baber/WOPTO huggingface dataset:
Patent JP-2023027700-A (JP)
Title: Marine engine fuel injection control device, marine engine, marine propulsion machine and vessel
Inventor: SATO HIROKI
IPC: F02D43/00
Filed: 2021-08-17
Abstract: To provide a fuel injection control device advantageous for improving a combustion state of a marine engine.SOLUTION: An engine ECU 105 serves a function of a fuel injection control device. The engine ECU 105 comprises: an effective opening area calculator 72 which calculates an effective opening area of a throttle valve based on a throttle opening; a filter value calculator 73 which calculates a first-order lag filter value of the effective opening area; a correction value calculator 75 which calculates a ratio of the effective opening area to the first-order lag filter value as a correction value; a predicted intake pressure calculator 76 which calculates predicted intake pressure by multiplying an average of intake pressure detected in an intake passage of an engine by the correction value; a fuel injection amount calculator 79 which calculates a fuel injection amount based on the calculated predicted intake pressure; and a fuel injection driving device 83 which drives a fuel injector 107 based on the calculated fuel injection amount. The predicted intake pressure calculator 76 may switch whether to make correction with the correction value effective or ineffective depending on a result of comparing the correction value with a threshold.SELECTED DRAWING: Figure 3
Patent JP-2023030675-A (JP)
Title: Optical device and optical communication apparatus
Inventor: SUGIYAMA MASAKI
IPC: G02F1/035
Filed: 2021-08-23
Abstract: To provide an optical device and the like capable of stabilizing an electric field in an optical waveguide.SOLUTION: An optical device has: a thin film LN crystal rib-type optical waveguide formed of a thin film LN (LiNbO3) substrate; and a buffer layer laminated on the optical waveguide. The optical device further has: an electrode that is laminated on the buffer layer and applies voltage to the optical waveguide; and a gettering site that is disposed in parallel with the optical waveguide and traps charges in the optical waveguide.SELECTED DRAWING: Figure 3
Patent JP-2021182867-A (JP)
Title: Inverter circuit
Inventor: ISHIMA TSUTOMU
IPC: H02M7/493
Filed: 2021-08-25
Abstract: To provide an inverter circuit including a plurality of inverter blocks connected in parallel therein, in which a current synthesis with more uniform currents can be achieved by suppressing a current variation in each of the inverter blocks and a current variation between the inverter blocks.SOLUTION: An inverter circuit includes a plurality of inverter blocks connected in parallel. In the inverter circuit, a non-inverting output signal output from a non-inverting output part of each of the plurality of inverter blocks is synthesized in a non-inverting output synthesis part, while an inverting output signal output from an inverting output part of each of the plurality of inverter blocks is synthesized in an inverting output synthesis part, and the synthesized output signals are output. The inverter circuit has a first plate-shaped conductor energizing a non-inverting output signal output from the non-inverting output part of each of the plurality of inverter blocks to the non-inverting output synthesis part, and a second plate-shaped conductor energizing the inverting output signal output from the inverting output part of each of the plurality of inverter blocks to the inverting output synthesis part, the first plate-shaped conductor and the second plate-shaped conductor each having a slot formed therein.SELECTED DRAWING: Figure 5
Patent JP-2021183180-A (JP)
Title: Game machine
Inventor: OKAMURA GEN
IPC: A63F7/02
Filed: 2021-08-25
Abstract: To provide a game machine capable of preferably suggesting a determination result.SOLUTION: A game machine executes determination by first determination means, based on establishment of a first determination condition, and based on a specific determination result of the first determination means, executes a privilege game advantageous to a player. A first performance for suggesting the determination result of the first determination means is executed by first performance execution means. Determination by second determination means is executed based on establishment of a second determination condition different from the first determination condition. A second performance for suggesting a determination result of the second determination means can be executed in an overlapped state to the first performance. When the first and second performances are overlapped and executed by executing the second performance, in the second performance, a specific performance mode capable of suggesting the determination result of the first determination means suggested by the first performance can be executed. Therefore, the determination result can be preferably suggested.SELECTED DRAWING: Figure 1
Patent JP-2021181494-A (JP)
Title: Sebum production inhibitor
Inventor: SATO TAKASHI
IPC: A61Q19/00
