baber/WOPTO huggingface dataset:
Patent JP-2023102490-A (JP)
Title: Detection device, method, program and conveyance system
Inventor: ISOGAWA KENZO
IPC: G01B11/00
Filed: 2022-01-12
Abstract: To improve separation performance on articles.SOLUTION: A detection device according to an embodiment comprises: an acquisition unit; a determination unit; and a detection unit. The acquisition unit acquires height information of a plurality of points on a subject. The determination unit determines whether or not there are one or more steps at a height equal to or greater than a predetermined height from a reference in the subject, on the basis of the height information. The detection unit detects that the subject is in a state in which a plurality of articles overlap, when the number of steps is more than or equal to a first threshold value.SELECTED DRAWING: Figure 1
Patent JP-2022169427-A (JP)
Title: Medical data authentication system, medical data authentication method, and computer program product therefor
Inventor: HO YEN-YI
IPC: G16H10/00
Filed: 2022-01-13
Abstract: To provide a medical data authentication system which is capable of authenticating related medical data and can be applied to blockchain related techniques.SOLUTION: In a medical data authentication system 1, a data generation module 11 is used to generate medical data. A signature module 21 receives the medical data and makes computation based on the medical data to obtain a medical digital signature. A blockchain establishment module 22 is electrically connected to the signature module 21 and is configured to upload the medical digital signature to a medical blockchain. An authorization code generation module 23 obtains the medical digital signature from the medical blockchain to generate a corresponding authentication code.SELECTED DRAWING: Figure 1
Patent JP-2023103689-A (JP)
Title: Intake/exhaust system of engine
Inventor: KUGE TAKAHIRO
IPC: F02M35/104
Filed: 2022-01-14
Abstract: To suppress discharging of unburned fuel.SOLUTION: An intake/exhaust system 1 of an engine 100 includes an intake flow passage 200, a plurality of branch flow passages 202 connecting each of a plurality of combustion chambers 108 of the engine 100 having a plurality of cylinders to the intake flow passage 200 and provided with fuel injection valves, and a connection flow passage 500 connecting the branch flow passages 202 different from each other.SELECTED DRAWING: Figure 1
Patent JP-2023103862-A (JP)
Title: Acoustic device, headrest acoustic unit, and chair
Inventor: SUGA MASAHARU
IPC: B60N2/879
Filed: 2022-01-14
Abstract: To provide an acoustic device which can inhibit sound leakage to a surrounding area easily, and to provide a headrest acoustic unit and a chair.SOLUTION: An acoustic device includes: speakers 34 each of which can change a sound reaching range; and a shield member 4 which is attached to a chair 1, is provided at the opposite side of the speakers 34 across a seating part 12 of the chair 1 in a plan view, and can shield sound of the speakers 34 in each of the sound reaching ranges which can be changed in the speakers 34.SELECTED DRAWING: Figure 2
Patent JP-2023111100-A (JP)
Title: Movement speed measuring device
Inventor: KATAYAMA RYOICHI
IPC: G01P3/42
Filed: 2022-01-31
Abstract: To measure a movement speed from the revolution of a roller with high accuracy, without lowering durability.SOLUTION: The present invention comprises: an acceleration detection unit (120) for detecting the acceleration of orthogonal two axes and attached to the rotating region of a roller (110) to be measured; and a computation unit (140) for finding a movement speed from the detection result of the acceleration detection unit (120). The acceleration detection unit (120) allocates the radial and circumferential directions of the roller (110) to the two axes and detects radial and circumferential accelerations. The computation unit (140) calculates the rotation angle of the roller from the radial and circumferential accelerations, differentiates the rotation angle to calculate an angular speed, and calculates the movement speed of the roller (110) from the diameter and angular speed of the roller (110).SELECTED DRAWING: Figure 1
Patent JP-2022118721-A (JP)
Title: Indium phosphide substrate and semiconductor epitaxial wafer
IPC: H01L21/20
Filed: 2022-01-31
Abstract: PROBLEM TO BE SOLVED: To provide an indium phosphide substrate and a semiconductor epitaxial wafer in which generation of a concave defect is suppressed. 
