baber/WOPTO huggingface dataset:
Patent JP-2023111014-A (JP)
Title: Power transmission device, media transport device, recording device, control method of power transmission device, and control method of media transport device
Inventor: OIZUMI TAKAO
IPC: B65H5/06
Filed: 2022-01-31
Abstract: To solve the problem in which when a clutch is turned on after a motor is started, the backlash of gears disappears, resulting in generation of meshing sound when teeth of the gears mesh with each other.SOLUTION: A power transmission device comprises: a drive source; a power transmission switching unit that can switch between a transmission state in which power of the drive source is transmitted to a driven part and a non-transmission state in which power of the drive source is not transmitted to the driven part; a load switching unit that can switch between a first load state which is a load when driving the driven part, and a second load state in which the load is smaller than the first load state; a control unit that controls the drive source, the power transmission switching unit, and the load switching unit, wherein the control unit switches the power transmission switching unit from the non-transmission state to the transmission state when the load is in the second load state, and then switches the load from the second load state to the first load state by the load switching unit.SELECTED DRAWING: Figure 2
Patent JP-2022123858-A (JP)
Title: Improved occupant monitoring with electrically switched polarization
Inventor: JOHN NOBLE
IPC: H04N5/225
Filed: 2022-02-08
Abstract: To provide: a visible light shutter to selectively block visible light while passing most or all infrared light; a single system which can operate as both a conventional imaging system and a subject monitoring system; and robust eye tracking of a subject under different eyewear conditions.SOLUTION: An imaging system (200) for imaging a scene includes: a camera (106) having an image sensor for capturing images of the scene in both the visible and infrared wavelength ranges; at least one light source (108) configured to emit a beam of light to selectively illuminate the scene with infrared radiation during the image capture by the camera (106); and an electrically controllable filter (203) configured to pass infrared wavelengths to the image sensor and selectively pass or filter visible light received at the image sensor based on a control signal.SELECTED DRAWING: Figure 6
Patent JP-2023115813-A (JP)
Title: Operation restriction determination system, operation restriction determination method, and operation restriction determination program
Inventor: HAMAMOTO AKIRA
IPC: E02F3/43
Filed: 2022-02-08
Abstract: To determine restriction contents on an operation of a work machine based on a type of an attachment provided on the work machine and a status of the work machine.SOLUTION: Restriction information Ir is set in a restriction information setting section 31. The restriction information Ir indicates a relation between work situation information Ib which is information regarding a situation of the work machine 10 and restriction contents on an operation of the work machine 10, for each of a plurality of types of attachments A that can be provided on the work machine 10. A determination section 75 determines restriction contents on an operation of the current work machine 10 based on attachment information Ia acquired by an attachment information acquisition section 22, the work situation information Ib acquired by a work situation information acquisition section 37, and the restriction information Ir.SELECTED DRAWING: Figure 3
Patent JP-2023116269-A (JP)
Title: Concrete product connection member and concrete product
Inventor: MUTO KAZUHIRO
IPC: B28B23/00
Filed: 2022-02-09
Abstract: To provide a concrete product connection member, with respect to a previously installed concrete product, capable of executing a connection operation of mutual concrete products after the installation of a next concrete product from an upper side, and a concrete product buried with the same.SOLUTION: A concrete product connection member 100 comprises: a yoke part 20; a screw rod storage part 30 as a cylindrical body disposed at an arrangement so as to be stood toward a sheet thickness direction of the yoke part 20; and through holes 26A, 28A passing through the yoke part 20 in a position on the same axis line as the central axis of the screw rod storage part 30. Also provided is a concrete product 200 buried with the same.SELECTED DRAWING: Figure 6
Patent JP-2023117702-A (JP)
Title: chimney
Inventor: NAKAMURA NOBUTAKA
IPC: E04H12/28
Filed: 2022-02-14
Abstract: To prevent dew condensation water or rainwater from leaking to the outside from an inspection port at a chimney with the inspection port.SOLUTION: An inspection port 20 is formed at a peripheral wall 11 below a chimney body 10 of a chimney 1. A lower inner surface 20b of the inspection port 20 has a downward gradient to the inside of the chimney body 10.SELECTED DRAWING: Figure 4