Filed: 2021-08-25
Abstract: To obtain a sebum production inhibitor having sebum production inhibiting ability of sebocytes from bamboo water extract.SOLUTION: A sebum production inhibitor contains an ingredient with a retention time of 40 minutes or more to 50 minutes or less when an extract of bamboo with aqueous medium is developed by high performance liquid chromatography in the following analytical conditions. Waters SunFire C18 Column (carrier particle size 5 μm, column inside diameter 4.6 mm, Column length 150 mm), column temperature: room temperature, mobile phase A: 0.1% TFA/Water, mobile phase B: 0.1% TFA/CH3CN, separation condition: 0 to 170 min: change linearly from mobile phase A 100%, mobile phase B 0% to mobile phase A 40%, mobile phase B 60%, mobile phase flow rate 1 mL/min, measurement wavelength: 214 nm.SELECTED DRAWING: Figure 1
Patent JP-2023031854-A (JP)
Title: Transfer device and image formation apparatus
Inventor: HAGIWARA KAZUYOSHI
IPC: G03G15/20
Filed: 2021-08-25
Abstract: To provide a transfer device which can prevent co-rotation of a transfer belt with respect to the rotation of a transfer cylinder in a time other than the time of image formation in such a structure that the transfer cylinder rotates in conjunction with a fixation roll.SOLUTION: A transfer device comprises: a transfer cylinder which rotates in conjunction with a fixation roll; a transfer belt which transfers an image to a medium while co-rotating with the transfer cylinder in a state of holding the medium with the transfer cylinder; a pressing member which is arranged in the transfer belt; and switching means which switches between the pressing state in which the pressing member is moved and the transfer belt is pressed against the transfer cylinder and the separation state in which the transfer belt is separated from the transfer cylinder.SELECTED DRAWING: Figure 3
Patent JP-2023033937-A (JP)
Title: Tool exchange device
Inventor: TAKEBAYASHI YU
IPC: B25J17/02
Filed: 2021-08-30
Abstract: To provide a tool exchange device simply structured.SOLUTION: A tool exchange device 10 comprises: a master unit 11 which an electric motor 31 is assembled into; a tool unit 12 provided with an operation instrument and mounted with a lock pin 42 protruding toward the master unit 11; a cam member 33, provided in the master unit 11, which is rotationally driven by a shaft 32 of the electric motor 31; and a lock member 47 provided in the master unit 11 to be movable in a direction crossing a rotating central axis of the cam member 33, where the lock member 47 is moved to a lock position at which the member is engaged with an engagement groove 56 of the lock pin 42 by the cam member 33 and a releasing position at which the member separates from the engagement groove 56.SELECTED DRAWING: Figure 3
Patent JP-2023034630-A (JP)
Title: pipe cutting tool
Inventor: OKEGAWA TOMOYA
IPC: B23B45/14
Filed: 2021-08-31
Abstract: To provide a pipe cutting tool which can completely remove a pipe arranged in a protective pipe without damaging the protective pipe.SOLUTION: A pipe cutting tool is configured to cut a pipe by rotating around a center axis line according to the center axis line in a pipe axial direction of the pipe arranged in a protective pipe. The pipe cutting tool includes: a plate-like base end which is formed around the center axis line; and a plurality of cutting blade sections which are arranged at intervals in a circumferential direction on an outer periphery of the base end. Each of the cutting blade sections has a preceding side surface having a surface along a center axis line direction and a radial direction and a cutting edge which is at a tip edge in the center axis line direction, abuts on a pipe end face of the pipe, and cuts the pipe, an outer peripheral surface which forms a radial direction outer periphery and is along a circumferential direction of rotation, and a ridge line region in which a radial direction outside end edge of the preceding side surface is connected to a preceding end edge of rotation in the circumferential direction of the outer peripheral surface. The ridge line region is chamfered.SELECTED DRAWING: Figure 3
Patent JP-2023024208-A (JP)
Title: Swivel-holding tool
Inventor: OZAKI CHIKAKO
IPC: A01K85/02
Filed: 2021-08-04
Abstract: To solve the problem in which attaching a split ring (6) to a swivel (4) of a conventional lure (5) is difficult because the swivel (4) is rotatable; and thus provide a swivel-holding tool which comprises grooves (1a) to stop the swivel (4) and further comprises holding grooves (1b) to prevent the rotation.SOLUTION: Pinching parts (1) have grip parts (3) across a pivotal shaft (2). Each pinching part (1) is provided with a semicircular groove (1a). Each groove (1a) is provided with a holding groove (b) to hold a swivel ring (4b).SELECTED DRAWING: Figure 1
Patent JP-2023042348-A (JP)
Title: Electronic apparatus
Inventor: TAKIMOTO TAKESHI
IPC: H05K7/12
Filed: 2021-09-14
Abstract: To provide an electronic apparatus that has a microphone not blocked in a closed state.SOLUTION: An electronic apparatus includes: a first portion; a hinge provided at the first portion; a second portion attached to the hinge so as to be rotatable; and a microphone unit provided at the second portion, the microphone unit having a microphone and a loading portion which supports the microphone and which is rotatable relative to the second portion.SELECTED DRAWING: Figure 1
Patent JP-2023044849-A (JP)
Title: Semiconductor device and method for manufacturing semiconductor device
Inventor: ARIGA TOMOTAKA
IPC: H01L21/285
Filed: 2021-09-21
Abstract: To provide a semiconductor device capable of improving data retention characteristics.SOLUTION: A semiconductor device comprises a laminate, and a memory pillar formed in a memory hole of the laminate. The memory pillar includes a structure in which a semiconductor part 61b, a tunnel insulation film 62a, and a charge storage layer 62b are laminated in this order. A block insulation film 53 is provided between the charge storage layer 62b and a conductor layer 52. The conductor layer 52 contains molybdenum. The block insulation film 53 comprises a silicon oxide film 53a, and an aluminum oxide film 53b. A region from the conductor layer 52 to the aluminum oxide film 53b contains chlorine for inhibiting OH diffusion. A concentration of chlorine of a second portion closer to the aluminum oxide film 53b than a first portion in the conductor layer 52 is higher than a concentration of an impurity of the first portion in the conductor layer.SELECTED DRAWING: Figure 7
Patent JP-2021191798-A (JP)
Title: Solid forms of hiv capsid inhibitor
Inventor: SHI BIN
IPC: A61P31/18
Filed: 2021-09-21
Abstract: To provide salts, cocrystals and crystalline forms of a compound useful in the treatment of a viral infection.SOLUTION: The present disclosure relates to pharmaceutically acceptable salts, cocrystals and crystalline forms thereof of a compound which is N-((S)-1-(3-(4-chloro-3-(methylsulfonamido)-1-(2,2,2-trifluoroethyl)-1H-indazol-7-yl)-6-(3-methyl-3-(methylsulfonyl)but-1-yn-1-yl)pyridin-2-yl)-2-(3,5-difluorophenyl)ethyl)-2-((3bS,4aR)-5,5-difluoro-3-(trifluoromethyl)-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)acetamide, which is useful in the treatment of a Retroviridae viral infection including an infection caused by the HIV virus.SELECTED DRAWING: Figure 1
Patent JP-2022170644-A (JP)
Title: Liquid kind identification device
Inventor: TANAHASHI MASAKI
IPC: G01N29/024
Filed: 2021-09-22
Abstract: To provide a liquid kind identification device capable of improving merchantability.SOLUTION: A liquid kind identification device includes: a surface wave detection unit 1 at least including a propagation body 10 having a propagation surface 11 that propagates a surface wave Ws while immersed in a liquid 4, and a piezoelectric element 30 that applies oscillation to the propagation body 10 to generate a surface wave Ws as well as to detect the reflected surface wave Ws; and a container 3 that houses the liquid 4 and the propagation body 10. The surface wave detection unit 1 is arranged at a recess part 3c provided at the container 3 so as to identify a liquid kind of the liquid 4.SELECTED DRAWING: Figure 2
Patent JP-2023046575-A (JP)
Title: Slab width reduction control device and method
Inventor: HATADA RYUHEI
IPC: B21C51/00
Filed: 2021-09-24
Abstract: To provide a width reduction control device and a method therefor which prevent a press load in the vertical direction due to slab torsion from a stationary part to a tail end part of a slab from becoming a state of an excessive load exceeding a withstand load in the vertical direction of a width press facility.SOLUTION: A width reduction control device for preventing an excessive load in the vertical direction of a width press facility 2 having inlet side and outlet side pinch rolls 30, 31, comprises: a temperature measurement unit 5; a prediction press load calculation unit 6; a slab torsion angle acquisition unit 7; and a width reduction possibility determination unit 8. The temperature measurement unit 5 measures the press entry temperature of a slab S. The prediction press load calculation unit 6 calculates a prediction press load Pp in the time of slab width reduction by using the press entry temperature. The slab torsion angle acquisition unit 7 measures the slab torsion angle φ from the pinch roll inclination angles of the pinch rolls 30, 32. The width reduction possibility determination unit 8 derives an estimation upper limit press load Pmax based on φ and Fcr, compares Pmax with Pp and stops slab conveyance when Pp exceeds Pmax.SELECTED DRAWING: Figure 1
Patent JP-2023046965-A (JP)
Title: Image processing system, moving device, image processing method, and computer program
Inventor: MORI MAKIKO
IPC: G06T7/00
Filed: 2021-09-24
Abstract: To achieve both the accuracy of image recognition and processing speed.SOLUTION: An image processing system has: a plurality of imaging means that each pick up an optical image having a low distortion area and a high distortion area; first image recognition means that performs image recognition of image data of at least a partial area from among pieces of image data obtained from the plurality of imaging means and outputs a first image recognition result; second image recognition means that performs image recognition of image data of a wider area than the partial area from among the pieces of image data obtained from the plurality of imaging means and outputs a second image recognition result; and integration processing means that, based on the first image recognition result and the second image recognition result, outputs an integrated image recognition result.SELECTED DRAWING: Figure 3
Patent JP-2023048485-A (JP)
Title: Height measurement device, height measurement method, and height measurement program
Inventor: HAYASHI DAISUKE
IPC: G01S7/02
Filed: 2021-09-28
Abstract: To measure a height of an object with simple and inexpensive radars.SOLUTION: A height measurement device measures a height of an object by using a plurality of radars. In the radar, measurement accuracy in a horizontal direction is set to be higher than measurement accuracy in a vertical direction in order to measure a linear distance to the object. The height measurement device includes a recording section, a signal identification section, and a calculation section. The recording section pre-records information on a horizontal plane coordinate and a height for each radar. The signal identification section outputs, for each radar, object information obtained by combining a linear distance to the object, azimuth information, and time information based on a detection signal, the azimuth information, and the time information. The calculation section obtains an object position candidate being the combination of the horizontal plane coordinate with the height without causing inconsistency in pieces of object information obtained from the radars within a time range where a difference of the time information is pre-fixed, and outputs at least the obtained height.SELECTED DRAWING: Figure 1
Patent JP-2023050943-A (JP)
Title: Planetary gear mechanism and rotor machine system
Inventor: NAGAO HIDEKI
IPC: F04D29/60
Filed: 2021-09-30
Abstract: To effectively suppress deformation due to centrifugal force of an internal gear so as to support high-speed rotation.SOLUTION: A planetary gear mechanism comprises: a sun gear that can autorotate around an axial line; a first shaft that extends in an axis direction in which the axial line extends, is fixed to the sun gear, and can rotate around the axial line integrally with the sun gear; a plurality of planetary gears that mesh with the sun gear and can autorotate around their own center lines parallel to the axial line; an internal gear that comprises internal teeth arranged radially outward with respect to the plurality of planetary gears and meshing with the planetary gears so as to face radially inward, and can rotate around the axial line; a second shaft that extends in the axis direction, is connected to the internal gear, and rotates around the axial line along with the internal gear; and a reinforcement member that is fixed to the outer peripheral surface of the internal gear, and is formed in an annular shape from a material having a higher specific strength than a material forming the internal gear.SELECTED DRAWING: Figure 2
Patent JP-2023051448-A (JP)
Title: Mobile body
Inventor: YOKOYAMA DAIKI
IPC: H02J50/70
Filed: 2021-09-30
Abstract: To provide a mobile body capable of preventing loads under transportation from being affected by leakage magnetic fields caused by the non-contact power supply.SOLUTION: A small mobile body 2 is capable of electric driving with luggage loaded and is capable of being charged with the power supplied from a power supply device 3 in a non-contact manner. The small mobile body is configured so as to, when the luggage may be affected by leakage magnetic field while power is supplied from the power supply device 3, perform a detour that does not pass over the power supply device 3; and when the luggage is not affected by the leakage magnetic field during power is supplied from the power supply device 3, pass over the power supply device 3.SELECTED DRAWING: Figure 1
Patent JP-2022003829-A (JP)
Title: Data sample generation method
Inventor: WAYNE C GOEKE
IPC: H03M1/12
Filed: 2021-10-08
Abstract: To generate more data samples with reduced noise when the ADC's capabilities allow for a given sample rate.SOLUTION: In a method of generating sample data, when ADC can generate a larger number of samples within a predetermined sample period, K sub-measures are placed within the predetermined sample period, and M samples included in the K sub-measures are averaged, and a data/sample is output, and therefore, a larger number of accurate data/samples with reduced noise can be generated within one predetermined sample period.SELECTED DRAWING: Figure 1
Patent JP-2022008992-A (JP)
Title: Polyelectrolyte solution and polyelectrolyte membrane
IPC: C09D7/63
Filed: 2021-10-11
Abstract: PROBLEM TO BE SOLVED: To provide a polyelectrolyte solution and a polyelectrolyte membrane that can improve dispersibility and film strength in a balanced manner. 
     SOLUTION: A polyelectrolyte solution contains a perfluorosulfonic acid polymer, and a solvent mixture containing two or more solvents satisfying the following conditions 1. (Conditions 1) In a Hansen solubility parameter, dielectric term δP is 14-20 MPa 0.5 , and hydrogen bond term δH is 3-45 MPa 0.5 . 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023059445-A (JP)
Title: Multiple-phase magnetic coupling reactor
Inventor: WADA YUKI
IPC: H01F27/24
Filed: 2021-10-15
Abstract: To suppress rapid change of magnetic characteristics of a core without increasing the size of the reactor.SOLUTION: A multiple-phase magnetic coupling reactor 12 includes: a core having a plurality of first leg parts 32, 34 corresponding to a plurality of phase currents, respectively, and at least one second leg part 36 connected to the first leg parts 32, 34 and forming a magnetic path for the phase currents with the first leg parts; and coils 14, 16 wound around the first leg parts 32, 34, in which the phase currents flow, the coils are wound around the core so that the magnetic flux flowing in the first leg parts face each other, the first leg parts 32, 34 are formed of a first core material, the second leg part 36 is formed of a second core material, and the differential relative magnetic permeability associated with increase of a magnetic field drops less rapidly than the differential relative magnetic permeability of the second core material.SELECTED DRAWING: Figure 7
Patent JP-2023061132-A (JP)
Title: Plant forming case and cultivation method
Inventor: YAMAMOTO RISUKE
IPC: A01G22/05
Filed: 2021-10-19
Abstract: To provide a device for forming and cultivating plants, which improves assembling workability, cost, production yield, etc. that are problems of conventional cultivation devices, and enables efficient cultivation in large quantities.SOLUTION: A plant forming case is constituted of a plurality of cases 2, 3. When the plurality of cases 2, 3 are combined, spaces in specific shapes are formed. When the plurality of cases 2, 3 are combined, holes allowing plant stems to pass through and passages 14, 31 are formed. Storage portions 15, 32, 33 for plant stems and stalk-ends are provided in the passages 14, 31. When the plant stems and the stalk-ends are placed in the storage portions 15, 32, 33, young fruits of plants leading to the stalk-ends are located within the spaces in the specific shapes. The plurality of cases 2, 3 are provided respectively with projections 6-11 and 22-29, at both ends of each case. When the plurality of cases 2, 3 are combined, the projections 6-11 and 22-29 overlap each other and are arranged in a staggered arrangement. The projections 6-11 and 22-29 are combined with fixtures 4, 5 to integrate the plurality of cases 2, 3. The fruits are grown in this state, and the fruits formed in the specific shapes are harvested.SELECTED DRAWING: Figure 1
Patent JP-2022070225-A (JP)
Title: Laminated film and molding transfer foil using the same
Inventor: KITAMURA YUTAKA
IPC: B32B27/32
Filed: 2021-10-20
Abstract: To provide: a laminated film which has excellent quality, productivity, dimensional stability in processing, surface design of product members, and moldability; and a molding transfer foil using the laminated film.SOLUTION: A laminated film comprises a B layer on at least one surface of an A layer, the A layer having a cyclic olefin resin as the main component and including a thermoplastic elastomer, and the B layer including polypropylene resin and polyethylene resin in a combined amount of more than 50 mass% and 100 mass% or less, the B layer being positioned at the outermost surface on at least one side.SELECTED DRAWING: None