baber/WOPTO huggingface dataset:
Patent JP-2022060338-A (JP)
Title: Semiconductor device
IPC: H01L27/146
Filed: 2022-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device which achieves refinement while inhibiting defects; or to provide a semiconductor device which achieves refinement while maintaining favorable characteristics. 
     SOLUTION: A manufacturing method of a semiconductor device, comprises the steps of: forming a semiconductor layer; forming, on the semiconductor layer, a first conductive layer composed of a single layer; forming a first resist mask on the first conductive layer by using light with a wave length of 365 nm and under; etching the first conductive layer by using the first resist mask to form a second conductive layer having a recess; reducing the first resist mask to form a second resist mask; etching the second conductive layer by using the second resist mask to form a source electrode and a drain electrode, each of which has a projection on a circumference and each projection has a tapered shape; forming, on the source electrode and the drain electrode, a gate insulation layer which contacts a part of the semiconductor layer; and forming a gate electrode at a position which overlaps the semiconductor layer on the gate insulation layer. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022146889-A (JP)
Title: Soil constant estimation device, program and soil constant estimation method
Inventor: UENO KAZUHIKO
IPC: E02D1/04
Filed: 2022-02-17
Abstract: To estimate soil constant with higher accuracy by using data that is not generally used.SOLUTION: In a machine learning stage, a learning model is generated by machine learning with the data group obtained during a cone penetration test as an explanatory variable and a soil constant obtained from the boring survey as an objective variable. Next, as a soil constant estimation stage, this learning model is used to estimate the soil constant at the point where the cone penetration test was performed. The data group obtained during the cone penetration test includes three component data such as cone penetration resistance, circumferential friction resistance, and pore water pressure, and at least one of underground image data obtained by the image data generation device 21 during the cone penetration test, sound wave data measured by a sound wave transmitting/receiving device 22 provided in the cone, and soil data classified based on subsurface image data or subsurface sound wave data.SELECTED DRAWING: Figure 1
Patent JP-2023120817-A (JP)
Title: Stainless member, and method for producing metal wire
Inventor: TAKAHASHI KAZUHISA
IPC: B22D11/00
Filed: 2022-02-18
Abstract: To provide a stainless member that protects a base material from rupture upon contact with molten metal.SOLUTION: One embodiment disclosed herein is a stainless member that includes a base material composed of austenitic stainless steel, and a covering material that is disposed on at least part of a surface of the base material and composed of stainless steel. The covering material has a multiphase structure including a ferrite phase and an austenite phase.SELECTED DRAWING: Figure 4
Patent JP-2023120819-A (JP)
Title: Rotating mechanism and boarding/exiting device equipped with the same
Inventor: YASUNAGA KENICHI
IPC: E02F9/16
Filed: 2022-02-18
Abstract: To provide a rotation mechanism capable of softening the impact applied to a first rotation member and a second rotation member while preventing the attitude of the first rotation member and the second rotation member from unintentionally changing.SOLUTION: In a rotation mechanism 21, a base material 22 is provided with a first regulating portion 37a against which at least one of a first rotating member 29 and a second rotating member 32 is directly or indirectly pressed when the first rotating member 29 and the second rotating member 32 are in the first posture, and a second regulating portion 38a against which at least one of the first rotating member 29 and the second rotating member 32 is directly or indirectly pressed when the first rotating member 29 and the second rotating member 32 are in the second posture. At least one of the first regulating portion 37a and the second regulating portion 38a is configured to be elastically deformed along a pressing direction in which at least one of the first rotating member 29 and the second rotating member 32 is directly or indirectly pressed by the urging force of an urging member 28.SELECTED DRAWING: Figure 6
Patent JP-2023122346-A (JP)