Patent JP-2023111792-A (JP)
Title: Laser light (beam) snow melting machine
Inventor: KUSUMI TOSHIO
IPC: E01H5/10
Filed: 2022-01-30
Abstract: To solve the problem in which since snowy districts such as Hokuriku, Tohoku, and Hokkaido districts use huge money for removing snow due to snow damage and enormous snowfall every winter, their finance is tight and their administrative services are obstructed every year.SOLUTION: The present invention relates to a mechanism that melts snow with a heated steel plate instantly using laser light (beam) for heating steel so as to be high temperature by oscillating the laser light (beam) and exposing the laser light (beam) to the steel plate.EFFECT: By removing snow with snow melting using the laser light (beam) and reducing the number of snow removers considerably, labor cost and dump trucks or the like used for dumping snow are not needed and also a snow dump is not needed. Since the laser beam snow melting machine can remove snow while melting snow on the spot and flowing the same to a side drain, the snow dump is not needed. In addition, when removing snow in the streets or the suburbs, melted snow water is reserved in a pulling storage tank and then flown and dumped to an outer river or a side drain. The laser beam snow melting machine is a novel and world-class machine.SELECTED DRAWING: Figure 1
Patent JP-2022186587-A (JP)
Title: Box-shaped sandbag for stacking, and method for constructing structure using box-shaped sandbag for stacking
Inventor: MORITA HISAKO
IPC: E02D17/18
Filed: 2022-02-21
Abstract: To provide a box-shaped sandbag for stacking in which a connection part in a vertical direction of the box-shaped sandbag for stacking to be stacked is reinforced, and a method for constructing a structure using the box-shaped sandbag for stacking.SOLUTION: A box-shaped sandbag 100 for stacking has a space S filled with a content formed therein and constructs a structure by being stacked. The box-shaped sandbag 100 for stacking has rectangular wire mesh parts 111 and 123, and includes a plurality of side walls 110 and 120 for partitioning the periphery of the space S. At least a part of the plurality of side walls 110 and 120 has upper edge part reinforcing materials 113 and 125 having flat parts welded along the upper edges of the wire mesh parts 111 and 123, and lower edge part reinforcing materials 114 and 126 having flat parts welded along the lower edges of the wire mesh parts 111 and 123.SELECTED DRAWING: Figure 1
Patent JP-2023122018-A (JP)
Title: Signal processor, signal processing program and signal processing method
Inventor: FUJIEDA MASARU
IPC: G10L21/0364
Filed: 2022-02-22
Abstract: To reduce distortion of a signal, which is caused by a voice enhancement technique, without requiring pair data of a voice signal including distortion and a correct signal without distortion, which corresponds to the voice signal.SOLUTION: The present invention relates to a signal processor. The signal processor includes distortion correction means for correcting distortion of an input signal on which non-linear voice emphasis processing is performed by using a deep neural network. The deep neural network includes a learning model learned by a framework of generative adversarial networks using a generator and an identifier.SELECTED DRAWING: Figure 1
Patent JP-2023122798-A (JP)
Title: Method for producing martensitic precipitation hardening stainless steel and martensitic precipitation hardening stainless steel product
Inventor: SASAKI RYO
IPC: C21D8/00
Filed: 2022-02-24
Abstract: To provide a method for producing a martensitic precipitation hardening stainless steel excellent in a balance between 0.2% proof stress and toughness upon applying aging treatment conditions with a high aging treatment temperature, and a product produced thereby.SOLUTION: There is provided a method for producing a martensitic precipitation hardening stainless steel in which a heat treatment stock having a composition of a martensitic precipitation hardening stainless steel is subjected to solution treatment and aging treatment so as to be a heat-treated material. In the solution treatment, the heat treatment stock is heated at 1,020 to 1,080°C so as to be held, and then rapidly cooled. In the aging treatment, the heat treatment stock is heated at 570 to 630°C so as to be held and then subjected to a first cooling step of cooling the same at the average cooling rate of 50°C/h or less from 300 to 500°C and a second cooling step of cooling the same at the average cooling rate of air cooling or more subsequently to the first cooling step. Also provided is a product produced by this production method.SELECTED DRAWING: Figure 1
Patent JP-2023122814-A (JP)
Title: Current business reproduction device, future scenario evaluation device and business design support system with these devices
Inventor: WATABE JUNYA
IPC: G06Q10/04
Filed: 2022-02-24