     SOLUTION: An indium phosphide substrate has no concave defect which has a diameter of 20 μm or more and is detected with a topography channel on at least one surface thereof processed with mirror polishing and having a diameter of 100 mm or less, when irradiated and inspected with a laser beam having a wavelength of 405 nm in the manner of a S-polarized light. 
     SELECTED DRAWING: Figure 2 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023114214-A (JP)
Title: Throttle device of engine
Inventor: KAWAMOTO YOSHINOBU
IPC: F02D9/00
Filed: 2022-02-04
Abstract: To provide a throttle device of an engine capable of fixing an excitation conductor to a throttle valve at a predetermined phase angle, eliminating the need of a holder or an excitation conductor portion of a complicated shape, and preventing erroneous detection due to heat or vibrations.SOLUTION: A throttle device 1 is equipped with a throttle sensor 10 that has an excitation conductor at an end portion of a throttle shaft 4, and a substrate 13 equipped with a magnetization conductor 15 opposite to the excitation conductor and a signal detection conductor 16. The throttle device 1 is further equipped with an excitation conductor portion 14 that is formed by non-magnetic material and is disposed oppositely to the circuit substrate 13. The excitation conductor portion 14 is equipped with a cylinder portion 14a along an axis of a throttle shaft 4, a plane portion 14b extending from an end portion of the cylinder portion 14a, a bottom portion 14c opposite to the plane portion 14b, and a rotation regulating hole 14e bored on the bottom portion 14c. A rotation regulating projecting portion 4a formed at an end portion of the throttle shaft 4 and the rotation regulating hole 14e of the excitation conductor portion 14 are fitted with each other, and the rotation regulating projecting portion 4a projects out into the cylinder portion 14a of the excitation conductor portion 14.SELECTED DRAWING: Figure 7
Patent JP-2023114621-A (JP)
Title: Printing system, and printer
Inventor: OE KENICHI
IPC: B41J2/175
Filed: 2022-02-07
Abstract: To provide a technique capable of specifying a cartridge generating an error.SOLUTION: A printer of a printing system determines that a cartridge not detecting a response signal in first determination processing and second determination processing out of a first cartridge, a second cartridge, a third cartridge and a fourth cartridge generates an error.SELECTED DRAWING: Figure 23
Patent JP-2023114763-A (JP)
Title: Electronic apparatus, image forming device, and control method
Inventor: OKAMURA HISASHI
IPC: G03G21/00
Filed: 2022-02-07
Abstract: To provide an electronic apparatus, an image forming device, and a control method capable of reducing downtime of the device.SOLUTION: An electronic apparatus includes: a detection part 111 for detecting a voltage divided by a thermistor R2 arranged in an MFP1 and a resistor R1 for pulling up to a predetermined voltage; a determination part 112 for determining at least a state of wiring connected to the thermistor R2 based on the voltage detected by the detection part 111; and a control part 113 for switching control of the MFP1 according to a determination result of the determination part 112.SELECTED DRAWING: Figure 2
Patent JP-2022068882-A (JP)
Title: Power storage element
IPC: H01M50/477
Filed: 2022-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a high-reliability power storage element, the power storage element comprising an electrode body which is formed by winding a pole plate around, and a container in which the electrode body is stored. 
     SOLUTION: A power storage element 10 comprises an electrode body 400, a container 100, and an auxiliary member 50 disposed between an inner surface of the container 100 and the electrode body 400. The auxiliary member 50 includes: a third support part 63 which is disposed laterally in a width direction of a cross section of the electrode body 400 orthogonal to a direction of a winding axis W; a protrusion 81 which is provided in the third support part 63 and presses a flat part 405 of the electrode body 400, the protrusion 81 being disposed in a state where a flat portion of the third support part 63 is positioned in a while circumference of the protrusion 81, in a view in a protruding direction of the protrusion 81; and a regulation part 70 which is disposed laterally in a longitudinal direction of the cross section of the electrode body 400 orthogonal to the direction of the winding axis W. The flat portion of the third support part 63 is provided continuously from the protrusion 81 to an end edge of the third support part 63 in the whole circumference of the protrusion 81 in the view in the protruding direction of the protrusion 81. 
