baber/WOPTO huggingface dataset:
Patent JP-2023061154-A (JP)
Title: Combustion chamber structure for engine
Inventor: NAGASAWA TAKESHI
IPC: F02F1/24
Filed: 2021-10-19
Abstract: To improve the performance of mixing fuel and air in a combustion chamber of an engine.SOLUTION: A passage formation member 11 is provided in a combustion chamber for allowing the passage of fuel spray injected from an injection hole of a fuel injection nozzle. The passage formation member 11 has a sectionally circular and straight passage 27 having an inlet 25 into which the fuel spray flows and an outlet 26 out of which the fuel spray is jetted to the peripheral wall of the combustion chamber. The passage 27 includes an upstream side passage part 27a whose passage diameter is gradually reduced at a fixed reduction rate as extending to the outlet 26, and a downstream side passage part 27b whose passage diameter ranging from the downstream end of the upstream side passage part 27a to the outlet 26 is gradually reduced at a fixed reduction rate. The passage diameter reduction rate of the downstream side passage part 27b is smaller than the passage diameter reduction rate of the upstream side passage part 27a.SELECTED DRAWING: Figure 4
Patent JP-2023061425-A (JP)
Title: game machine
Inventor: IRIMAJIRI HIROSHI
IPC: A63F5/04
Filed: 2021-10-20
Abstract: To provide a game machine which can properly control a game with respect to giving a privilege.SOLUTION: Preferential control can be executed in which at least a next game can be controlled to a preferential state when stop operation is carried out in a specific mode, and the next game can be controlled to a non-preferential state when no stop operation is carried out in the specific mode. In a normal state, when controlled to the preferential state, whether to give an advantageous state can be determined, while when controlled to the non-preferential state, whether to give the advantageous state cannot be determined. In a precursory state, when controlled to the preferential state, whether to promote an advantageous state can be determined, while when controlled to the non-preferential state, whether to promote the advantageous state cannot be determined. When it is determined to promote the advantageous state, a game period of the advantageous state to which a transition from the precursory state is carried out is extended.SELECTED DRAWING: Figure 130
Patent JP-2022009315-A (JP)
Title: Mobile body guidance system
IPC: G05D1/02
Filed: 2021-10-20
Abstract: PROBLEM TO BE SOLVED: To provide a mobile body such as an automatic guided vehicle (AGV) that can be introduced and operated at a low cost, and a control system for the mobile body. 
     SOLUTION: A mobile body guidance system includes: a plurality of mobile bodies; a positioning device that measures the position of each moving object and outputs position information of each moving object; a guidance device that, to each mobile body, generates a guidance command for guiding each mobile body; and a storage device that stores the guidance command of each mobile body. The mobile body includes a sensor that detects surrounding objects in a non-contact manner, an arithmetic circuit that generates a control signal, and a drive device that controls a power source according to the control signal and moves an own machine. The arithmetic circuit acquires the guidance command from the storage device and generates a control signal according to the guidance command if the own machine is a reference mobile body. When the own machine is a moving body other than the reference moving body, the arithmetic circuit uses the detection result of the sensor and generates a control signal to maintain the positional relationship between the own machine and the reference moving body or another moving body. 
     SELECTED DRAWING: Figure 27 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023063005-A (JP)
Title: Image forming apparatus
Inventor: OGAWA RYUHEI
IPC: G03G21/00
Filed: 2021-10-22
Abstract: To prevent a reduction in productivity in performing decolorization processing on both sides of a recording material in an image forming apparatus using a color fadable toner.SOLUTION: An image forming apparatus comprises: a paper feed unit that feeds a recording material; a heating rotating body; a pressure rotating body, wherein the pressure rotating body applies a pressure to the heating rotating body to form a fixing nip part, fixing processing of fixing an unfixed toner image to the recording material, and decolorization processing of heating an image formed by a color fadable toner to decolorize the color fadable toner at the fixing nip part can be performed, and the decolorization processing has a plurality of modes including a first mode and a second mode and one of the plurality of modes is executed; and a detection unit that detects the image formed on the recording material, wherein the detection unit is provided on the downstream side of the paper feed unit in a conveyance direction of the recording material, and when the detection unit detects the image, the second mode is executed.SELECTED DRAWING: Figure 1
Patent JP-2023063932-A (JP)
Title: Film capacitor, inverter, and electric vehicle
Inventor: TATEISHI TATSUYA
IPC: B60L9/18
Filed: 2021-10-25
Abstract: To provide a film capacitor excellent in reliability.SOLUTION: A film capacitor includes: a film capacitor element that has a first electrode and a second electrode; a first bus bar that has a first connection part and a first terminal part; a second bus bar that has a second connection part and a second terminal part; a box body that opens in one surface; a lid body; and a sealing member. The box body has a groove part in an opening end face, and the lid body has a first surface facing the box body and a second surface on the opposite side of the first surface, has a first through hole and a second through hole, and has a projection on the first surface. The first connection part is inserted into the first through hole to connect the first electrode and the first terminal part on the second surface to each other, and the second connection part is inserted into the second through hole to connect the second electrode and the second terminal part on the second surface to each other. The film capacitor element is suspended inside the box body, and the lid body is fitted to the groove part at the projection and fixed to the box body. The sealing member is located inside the groove part and on the second surface to seal the space between the box body and the lid body, first through hole, and second through hole.SELECTED DRAWING: Figure 1
Patent JP-2023067079-A (JP)
Title: Measurement device
Inventor: SUZUKI HIROAKI
IPC: G01N27/416
Filed: 2021-10-29
Abstract: To achieve a novel improved measurement device that, for example, in a case of including a plurality of oxygen electrodes, enables suppressing a number of terminals electrically connected to the oxygen electrode.SOLUTION: A measurement device comprises, for example, on a substrate: N pieces (N is an integer equal to or greater than 1) of first terminals of which each is electrically connected to maximum M (M is an integer equal to or greater than 1) pieces of anodes; and M pieces of second terminals of which each is electrically connected to maximum N pieces of cathodes. The anode is electrically connected to any one first terminal, respectively, and the cathode is electrically connected to any one second terminal, respectively. When at least any one of M and N is equal to or more than 2, and M is equal to or more than 2, the anode electrically connected to the same first terminal and the corresponding cathode are electrically connected to the different second terminal respectively, and when N is equal to or more than 2, the cathode electrically connected to the same second terminal and the corresponding anode are electrically connected to the different first terminals respectively.SELECTED DRAWING: Figure 2
Patent JP-2022010155-A (JP)
Title: Oral preparation part 3
IPC: A61P1/00
Filed: 2021-11-08
Abstract: PROBLEM TO BE SOLVED: To provide a new technology to suppress the bitterness derived from Swertia japonica. 
     SOLUTION: An oral preparation comprises the following components (D), (B) and (C): (D) one or more species selected from the group consisting of Swertia japonica and its extracts; (B) one or more selected from the group consisting of lactic acid and its salts; and (C) sucralose. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022135908-A (JP)
Title: Fluorine-containing polymer and production method thereof
Inventor: AGO TOMOHIRO
IPC: C08G61/12
Filed: 2021-11-10
Abstract: To provide a novel fluorine-containing polymer with high heat resistance, and a production method thereof.SOLUTION: The invention provides a fluorine-containing polymer comprising a structural unit represented by the general formula (1) in the figure, and a production method thereof. (In the formula (1), n is an integer from 2 to 10, and Ar is a divalent aromatic group.)SELECTED DRAWING: None
Patent JP-2022080867-A (JP)
Title: Method and system for assembling structure
Inventor: DARRELL D JONES
IPC: B29C70/44
Filed: 2021-11-10
Abstract: To provide a system and a method for placing a preform on a mandrel.SOLUTION: One of exemplary methods includes: moving a mandrel 140 in a process direction 14 with respect to a station 100 equipped with multiple pick and place (PNP) machines 130; identifying a tray 190 that stores a preform containing an uncured fiber-reinforced material 152; placing a strongback 180 on the preform via at least one of the PNP machines; applying a vacuum to hold the preform in contact with the strongback; conveying the preform to the mandrel via the PNP machine; and placing the preform on the mandrel.SELECTED DRAWING: Figure 1
Patent JP-2023072138-A (JP)
Title: Information processing system, information processing method, and program
Inventor: SUZUKI SHINGO
IPC: G06Q10/02
Filed: 2021-11-12
Abstract: To automatically issue special offer information for attracting users to visit a shop that provides services, during time periods in which reservations are available in the shop, and also prevent the shop from becoming excessively crowded resulting from it.SOLUTION: An information processing system includes a control unit configured to: obtain first congestion information that is related to a congestion state of a shop for a first time period including a current time point, out of multiple time periods during a day; obtain second congestion information that is related to the congestion state of the shop for a second time period which is subsequent to the first time period, out of the multiple time periods; and determine whether or not to issue special offer information that can be used in the shop during or after the first time period, according to the first congestion information and the second congestion information.SELECTED DRAWING: Figure 4
Patent JP-2023072547-A (JP)
Title: State analysis device and state estimation method
Inventor: KAI MASARU
IPC: G06F21/50
Filed: 2021-11-12
Abstract: To provide a state analysis device capable of easily and highly accurately detecting a state of an industrial control system and reducing a load on a monitoring person of the industrial control system.SOLUTION: A state analysis device for estimating a state of an industrial control system including a plurality of assets stores a state estimation model including information showing one or more possible state transition scenarios occurring in the industrial control system, and calculates and outputs an index showing commonality between an alert string in which alerts issued from an asset are arranged in time series and the scenarios by comparing the alert string with the scenarios of the state estimation model. The above index is a progress degree, which is an index showing a progress degree of the state and an issuance degree, which is an index representing a degree at which alerts are issued according to the order defined in the scenarios. The state analysis device calculates a degree of deviation with the actual scenario on the basis of a degree of a change in the issuance degree with respect to a change in the progress degree.SELECTED DRAWING: Figure 1
Patent JP-2022080289-A (JP)
Title: Liquid crystal medium
Inventor: LEE EUN-KYU
IPC: G02F1/13
Filed: 2021-11-15
Abstract: To provide a liquid crystal medium.SOLUTION: The invention relates to a liquid crystal (LC: liquid-crystal) medium containing a polymerizable compound, use of the LC medium for an optical, electro-optical and electronic purpose especially in an LC display, especially in an LC display of a PSA (polymer sustained alignment) or SA (self-alignment) mode, the LC display of a PSA or SA mode containing the LC medium, and a production method of the LC display.SELECTED DRAWING: None
Patent JP-2023078561-A (JP)
Title: Cooling device
Inventor: FUJI KOICHIRO
IPC: A61F7/00
Filed: 2021-11-26
Abstract: To provide a cooling device capable of being realized by a simple structure, and hardly causing problems caused by exhaust heat.SOLUTION: A cooling device 1 includes: a housing 10; a heat conduction member 12 having a cooling surface 22 exposed from the housing 10; a heat absorbing surface 36 stored in the housing 10 and abutted on the heat conduction member 12; a thermoelectric element 16 having a heat generating surface 38 at an opposite side to the heat absorbing surface 36; a power source section 18 for supplying power to the thermoelectric element 16; a heat storage part 14 for storing a thermal storage medium for cooling the heat generating surface 38; and an exchange structure for exchanging the thermal storage medium.SELECTED DRAWING: Figure 1
Patent JP-2023078809-A (JP)
Title: Polymer bushing insulator
Inventor: TADO MISA
IPC: H02G15/064
Filed: 2021-11-26
Abstract: To a polymer bushing insulator that can improve insulation performance while securing a required surface leakage distance.SOLUTION: A polymer bushing insulator comprises: a polymer-coated body including a rod-like inner conductor arranged at a center, a hard insulation cylinder integrally formed on an outer periphery of the inner conductor, a shield metal fitting embedded in the insulation cylinder concentrically with the inner conductor, a trunk part covering the outer periphery of the insulation cylinder, and a plurality of umbrella-shaped pleat parts formed on the outer periphery of the trunk part so as to be separated from each other in a longitudinal direction; and an electric field relaxation layer that is formed of a zinc oxide layer and a high dielectric constant layer and is arranged along an interface between the insulation cylinder and the polymer coated body, a rear end of the electric field relaxation layer being connected to the shield metal fitting. The plurality of pleat parts include: a small pleat part; a large pleat part with a projection length larger than that of the small pleat part; and an oversized pleat part with a projection length larger than that of the large pleat part. The oversized pleat part includes a first oversized pleat part, which is arranged at any one of positions of first to third pleats toward a tip side with reference to a position corresponding to the tip end of the electric field relaxation layer in the polymer coated body.SELECTED DRAWING: Figure 1
Patent JP-2022040119-A (JP)
Title: Photonic crystal device
IPC: H01P3/20
Filed: 2021-11-29
Abstract: PROBLEM TO BE SOLVED: To provide a photonic crystal device having low electrical signal delay, low propagation loss, and uniform characteristics throughout the device. 
     SOLUTION: The photonic crystal device has a two-dimensional photonic crystal slab in which pores are periodically formed in a substrate made of a ceramic material, and guides an electromagnetic wave having a frequency from 30 GHz to 20 THz inclusive. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023080848-A (JP)
Title: Decorative film having cover film, method for manufacturing the same and method for constructing decorative film
Inventor: NAKAYAMA AKIHIKO
IPC: B32B27/16
Filed: 2021-11-30
Abstract: To provide a decorative film having a cover film, including a polyurethane layer as a surface layer, having less defects, such as a crater and having high surface quality.SOLUTION: A decorative film having a cover film includes: (a) a polyurethane layer having a first surface and a second surface on the side opposite to the first surface and including polyurethane at least partially crosslinked, where the polyurethane at least partially crosslinked includes at least one of polyester based polyurethane and polycarbonate based polyurethane, (b) a removable cover film having a surface subjected to corona treatment or plasma treatment and contacting the surface subjected to corona treatment or plasma treatment of removable cover film to the first surface of the polyurethane layer; (c) a base layer having a first surface contacting the second surface of the polyurethane layer and a second surface on the side opposite to the first surface; and (d) an adhesive layer contacting the second surface of the base layer.SELECTED DRAWING: Figure 1
Patent JP-2023084829-A (JP)
Title: Kana character input method
Inventor: YOKOYAMA KAISEI
IPC: A63F13/42
Filed: 2021-12-08
Abstract: To provide a method that enables further fast and precise KANA character input using a gaming controller.SOLUTION: Right and left joysticks are caused to correspond to right and left regions of a display screen, respectively. All of 10 consonants in 50-character KANA syllabary are arranged in cells of a first pie menu in a 3 by 3 matrix shape displayed in the region of the display screen at one side, and a vowel corresponding to the consonant selected from the first pie menu is arranged in the cell of a second pie menu in a cross shape with 3 vertical rows and 3 horizontal rows displayed in the region of the display screen at the other side. In addition to a tilted position of each joystick, a standing-upright position in a non-operated state and a position pushed down from the non-operated state are also utilized for the selection of the consonant and the vowel. With the consonant being selected by the operation of the joystick corresponding to the first pie menu, after the vowel corresponding to the second pie menu is selected, a corresponding KANA character is input by causing the joystick corresponding to the second pie menu to be in the non-operated state.SELECTED DRAWING: Figure 1
Patent JP-2023086403-A (JP)
Title: Manufacturing method of light emission element
Inventor: KAWAGUCHI HIROSHI
IPC: H01L33/20
Filed: 2021-12-10
Abstract: To provide a manufacturing method of a light emission element which is capable of reducing cracks of an insulation film covering a semiconductor structure.SOLUTION: A manufacturing method of a light emission element includes: a step of preparing a structure having a semiconductor structure having a first surface, a second surface, and a side surface, a first insulation film covering the side surface, a second insulation film covering an upper surface of a first surface side of the first surface and the first insulation film, and a substrate facing the second surface; a step of forming a mask on the second insulation film located above the first surface; and a step for removing a part of the second insulation film located around the mask in a top view, and exposed from the mask. In the step for removing the part of the second insulation film, the part of the second insulation film is so removed that an outer edge of the second insulation film is positioned in an area of the first insulation film positioned in the outside of the first surface in a top view.SELECTED DRAWING: Figure 12
Patent JP-2023087985-A (JP)
Title: antenna
Inventor: INAFUNE KOJI
IPC: H01Q21/06
Filed: 2021-12-14
Abstract: To provide a more inexpensive, compact antenna.SOLUTION: Provided is an antenna for transmitting and receiving a wireless signal conforming to a prescribed communication standard that comprises: a metal plate arranged on a circuit board; a first supporting part that connects the metal plate and a feeding point formed on the circuit board to each other, and supports the metal plate; at least one second supporting part that connects the metal plate and a ground formed on the circuit board to each other, and supports the metal plate; and a plurality of extended parts extended from an outer edge of the metal plate toward the circuit board, and formed so as not to be in contact with the circuit board. The plurality of extended parts act as a perturbation element that forms two spatially intersecting exciting modes.SELECTED DRAWING: Figure 6
Patent JP-2022106658-A (JP)
Title: Analysis device
Inventor: MATSUHANA BUNTA
IPC: G01N23/041
Filed: 2021-12-14
Abstract: To provide an analysis device capable of suppressing upsizing of a device.SOLUTION: An analysis device includes a casing 10 in which a sample can be disposed, a detection part 31 provided within the casing, and a first door 20 and a second door 21 that are provided on one surface of the casing in a double-sliding manner, and are each slid along one surface of the casing so as to be overlapped in a thickness direction. The analysis device is configured such that a first opening 41 capable of accessing the inside of the casing is formed in a second direction opposite to a first direction in one surface of the casing when the first door is slid in the first direction in which a part overlapping the second door in a thickness direction increases from a closed state, and is configured such that a second opening 42 capable of accessing the inside of the casing is formed in the first direction on one surface of the casing when the second door is slid in the second direction in which a part overlapping the first door in the thickness direction increases from the closed state.SELECTED DRAWING: Figure 4
Patent JP-2022046558-A (JP)
Title: Method of manufacturing laminated packaging material, packaging material thus obtained, and packaging containers manufactured therefrom
IPC: B32B29/00
Filed: 2021-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a laminated cellulose-based liquid or semi-liquid food packaging material whose manufacturing cost is reduced, a laminated packaging material obtained by the method, and a packaging container made from the packaging material. 
     SOLUTION: There is provided a laminated packaging material comprising: a low-density cellulose spacer layer 11a; an outside module 1B comprising a substrate layer 12a having a print surface; and an inside material module 1C comprising a barrier layer 13a or a barrier coating. 
     SELECTED DRAWING: Figure 1a 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023010526-A (JP)
Title: Method for dealing with fault in fuel cell system
Inventor: CHOI SUNG KYUNG
IPC: H01M8/04664
Filed: 2021-12-16
Abstract: To protect damage to a fuel cell stack due to overheating even in the case where a failure of a component for heat control is detected.SOLUTION: A method for operating a fuel cell system including a fuel cell stack may include operations of: detecting a failure of a first cooling fan that is set to blow exterior air to a first radiator; opening a first valve (20) such that first cooling water that passes via the fuel cell stack flows toward the fuel cell stack; controlling a number of revolutions of a blower (92) of an air conditioning unit (90) to be a maximum level; controlling an opening degree of a second valve (40) according to a cooling degree of the first radiator and a cooling degree of the air conditioning unit; and controlling a number of revolutions of a first pump (30) that is set to pump the first cooling water, to be a maximum level.SELECTED DRAWING: Figure 6