Abstract: To provide a device for proposing appropriate business measures according to a situation by reflecting a business environment that changes daily to evaluate an effect and a risk of a business design.SOLUTION: A current business reproduction device 101 includes a data acquisition unit 103 for acquiring business log data, a simulation unit 105 for creating virtual log data from a simulation using a current business scenario generated by the business log data, and a log accumulation and comparison unit 106 for comparing an accumulation and statistic value of the business log data with an accumulation and statistic value of the virtual log data to calculate difference (confidence level). A future scenario evaluation device 102 includes a simulation unit 111 for generating and performing a simulation model by using a future scenario created by considering a disturbance pattern or a measure pattern and the current business scenario, and a scenario evaluation unit 113 for calculating KPI from the simulation model, and evaluation the future scenario.SELECTED DRAWING: Figure 1
Patent JP-2023124687-A (JP)
Title: Electric tool
Inventor: TSUJIMOTO NAOKI
IPC: H02P25/024
Filed: 2022-02-25
Abstract: To provide an electric tool capable of precisely calculating a tightening torque value generated on a tip tool.SOLUTION: An electric tool 1 includes: a motor 2; a transmission mechanism 4 that transmits rotation of the motor 2 to a holder unit 3 that holds a tip tool 31; and a motor control unit 5 that controls the motor 2 to stop rotation. The motor 2 has a rotor 21 equipped with magnets configured so as to rotate and multiple magnetic sensors 24 for detecting the rotation angle of the rotor 21. The number of the multiple magnetic sensors 24 is larger than the number of phases of the coil 23. The motor control unit 5 has a torque detection unit 51 that detects the motor torque value transmitted to the holder unit 3 from the motor 2, and a stop control unit 52 that controls the motor 2 to stop the rotation of the motor 2 based on the motor torque value. The electric tool 1 further includes a calculation unit 6 that calculates the inertial force of at least one of the rotor 21 and the transmission mechanism 4 based on the detection result of the multiple magnetic sensors 24 after the stop control unit 52 starts the stop control.SELECTED DRAWING: Figure 1
Patent JP-2023125076-A (JP)
Title: Irrigation system and control device
Inventor: HIRONO YUSUKE
IPC: A01G25/02
Filed: 2022-02-28
Abstract: To provide an irrigation system and control device that can perform irrigation with less negative impact in the event of a problem during irrigation.SOLUTION: A first water supply valve controls the pressure of water supplied from one end of a distribution tube 136 to control the amount of water from the through hole of the distribution tube. A second water supply valve controls the pressure of water supplied from the other end side of the distribution tube 136 to control the amount of water from the through hole of the distribution tube. A first abnormality sensor detects an abnormal state of water supply from one end of the distribution tube. A second abnormality sensor detects an abnormal state of water supply from the other end side of the distribution tube. A control device controls valve opening degrees of the first water supply valve and the second water supply valve when an abnormal state is detected by the first abnormality sensor or the second abnormality sensor. The control device closes the water supply valve that controls water supply from the side where the abnormal state is detected, and opens the water supply valve that controls water supply from the side where the abnormal state is not detected.SELECTED DRAWING: Figure 17
Patent JP-2022140332-A (JP)
Title: Broadcast transmitter and broadcast receiver
Inventor: NISHIMURA SATOSHI
IPC: H04N21/2389
Filed: 2022-03-01
Abstract: To efficiently transmit a partially scrambled content in a digital broadcasting system using MMT.SOLUTION: A broadcast transmitter 100 for a digital broadcasting system using MMT as a multiplexing method includes scrambling means 140 for performing scrambling on a scramble portion as a scrambling target when the scramble portion is contained in a sub sample extracted from a video or audio broadcast content stream, and multiplexing means 150 for arranging scrambling range information including length information of each of division ranges stored in a payload of an MMTP packet out of a scramble portion and a non-scramble portion in a header portion of the MMTP packet when a sub sample containing a scrambled scramble portion and a non-scrambled non-scramble portion is stored in the payload of the MMTP packet.SELECTED DRAWING: Figure 2
Patent JP-2022066339-A (JP)
Title: Game machine
IPC: A63F7/02
Filed: 2022-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a game machine capable of improving a design property, while improving accuracy and workability of replacement of a game member. 