     SELECTED DRAWING: Figure 5 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023117311-A (JP)
Title: Water floating body, control method and control device for water floating body
Inventor: FURUSAWA YOSUKE
IPC: B63H25/04
Filed: 2022-02-10
Abstract: To provide a water floating body improving safety during autonomous navigation or remote operation.SOLUTION: A water floating body capable of autonomous navigation includes an operation unit provided on the water floating body and operated to maneuver the water floating body, a navigation unit for generating propulsion force and having the water floating body navigated in the desired direction, a communication unit for communicating with an operation terminal, a control unit to control the navigation unit to have the water floating body carry out autonomous navigation, the control unit stops autonomous navigation when an operation signal from one of the operation unit and the operation terminal during autonomous navigation and the water floating body controls the navigation unit based on the operation signal with high priority regarding respective operation signals of the operation unit and the operation terminal.SELECTED DRAWING: Figure 1
Patent JP-2023118620-A (JP)
Title: Barrier laminate and package
Inventor: FURUYA SHUNSUKE
IPC: B32B27/32
Filed: 2022-02-15
Abstract: To provide a barrier laminate having a stretched substrate primarily composed of polyolefin, and a sealant layer primarily composed of polyolefin, the barrier laminate having excellent oxygen barrier property and flavor holding property.SOLUTION: A barrier laminate has at least a stretched substrate, a barrier coat layer, and a sealant layer. The stretched substrate is primarily composed of polyolefin. The barrier coat layer contains polyhydroxy urethane resin. The sealant layer is primarily composed of polyolefin.SELECTED DRAWING: None
Patent JP-2023119834-A (JP)
Title: Scaled search instrument
Inventor: TERAMOTO ATSUSHI
IPC: A61B17/00
Filed: 2022-02-17
Abstract: To provide a scaled search instrument capable of accurately measuring an area of an affected part.SOLUTION: A scaled search instrument 1 includes: a probe part 2; an outer cylinder part 3 freely movably supporting the same in an advancing/retreating direction; a support part 5 where the cylinder part is fixed; and a slide part 7 which is fixed to a rear end part of the probe part 2 and configures in the support part 5 an operation part 8 for sliding the probe part. The probe part 2 is provided with a linear end part 9; a base end side part 10 extending in the advancing/retreating direction; and a bending part 11 which is provided between end parts, bends so that the end part 9 makes 90° with respect to the end base side part 10 when no load is added, and can deform linearly when load is added. The end part 9 is provided with a first scale 12.SELECTED DRAWING: Figure 1
Patent JP-2022067101-A (JP)
Title: Method, data structure and program
IPC: G06N99/00
Filed: 2022-02-22
Abstract: PROBLEM TO BE SOLVED: To reduce the load and time necessary for solving an optimization problem. 
     SOLUTION: A method according to the present disclosure is a method pertaining to a process for converting a mathematical optimization problem into an object program for a mathematical programming problem. A processor stores, in each of objects, information on each of elements decomposed for each of the elements constituting a numerical formula representing a mathematical model corresponding to the mathematical optimization problem, and holds each of the objects in association with each other by means of node-point nodes while setting a tree structure in which the object corresponding to the mathematical model is a root node and the object pertaining to each of the elements of the decomposed numerical formula is a leaf node. 