Title: Resin composition, friction body, and writing utensil
Inventor: YASUI MOTOYASU
IPC: C08L23/18
Filed: 2022-02-22
Abstract: To provide a resin composition and a friction body that utilize flexibility and stress relaxation property that are features of a 4-methyl-1-pentene-α-olefin copolymer, where the resin composition reduces a coefficient of static friction and suppresses peeling and damage on a paper surface, when handwriting and drawing are erased by manual friction, on the other hand, promotes heat discoloration by improving a coefficient of dynamic friction, and can obtain excellent erasability to heat-discoloring ink, and a friction body contains the resin composition.SOLUTION: There are provided a resin composition which contains 10-50 pts.mass of a 4-methyl-1-pentene-α-olefin copolymer (A) satisfying a specific requirement, 10-50 pts.mass of a polyolefin-based thermoplastic elastomer (B), 5-30 pts.mass of an ethylene polymer (C), and 0.1-20 pts.mass of a petroleum resin (D) (provided that the total of (A), (B), (C) and (D) is 100 pts.mass); and a friction body containing the resin composition.SELECTED DRAWING: None
Patent JP-2023122440-A (JP)
Title: Roller member, charging member, charging device, process cartridge, and image forming device
Inventor: TAGAWA YUKI
IPC: G03G15/02
Filed: 2022-02-22
Abstract: To provide a roller member which suppresses cracking of a surface layer thereof when continuously turned while being pressed against another object.SOLUTION: A roller member provided herein comprises a conductive elastic layer and a surface layer provided on the conductive elastic layer, the surface layer containing a cross-linked product of a cross-linkable nylon and having a cross-linking degree of 0.3 to 0.7, inclusive, as defined by an expression (1) below, and a thermal degradation index in a range of 2.1 to 2.3, inclusive, as defined by an expression (2) below.SELECTED DRAWING: Figure 1
Patent JP-2022063881-A (JP)
Title: Methods and apparatuses for reducing stray light emission from eyepiece of optical imaging system
IPC: H04N5/64
Filed: 2022-02-24
Abstract: PROBLEM TO BE SOLVED: To provide methods and apparatuses for reducing stray light emission from an eyepiece of an optical imaging system. 
     SOLUTION: An eyepiece for a head-mounted display includes one or more first waveguides arranged to receive light from a spatial light modulator at a first edge, guide at least some of the received light to a second edge opposite the first edge, and extract at least some of the light through a face of the one or more first waveguides between the first and second edges. The eyepiece also includes a second waveguide positioned to receive light exiting the one or more first waveguides at the second edge and guide the received light to one or more light absorbers. 
     SELECTED DRAWING: Figure 5 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023123143-A (JP)
Title: wiring board
Inventor: USAMI KENZO
IPC: H05K1/02
Filed: 2022-02-24
Abstract: To provide a wiring board that can efficiently dissipate heat generated from electronic components.SOLUTION: The wiring board includes: an insulating substrate on which electronic components are mounted; a first wiring arranged on a first surface of the insulating substrate that is on the side of the electronic components and connected to the electronic components; and a second wiring arranged on a second surface of the insulating substrate that is on the opposite side of the first surface of the substrate. The insulating substrate has a non-through via formed in the second surface. At least a portion of the non-through via is constituted of a material having a higher thermal conductivity than the insulating substrate.SELECTED DRAWING: Figure 1
Patent JP-2023124150-A (JP)
Title: Control device for internal combustion engine
Inventor: IDOGAWA MASANAO
IPC: F02D43/00
Filed: 2022-02-25