     SOLUTION: A Pachinko machine 10 includes: a game area to which game balls shot by shooting means are guided; and a plurality of game members provided in the game area. Further, the Pachinko machine includes a board surface replacement unit to which a prescribed game member is fitted to a base part constituting a part of a game board. The board surface replacement unit is provided adjacent to the specific game member that is disposed to penetrate through an opening part formed on the game board. The base part includes a fitting part fitted to the specific game member using a fitting member, and a positioning object part that comes into contact with a positioning part formed on an inner peripheral surface of a base-part opening part of the game board and is positioned in the longitudinal direction. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023131242-A (JP)
Title: hot water system
Inventor: ONO MASARU
IPC: H04Q9/00
Filed: 2022-03-09
Abstract: To provide a hot water system with which it is possible to carry out appropriate communication with the outside, without having to increase the capacity of a power supply device.SOLUTION: The hot water system comprises a hot water apparatus, and a relay device that relays communication between the hot water apparatus and external wireless communication devices. The hot water apparatus includes a power supply device that supplies electric power to an electric load of the hot water system. The relay device is connected by wire to the power supply device via an electric power line, operates by the electric power supplied from the power supply device through the electric power line, is configured to perform wire communication with the hot water apparatus via the electric power line and also perform wireless communication with the external wireless communication devices, arbitrates the timing of next wireless communication between the external wireless communication devices and itself, and transmits information regarding the timing of the next wireless communication to the hot water apparatus. The hot water apparatus controls the electric load so that the current consumption of the hot water system does not exceeds a reference value on the basis of the information regarding the timing of the next wireless communication.SELECTED DRAWING: Figure 2
Patent JP-2023133698-A (JP)
Title: Waste liquid recovery container and waste liquid recovery device
Inventor: OKAYASU SHIN
IPC: A61M1/00
Filed: 2022-03-14
Abstract: To provide a waste liquid recovery container for recovery of a waste liquid such as urine, the container facilitating a disposal work of the waste liquid without increase in risk of causing cross infection.SOLUTION: A waste liquid recovery container 10 for recovering a waste liquid from a waste liquid accumulation part made of a container or a bag for accumulating a waste liquid from a person or an animal comprises: a container 6 having an introduction part 13 for introducing a waste liquid to be recovered; and a connection tube 7 fitted to the introduction part 13 detachably. Fitting the connection tube 7 to a discharge part 5a of a waste liquid accumulation part 5 makes it possible to recover the waste liquid from the waste liquid accumulation part 5 to the container 6.SELECTED DRAWING: Figure 2
Patent JP-2022078278-A (JP)
Title: Cloth-reinforcing composition
IPC: D06M13/144
Filed: 2022-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a cloth-reinforcing composition that exhibits improved freeze-melt stability and provides advantage of softening desired by a consumer, as well as its manufacture and a use method. 
     SOLUTION: A cloth-reinforcing composition like this contains 3 to 20% of tertiary ammonium ester cloth-softening active substance,0.01 to 30% of alcohol, a branched ethoxylated non-ionic surfactant, and 0.1 to 10% of a perfume, in which a ratio of the tertiary ammonium ester softening active substance to the non-ionic surfactant is 1:1 to 7:1. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022141608-A (JP)
Title: Method and system for operating variable frequency independent speed motor in extended speed range
Inventor: GAO LIJUN
IPC: H02P27/06
Filed: 2022-03-14
Abstract: To provide operating a VFIS motor-generator in an extended speed range for both driving and regenerative modes.SOLUTION: A system 100 may further include a first power conditioner 104 coupled to a set of stator windings 218 of a VFIS motor-generator 102, and a second power conditioner 106 that is distinct from the first power conditioner 104 and coupled to a set of primary windings 226 of a high-frequency transformer 224, where a set of secondary windings 228 of the high-frequency transformer 224 is coupled to a set of rotor windings 222 of the VFIS motor-generator 102. A method may include providing a first power signal to the set of stator windings 218. The method may further include generating a second power signal at the second power conditioner 106 for driving the set of rotor windings 228, where a shaft speed of the VFIS motor-generator 102 is based on a difference between a first frequency of the first power signal and a second frequency of the second power signal.SELECTED DRAWING: Figure 2
Patent JP-2023137018-A (JP)
Title: beverage extraction equipment
Inventor: MOCHIDA YUKIHIDE
IPC: A47J31/06
Filed: 2022-03-17
Abstract: To reduce extraction cost by lowering the used amount of a paper filter incidental to the extraction of beverages.SOLUTION: A piece of beverage extraction equipment includes: a nearly cylindrical cylinder 341; a filter block 343 which is provided in a manner that can be raised and lowered in a mode of close proximity to and separation from the cylinder 341; and a paper roller part 40 which holds the paper filter 392 drawn from the filter 39 in a manner that extends between the cylinder 341 and the filter block 343, and which makes the paper filter 392 come out from the filter roll 39 in the case of normal rotation driving, The extraction equipment 30 extracts coffee, with ground coffee beans and hot water put in the cylinder 341 in which a lower face opening 341a is closed through the paper filter 392 by the raising filter block 343. The paper roller part 40, in the event that the filter block 343 descends, after extraction slag K produced by extraction is discharged through the normal rotation driving, makes inverse rotation driving to loosen the paper filter 392.SELECTED DRAWING: Figure 35
Patent JP-2023138878-A (JP)
Title: Semiconductor chip and semiconductor device
Inventor: MINAMIKAWA KAZUO
IPC: H01L29/78
Filed: 2022-03-21
Abstract: To provide a highly reliable semiconductor chip.SOLUTION: A semiconductor chip includes: a semiconductor substrate having a plate upper surface and having a first region and a second region which are arranged in a first direction parallel to the substrate upper surface; first wiring provided on the substrate upper surface in the first region; second wiring provided below the substrate upper surface in the second region and having an upper surface being below a lower surface of the first wiring; and a first insulating film provided on the second wiring so as to be separated from the first wiring.SELECTED DRAWING: Figure 1
Patent JP-2022079544-A (JP)
Title: Induction of pancreatic β cells by stem cell differentiation with RNA
IPC: C12N15/12
Filed: 2022-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a novel method of inducing or producing pancreatic β cells from human induced pluripotent stem cells with unprecedented efficiency and functionality. 
     SOLUTION: The core of the invention is the use of experimentally discovered mRNAs at multiple critical differentiation decision points along a pluripotent to mesendoderm to endoderm to pancreatic endocrine cells to pancreatic β cells pathway in a previously unknown manner. The present disclosure provides methods for inducing stem cell differentiation by modulating cell growth kinetics and associated parameters, so that specific combination of cell density, reagent concentrations, and combinations of mRNAs are used to control the direction of the differentiation/induction. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT