELECTED DRAWING: Figure 1
Patent JP-2022066511-A (JP)
Title: Privilege providing device, privilege providing method and program
IPC: G06Q30/02
Filed: 2022-03-09
Abstract: PROBLEM TO BE SOLVED: To diversify combinations of privileges each available through a subscription purchase contract, without excessively diversifying kinds of the subscription purchase contracts. 
     SOLUTION: A device includes: a point giving unit that associates user identification information about a contract user having made a subscription purchase contract, with a prescribed point according to a kind of the subscription purchase contract every prescribed period pertaining to the subscription purchase contract; a number-of-points information storage unit that stores point number information indicating a number of points to be associated with use of the privilege for each privilege as to a plurality of providable privileges; a selection information acquisition unit that acquires selection information associated with the user identification information, and indicating selected one or more privileges of the plurality of privileges; a selection information storage unit that stores the selection information acquired by the selection information acquisition unit; and a selection information update unit that updates the selection information stored in the selection information storage unit according to a change instruction from the contract user pertaining to the user identification information associated with the selection information. 
     SELECTED DRAWING: Figure 3 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023132203-A (JP)
Title: Manufacturing method and manufacturing device for laminate battery
Inventor: OKAZAKI SACHIYUKI
IPC: H01M10/04
Filed: 2022-03-10
Abstract: To provide a manufacturing method for a laminate battery with which it is possible to realize improvement in productivity while maintaining highly accurate quality; and a manufacturing device for conducting such a method.SOLUTION: Included are: a lamination step S02 for zigzag-folding an elongate strip-shaped separator 103, and each time the separator 103 is folded, alternately placing, in order on the folded separator 103, a predetermined number of positive electrode sheets 101 and the predetermined number of negative electrode sheets 102, each arranged together and arranged side-by-side in a longitudinal direction of the separator 103, to form an electrode laminated body group 110 comprising a plurality of the positive electrode sheets 101 and the negative electrode sheets 102, the predetermined number thereof being laminated on one another with the separator 103 interposed therebetween; and a dividing step S03 for cutting the formed electrode laminated body group 110 by means of heat cutting in a laminating direction of the positive electrode sheets 101 and the negative electrode sheets 102, to divide the electrode laminated body group into electrode laminated bodies 110A each comprising a plurality of the positive electrode sheets 101 and the negative electrode sheets 102 laminated singly with the separator 103 interposed therebetween.SELECTED DRAWING: Figure 3