     SELECTED DRAWING: Figure 3 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023123116-A (JP)
Title: fuel cell stack
Inventor: AONO HARUYUKI
IPC: H01M8/0267
Filed: 2022-02-24
Abstract: To provide a fuel cell stack in which side flow of cooling medium can be suppressed.SOLUTION: A fuel cell stack is formed by laminating a plurality of single cells 90 each comprising an MEA (Membrane Electrode Assembly), a first separator 30, and a second separator 40. The first separator 30 has first protruding portions 50 abutting on the second separator 40 of the other single cell 90 adjacent to the concerned single cell 90. A plurality of the first protruding portions 50 are provided outside an outside groove flow channel and arranged in a second direction Y. The second separator 40 has a plurality of second protruding portion 60 abutting on the first protruding portion 50. A second recessed portion 62 is provided at a center portion in the second direction Y, of a distal end portion 61 of each second protruding portion 60. A length L of the second recessed portion 62 is larger than a width W1 of the first protruding portion 50. A distal end portion 51 of each first protruding portion 50 is located in the second recessed portion 62.SELECTED DRAWING: Figure 3
Patent JP-2023127767-A (JP)
Title: liquid discharge device
Inventor: SHIOZAWA YU
IPC: B41J2/14
Filed: 2022-03-02
Abstract: To simultaneously perform driving of a discharge section and detection of a change in a pressure of liquid in the discharge section.SOLUTION: A liquid discharge device includes: a flow passage substrate which has one or more pressure chambers, an absorption chamber absorbing vibration of liquid propagated from the pressure chambers, and a nozzle connected to the pressure chambers so as to discharge liquid; a diaphragm laminated on the flow passage substrate; a first piezoelectric element which is provided at a position overlapping the pressure chambers viewed from a lamination direction with respect to a first surface to be a surface on an opposite side of a side where the pressure chambers exist of the diaphragm and the first piezoelectric element which vibrates the diaphragm and applies a pressure to liquid in the pressure chambers; a second piezoelectric element which is provided at a position overlapping the absorption chamber with respect to the first surface of the diaphragm and the second piezoelectric element which absorbs at least a part of vibration of liquid propagated from the pressure chamber due to deformation; and a pressure detection section which detects the pressure of liquid in the absorption chamber on the basis of electromotive force of the second piezoelectric element.SELECTED DRAWING: Figure 3
Patent JP-2023118021-A (JP)
Title: pet toilet
Inventor: IWASHITA YOSHITAKA
IPC: A01K1/01
Filed: 2022-02-12
Abstract: To solve problems of time and effort for cleaning, in a pet toilet for which excretion on a water absorption sheet is premised, problems of excretion by a pet before entering an excretion position, which results in dirt on the floor and the toilet with excrement leaked from the ends and gaps of the water absorption sheet.SOLUTION: The outer periphery of a toilet is surrounded by a toilet periphery 1 having a suitable height and width on which a pet can get over when the paws are caught thereby in the entry. The toilet periphery 1 is composed of an elastic structural member that is deformed when a pet catches the paws and that returns to the original shape when the paws are off. The surface is covered with a waterproof sheet. The water absorption sheet 4 is laid out in a manner covering the entire inside of the toilet including the upper face of the toilet periphery 1. The end of the water absorption sheet 4 is fastened by a water absorption sheet fastening structure 5 which is provided in the toilet periphery 1. The toilet periphery 1 is designed as a block construction and is made effective for the reduction of time and effort for cleaning dirt and for the purpose of desiring change in the size and structure of the toilet. Even if a gap is caused by a shift of position of the water absorption sheet 4, the toilet 8 is installed in a manner that no floor gets dirty.SELECTED DRAWING: Figure 9
Patent JP-2022066462-A (JP)
Title: Fixture
IPC: E06B1/04
Filed: 2022-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a fixture capable of reliably closing a sash in a hidden ridge structure, and capable of pulling the sash without touching the door end ridge when closing the sash. 
     SOLUTION: The fixture includes a frame body composed of four sides and a sash 3 disposed slidably in left and right directions within the frame body. In the fixture, a door end ridge 33 of the sash 3 is hidden in an opening frame 20 of the frame body when the sash 3 is fully closed. The fixture is provided with a damper unit 6 for pulling the door end ridge 33 toward the vertical frame. In the fully closing operation of the sash 3, the pull-start point of the sash 3 by the damper unit 6, is a point right before a point of overlapping a region where the door end ridge 33 is hidden in the vertical frame in the closing direction of the sash 3 when the sash 3 is fully closed. 