Abstract: To appropriately execute restart processing of an internal combustion engine.SOLUTION: When a restart condition is satisfied, a control device for an internal combustion engine executes restart processing for controlling a throttle valve to an open state and resuming combustion of fuel in a cylinder. When executing the restart processing, the control device executes detection processing for acquiring downstream pressure detected by a pressure sensor as base pressure. When a cylinder in which fuel is burned first at restart of the internal combustion engine from a state where fuel combustion in the cylinder is interrupted is defined as an initial explosion cylinder, the control device executes calculation processing for calculating a fluctuation amount of the downstream pressure from a time of acquiring the base pressure through the detection processing to a time of closing an intake valve of the initial explosion cylinder. The control device executes estimation processing for estimating the downstream pressure at the time of closing the intake valve of the initial explosion cylinder as estimation pressure on the basis of the base pressure and the fluctuation amount. In the restart processing, on the basis of the estimation pressure estimated through the estimation processing, a fuel injection amount of the initial explosion cylinder is calculated.SELECTED DRAWING: Figure 3
Patent JP-2023124971-A (JP)
Title: electric pump
Inventor: MORITA YASUYUKI
IPC: F04D29/70
Filed: 2022-02-28
Abstract: To inhibit contaminants from entering a bearing to prevent failure in rotation even if the contaminants are mixed in fluid suctioned by an electric pump.SOLUTION: An electric pump 1 includes: a first passage 81 communicating with a high pressure area in a housing 5 and extending to a side opposite to an impeller 4 of a stator core 20; a second passage 82 branched from the first passage 81 and extending to one end of a rotary shaft 24 toward a radial inner side of a motor 2; a third passage 83 communicating with the second passage 82 and extending between the rotary shaft 24 and a bearing 25; and a fourth passage 84 located in the rotary shaft 24. A portion, which is opposite to the impeller 4, of the first passage 81 and the third passage 83 are connected to the fourth passage 84 at the other end part of the rotary shaft 24. The fourth passage 84 communicates with a low pressure area in the housing 5 at the one end of the rotary shaft 24.SELECTED DRAWING: Figure 3
Patent JP-2023053871-A (JP)
Title: Animal repellent composite body for drip irrigation and method for producing same, animal repellent structure for drip irrigation, and method for repelling animal
Inventor: TOZAWA TOMOKAZU
IPC: A01N43/78
Filed: 2022-02-28
Abstract: To provide an animal repellent composite body for drip irrigation and a method for producing the same that can realize high repellent effect of no rodent bites, and to provide an animal repellent structure for drip irrigation, and a method for repelling animal.SOLUTION: Provided is an animal repellent composite body for drip irrigation that includes a substrate, and, on the surface of the substrate, an animal repellent composition containing at least one animal repellent selected from 2-methylthiazole, 2-ethylthiazole, 2-bromothiazole, 4-methylthiazole, 2,4-dimethylthiazole, 2-methyl-2-thiazoline, 2-methylthio-2-thiazoline, 4-methyl-2-thiazoline, 2,4-dimethyl-2-thiazoline, 2,2-dimethylthiazolidine, thiomorpholine, 2,5-dimethyl-2-thiazoline, 5-methyl-2-thiazoline, etc., a thermoplastic resin, and a plasticizer.SELECTED DRAWING: None
Patent JP-2023125243-A (JP)
Title: Silver antibacterial agent, manufacturing method of silver antibacterial agent and silver antibacterial agent processed articles
Inventor: KOBAYASHI TAKESHI
IPC: A01N59/16
Filed: 2022-02-28
Abstract: To provide a silver antibacterial agent capable of carrying or holding silver ions or silver powder onto a carrier in a mechanism and/or a principle different from a conventional silver antibacterial agent, a manufacturing method of a silver antibacterial agent and silver antibacterial agent processed articles.SOLUTION: A silver antibacterial agent includes: an aqueous solvent; a silver hygiene component having silver ions and/or silver nanoparticles dispersed in the aqueous solvent as essential components; and pyroelectric material fine particles composed of a pyroelectric material dispersed in the aqueous solvent. When the aqueous solvent is evaporated, the silver hygiene component is carried or held on a surface of the pyroelectric material fine particles.SELECTED DRAWING: Figure 1
Patent JP-2023057516-A (JP)
Title: Power conversion device, magnetic component, and manufacturing method of power conversion device
IPC: H02M7/48
Filed: 2022-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a power conversion device, a magnetic component and a manufacturing method of the power conversion device which, even in a case with a variation in the size of a winding member, are able to inhibit a variation in the cooling performance of the winding member while inhibiting a device configuration and a manufacturing process from being complicated. 
     SOLUTION: A magnetic component 20 in a power conversion device 100 includes a bobbin 23 that has a rod-shaped central portion 25 and holds a core 21 and a winding member 22. The central portion 25 of the bobbin 23 is configured to protrude from the winding member 22 by a predetermined length L and to come into contact with a cooling member 40 in a state of being inserted into the winding member 22 to penetrate the core 21 having an annular shape. A filler 50 fills a gap between the winding member 22 and the cooling member 40 in a state where the central portion 25 comes into contact with the cooling member 40. 
     SELECTED DRAWING: Figure 6 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2023125605-A (JP)
Title: Radiographic image analysis device, its operation method, and radiographic image analysis program
Inventor: TAKI TOMOKO
IPC: A61B6/00
Filed: 2022-02-28
Abstract: To provide a radiographic image analysis device, its operation method, and a radiographic image analysis program capable of easily measuring a bone quantity with a fixed reference by using a radiographic image.SOLUTION: A radiographic image analysis device 10 acquires an X-ray image 14 obtained by radiographing a subject containing a bone part, acquires a rotation angle of the bone part from a reference position based on the X-ray image 14, and corrects, on the basis of the rotation angle, pre-correction bone quantity information of the bone part obtained by converting a pixel value for each pixel of the X-ray image 14, thereby acquiring bone quantity information of the bone part.SELECTED DRAWING: Figure 1
Patent JP-2023125689-A (JP)
Title: Fixation device of hand wash basin
Inventor: TADA YOSHIYUKI
IPC: A47K1/04
Filed: 2022-02-28
Abstract: To provide an attachment device of a hand wash basin which can support both of attachment at a correct position of the hand wash basin and attachment at the inversion position with one type of bracket.SOLUTION: A fixation device of a hand wash basin is constituted by a combination of a hand wash basin A and a bracket B for fixing the hand wash basin on an installation wall. The hand wash basin A has the symmetrical bottom surface shape on the long axis and a sink part 3 and a water supply part 4 that are in parallel to each other in the left-right direction. Receiver plates 9, 10 in the front-rear direction are provided on the bottom of the water supply part 4. The receiver plates 9, 10 include screw receiving holes on the front side and the rear side thereof. The bracket B includes: a vertical wall 21 for fixation to the wall; and a bearing part which bears and fixes the bottom of the hand wash basin A. The bearing part includes a screw insertion hole at a position selectively corresponding to the screw receiving hole located on the wall side being any of the screw receiving hole on the front side and the screw receiving hole on the rear side of the receiver plates 9, 10 of the hand wash basin A.SELECTED DRAWING: Figure 1
Patent JP-2023128579-A (JP)
Title: beverage container
Inventor: SAKAI HIDEKO
IPC: B65D3/00
Filed: 2022-03-03
Abstract: To provide a beverage container which can secure a sanitation aspect even in a case where a user directly drinks a beverage without using a straw.SOLUTION: A paper-made beverage container has a bottom face part, a first side wall part provided over a whole circumference in a circumference of the bottom face part, a container part 20 having a first opening on an end T1 on a side opposite to the bottom face part in the first side wall part, an upper face part, a second side wall part which is provided over a whole circumference in a circumference of the upper face part, and a lid part 30 having a second opening on an end T2 on a side opposite to the upper face part in the second side wall part, wherein the first side wall part is divided into a first part and a second part, from the bottom face part in a height direction, and the lid part 30 and the second part are fit to each other in a state where the inner peripheral face of the second side wall part and the outer peripheral face of the second part face each other.SELECTED DRAWING: Figure 2
Patent JP-2022067131-A (JP)
Title: Crawler belt type traveling body and traveling device
IPC: B62D55/104
Filed: 2022-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a crawler belt type traveling body that increases stability during traveling of a traveling device. 
     SOLUTION: A crawler belt type traveling body 10 includes: a crawler belt 11; a drive wheel 13 that applies drive force to the crawler belt 11; at least two rolling wheels 15a and 15b disposed below the drive wheel 13; and an auxiliary mechanism 8 provided between the two rolling wheels 15a and 15b and provided with two idlers 18a and 18b (examples of auxiliary wheels). An amount y 0  of push-up of the idler 18a when the idler 18a (an example of one auxiliary wheel) is pushed up in a vertical direction is larger than an amount y 1  of push-down of the idler 18b (an example of the other auxiliary wheel). 
     SELECTED DRAWING: Figure 19 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023131825-A (JP)
Title: Information processing device, control program, and control method
Inventor: MIKAMI TAKASHI
IPC: H04N7/15
Filed: 2022-03-10
Abstract: To provide an information processing device, a control program, and a control method that make it possible to know the state of dialog with a user through a dialog screen, and that make it easy to talk with a user who is a dialog partner.SOLUTION: In an information processing system in which a user-side terminal communicably connects to an operator-side terminal and a server via a network, the operator-side terminal includes a CPU. The operator looks at a dialog screen 200 that is shown to a display device and talks with an avatar image 210 of a user who uses the communicably connected user-side terminal. In a virtual space, there are arranged avatar images 210, 212 that correspond to the user and the operator, respectively, and the position and direction of a virtual camera are controlled in accordance with the state of dialog between the user and the operator, with a dialog screen of a first-person perspective, a third-person perspective seen from diagonal rear, or a third-person perspective seen from the side, displayed.SELECTED DRAWING: Figure 5
Patent JP-2023131870-A (JP)
Title: Semiconductor device
Inventor: OHIRA KAZUYA
IPC: G02B6/42
Filed: 2022-03-10
Abstract: To provide a semiconductor device capable of regulating the holding height of an optical fiber connected with an optical module.SOLUTION: A semiconductor device includes: a substrate; a holding member that is arranged on the substrate and has an optical fiber holding portion and a module placement portion positioned side by side in a first direction; an optical module arranged in the module placement portion and mounted on the substrate; an optical fiber that passes through the optical fiber holding portion and is connected with the optical module; and a first leaf spring and a second leaf spring that are arranged in the optical fiber holding portion and hold the optical fiber therebetween in a direction crossing the first direction.SELECTED DRAWING: Figure 2
Patent JP-2023132098-A (JP)
Title: Method for providing functional water-related product, system for providing functional water-related product, program, and storage medium
Inventor: MATSUZAWA TAMIO
IPC: G06Q30/06
Filed: 2022-03-10
Abstract: To provide a method for providing functional water-related products, a system for providing functional water-related products, a program, and a storage medium contributing to the diffusion of functional water.SOLUTION: The method for providing functional water-related products of the present invention includes steps in which an operation server accepts an order from a user terminal, the operation server transmits product order information to a business terminal, and the operation server accepts receipt information transmitted from the business terminal after the operation server has delivered a functional water-related product. In the method for providing functional water-related products of the present invention, the operation server, the user terminal, and the business terminal are connected through a communication network. The operation server is provided with a product order receiving unit, an order information transmitting unit, and a receipt receiving unit. The program of the present invention is a program for causing a computer to function as the system for providing functional water-related products of the present invention, and the storage medium of the present invention is a computer-readable storage medium recording the program.SELECTED DRAWING: Figure 1
Patent JP-2023132650-A (JP)
Title: Chip carrier and chip processing method
Inventor: MIZOMOTO YASUTAKA
IPC: H01L21/673
Filed: 2022-03-11
Abstract: To provide a technology capable of stably holding a lateral surface of a chip when the chip electrostatically attracted to a chip carrier is separated from the chip carrier.SOLUTION: A chip carrier comprises a carrier substrate, a plurality of electrodes, and an operation terminal. The carrier substrate has a front surface having a plurality of attraction parts each being in contact with a chip to electrostatically attract the chip, and a rear surface opposite to the front surface. The plurality of electrodes are provided on the carrier substrate to individually generate an attraction force for electrostatically attracting the chip for each attraction part. The operation terminal is provided on the carrier substrate so as to be connected with an attraction force control part that controls the attraction force. The front surface of the carrier substrate has a recessed part recessed more than the attraction part on a circumferential edge of each of the plurality of attraction parts.SELECTED DRAWING: Figure 9