     SELECTED DRAWING: Figure 15 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022140367-A (JP)
Title: Uv curing device, substrate processing facility, and substrate processing method
Inventor: YANG SUNG HUI
IPC: B05C11/00
Filed: 2022-03-08
Abstract: To provide a UV curing device which enables reduction of processing time of a substrate to improve productivity, and to provide a substrate processing facility and a substrate processing method.SOLUTION: A substrate processing method includes: a step in which a substrate G to which a photo-curable substance is applied is prepared; a step in which the substrate is placed on a substrate support base 110; a step in which a substrate processing space S is formed above the substrate and between a body of a UV curing device and an area of a part of the substrate; a step in which an inert gas atmosphere is formed at the processing space; and a step in which UV light is radiated in the processing space in which the inert gas atmosphere is formed. The processing space of the substrate is locally formed above the substrate to improve substrate processing efficiency.SELECTED DRAWING: Figure 2
Patent JP-2023132460-A (JP)
Title: Waveguide substrate, optical module, and method for manufacturing optical module
Inventor: OTSUKA KYOKO
IPC: G02B6/12
Filed: 2022-03-11
Abstract: To provide a waveguide substrate or the like that makes it possible to suppress a decrease in accuracy in bringing an optical element into alignment with a waveguide substrate without widening a width of the waveguide substrate.SOLUTION: A waveguide substrate includes: sheet-like cladding; a core extending in a first direction with the periphery surrounded by the cladding; a first region that is disposed on one end side in the first direction of the cladding and used for mounting a first optical element; a second region that is disposed on the other end side in the first direction of the cladding and used for mounting a second optical element; a first mirror that, inside the first region, reflects light having been propagated through the core between the first region and the second region, in a direction perpendicular to a first main surface of the cladding; a second mirror that is adjacently disposed on the one end side of the first mirror and, inside the first region, reflects light having been propagated through the core on a side closer to the one end side than the first region, in a direction perpendicular to the first main surface of the cladding; and a third mirror that, inside the core, reflects light made incident on the cladding from the first main surface toward the second mirror.SELECTED DRAWING: Figure 12
Patent JP-2023132955-A (JP)
Title: Automatic bagging system of commodities, control method, and management server
Inventor: KUSHIDA HIROMI
IPC: G06Q30/06
Filed: 2022-03-11
Abstract: To realize the application of preferred bagging/packing methods from the individual customer's point of view, for example, in systems and devices that automatically perform everything from reading commodity information to bagging/packing commodities purchased by customers at commercial facilities such as supermarkets.SOLUTION: For example, an automatic bagging system of commodities includes: a customer information acquisition unit configured to acquire information about customers; a commodity reading unit configured to read information about commodities purchased by the customers; a calculation unit configured to refer to the information about the commodities purchased by the customer and, if there are request items from the customers in a database, to determine the placement of the commodities when packing the commodities with reference to the request items; a storage execution unit configured to pack the commodities in accordance with the determination of the calculation unit; a customer evaluation unit configured to obtain customer feedback regarding commodity bagging; and the database for storing a content of the feedback in association with the information about the customers.SELECTED DRAWING: Figure 1
Patent JP-2022066598-A (JP)
Title: Game machine
IPC: A63F7/02
Filed: 2022-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a game machine capable of providing a comfortable game without causing variance of performance contents from occurring. 
     SOLUTION: A change lottery of display colors of respective character indications Se1 to Se3 in an MPU 221 of a sound lamp control device 113 is won and a "red color" is under selection, "at the time of occurrence of a ready-to-win" is selected regarding a lottery of change timing of display colors of the respective character indications Se1, Se2, and further the change performance is "losing display", thus indicating that a display color of a fixed form phrase indication Se3 is corrected (modified) to a "white color". 
     SELECTED DRAWING: Figure 64 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022069555-A (JP)
Title: Oxysterols and methods of use thereof
IPC: A61P37/06
Filed: 2022-03-14
Abstract: PROBLEM TO BE SOLVED: To provide oxysterols and methods of use thereof. 
     SOLUTION: The present invention provides compounds according to a Formula (I) in the figure and pharmaceutically acceptable salts thereof, and pharmaceutical compositions thereof. In the formula, R 2 , R 3 , R 4 , R 5  and R 6  are as defined herein. Compounds of the present invention are expected to be useful for prevention and treatment of a variety of conditions. NMDA receptors are heteromeric complexes comprising NR1, NR2 and/or NR3 subunits, and possess distinct recognition sites for exogenous and endogenous ligands. These recognition sites include binding sites for glycine, and glutamate agonists and modulators. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT