baber/WOPTO huggingface dataset:
Patent JP-2019031726-A (JP)
Title: Silver nanowire manufacturing method and silver nanowire, silver nanowire ink, and transparent conductive film
Inventor: SATO KIMITAKA
IPC: C09D11/52
Filed: 2017-08-09
Abstract: To provide a silver nanowire manufacturing method allowing for stably producing a particularly thin wire upon synthesizing a silver nanowire by an alcohol solvent reduction method.SOLUTION: A silver nanowire manufacturing method has a process of reduction-precipitating silver in a wire form in an alcohol solvent dissolved with a silver compound and an organic protectant. The manufacturing method is for a silver nanowire having an average diameter Dof 30nm or smaller and uses a powder based on a polymer having a vinylpyrrolidone structural unit and containing acetic ester in a ratio of 0.002-0.040 mol to 1 mol of the polymer, as a supply source of the organic protectant.SELECTED DRAWING: Figure 2
Patent JP-2019036770-A (JP)
Title: Imaging apparatus and imaging system
Inventor: RYOKI TATSUYA
IPC: H04N5/3745
Filed: 2017-08-10
Abstract: To provide an imaging apparatus and imaging system that increase a saturation electric charge amount of a pixel without expanding pixel area, and are capable of reducing noise superposed on a pixel signal even when an electric charge amount handled by a pixel is small.SOLUTION: An imaging apparatus includes a first and second pixels, each of which includes: a photoelectric conversion unit for generating an electric charge using photoelectric conversion; a holding unit for holding the electric charge generated by the photoelectric conversion unit; an amplification unit for outputting a signal based on the electric charge generated by the photoelectric conversion unit; a first transfer unit for transferring electric charge from the photoelectric conversion unit to the holding unit; and a second transfer unit for transferring electric charge from the holding unit to the amplification unit. The imaging apparatus controls the first and second pixels' first transfer units so that an electric charge generated in one exposure period by the first pixel's photoelectric conversion unit is transferred from the photoelectric conversion unit to its holding unit using a first number of times of transfer operation and an electric charge generated in one exposure period by the second pixel's photoelectric conversion unit is transferred from the photoelectric conversion unit to its holding unit using a second number of times of transfer operation.SELECTED DRAWING: Figure 4
Patent JP-2017212467-A (JP)
Title: Droplet discharge head, droplet discharge device, and image forming apparatus
Inventor: KONDO NAOYA
IPC: H01L41/318
Filed: 2017-08-28
Abstract: PROBLEM TO BE SOLVED: To make it possible to reduce a variation in polarization characteristic between manufactured electromechanical conversion elements.SOLUTION: In the step of performing polarization processing in a method for manufacturing a piezo electric element 16, an electrode pad 18 and an electrode pad 20 are simultaneously located in a charge supply area to which an electric charge generated by corona discharge or glow discharge is supplied by a uniform amount of charge per unit area, and the electric charge generated by corona discharge or glow discharge is supplied to the electrode pad 18 and electrode pad 20 to perform the polarization processing on a piezoelectric film 16.SELECTED DRAWING: Figure 12
Patent JP-2019045056-A (JP)
Title: Freezer
Inventor: NAKANO AKIHIRO
IPC: F24F11/86
Filed: 2017-08-31
Abstract: To provide a freezer of high convenience, which can spread an allowable range for high pressure in a refrigerant circuit while securing protection of a compressor from high pressure, in a case of operating the compressor in a low frequency region where an operation frequency is made low.SOLUTION: In a refrigerant circuit 2, circulating refrigerant becomes a low-pressure state or a high-pressure state according to a vapor compressive refrigeration cycle. A compressor 36 is installed in the refrigerant circuit, and can change an operation frequency. When the compressor 36 operates in a low-frequency region lower than a predetermined frequency, the operation frequency of the compressor 36 is controlled based on low pressure for protecting the compressor 36 from high pressure.SELECTED DRAWING: Figure 1
Patent JP-2018048396-A (JP)
Title: Separator for separating particulate construction material component from gas flow
Inventor: FRANK HERZOG
IPC: B28B1/30
Filed: 2017-09-01
Abstract: PROBLEM TO BE SOLVED: To provide a separator improved especially in an extended functional range.SOLUTION: A separator 1 provided for separating particulate construction material components from a gas flow 7 containing the particulate construction material components generated due to a process in a process chamber of an apparatus for additive manufacturing of three-dimensional objects by successive selective exposure and thus solidification of individual construction material layers of a construction material that can be solidified by means of energy radiation, has: a housing structure 8 defining a housing interior space 9 that can sectionally be run through by a gas flow 7 corresponding thereto; a filter device 10 arranged in the housing interior space 9 which has a filter element 11 for separating the particulate construction material components from a corresponding gas flow 7, and a drier 14; and further a drying element 15 of the gas flow 7.SELECTED DRAWING: Figure 1
Patent JP-2019050283-A (JP)
Title: Method for evaluating carbon concentration in silicon single crystal substrate, and manufacturing method of semiconductor device
Inventor: TAKENO HIROSHI
IPC: G01N21/64
Filed: 2017-09-08
Abstract: To provide a method for evaluating a concentration of carbon to be mixed in a manufacturing step of a silicon single crystal or a semiconductor device easily, speedily and with high sensitivity and a method for manufacturing the semiconductor device by using a silicon single crystal substrate that is selected in accordance with the evaluation method.SOLUTION: A method for evaluating a carbon concentration in a silicon single crystal substrate is provided for evaluating the carbon concentration by irradiating the silicon single crystal substrate with particle beams, then calculating a correlation between an attenuation curve of a carrier concentration after injection of excessive carriers and the carbon concentration, irradiating the silicon single crystal substrate subjected to the evaluation with particle beams based on the correction and measuring the attenuation curve of the carrier concentration after the injection of the excessive carriers. A method for manufacturing a semiconductor device from the silicon single crystal substrate that is selected in accordance with the evaluation method is also provided.SELECTED DRAWING: Figure 1
Patent JP-2019053838-A (JP)
Title: Method for manufacturing membrane-electrode assembly
Inventor: SUMIYA SATOSHI
IPC: H01M8/1086
Filed: 2017-09-13
Abstract: To provide a technique for suppressing localization of a hydroxy radical scavenging accelerator in an electrolyte membrane.SOLUTION: A method for manufacturing a membrane-electrode assembly having an electrolyte membrane comprises: a step of shaping an electrolyte resin precursor, which is a precursor of an electrolyte resin used for the electrolyte membrane, in a membrane form to obtain a membrane body; and a hydrolysis step of hydrolyzing the membrane body to obtain an electrolyte membrane. The hydrolysis step includes the steps of: passing the membrane body through inside a first tank that contains an alkaline aqueous solution; and passing the membrane body through inside a second tank that contains an aqueous solution with a water-soluble hydroxy radical scavenging accelerator previously dissolved therein after having passed the membrane body through inside the first tank.SELECTED DRAWING: Figure 3
Patent JP-2019052864-A (JP)
Title: Core coordinate measurement device and core coordinate measurement method
Inventor: HASHIMURA YOSHITO
IPC: G01C15/00
Filed: 2017-09-13
Abstract: To provide a core coordinate measurement device and a core coordinate measurement method for easily and accurately measuring a core coordinate of a column being a measurement object.SOLUTION: A survey point measurement section 202 measures a coordinate of a front center survey point by a non-prism mode of a surveying machine. A vector calculation section 203 calculates a columnar direction unit vector. An angle calculation section 204 calculates an angle formed by a collimating direction unit vector from a mechanical point of the survey machine to the front center survey point and the columnar direction unit vector. A first rear surface point calculation section 205 calculates a coordinate of a first rear surface center point that is extended in a direction of the collimating direction unit vector from the front center survey point so as to be crossed with a rear surface of a column. A second rear surface point calculation section 206 calculates a coordinate of a second rear surface center point that is extended in a direction vertical to a direction of the columnar direction unit vector from the front center survey point so as to be crossed with the rear surface of the column. A core coordinate calculation section 207 calculates a coordinate of a core of the column at the front center survey point on the basis of a coordinate of the front center survey point and a coordinate of the second rear surface center point.SELECTED DRAWING: Figure 2
Patent JP-2018049009-A (JP)
Title: Method and device for processing and monitoring object
Inventor: GUNNAR DEMOULIN
IPC: G01N21/90
Filed: 2017-09-15
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for processing and monitoring an object containing a metal material.SOLUTION: An object is processed with a processing fluid in one or more processing zones, and the processing fluid is thereafter removed from the object and/or is dried on the object. To realize the constant monitoring of quality, at least one part of at least one object is optically detected and is evaluated by a colorimetric method. It thus becomes possible to detect color change of the metal material caused by the processing.SELECTED DRAWING: Figure 2
Patent JP-2018085914-A (JP)
Title: Control method for dual inverter
Inventor: PARK JOO YOUNG
IPC: H02M7/48
Filed: 2017-09-19
Abstract: PROBLEM TO BE SOLVED: To improve a control method for dual inverter, capable of further improving the output efficiency of an inverter and a motor.SOLUTION: The control method for dual inverter, controlling a first inverter and a second inverter whose output terminals are connected in common with one motor, includes: a step S61 for comparing a magnitude of the whole voltage command for driving the motor to a magnitude of a DC power supply voltage applied in common to the first inverter and the second inverter; and a step for selectively applying HOVM (High gain Over Voltage Modulation ) on the basis of a comparison result of the comparison stage and generating a first voltage command VdqInv1 relative to an output of the first inverter and a second voltage command VdqInv2 relative to an output of the second inverter.SELECTED DRAWING: Figure 8
Patent JP-2019057834-A (JP)
Title: Portable radio communication device, information identification device using portable radio communication device, and communication system
Inventor: OKUBO SHUHEI
IPC: G06K19/077
Filed: 2017-09-21
Abstract: To provide a portable radio communication device which allows for identification of the stored information, front and back, and the information of rotation direction.SOLUTION: A portable radio communication device includes a first antenna arranged in loop, multiple second antennas electrically connected with the first antenna, and provided around the first antenna, an IC chip electrically connected with the first and second antennas, and a magnet placed closely to at least one of the first and second antennas. The second antennas and the magnet are provided on a plane where the first antenna is placed, and the second antennas are placed orthogonally to the plane.SELECTED DRAWING: Figure 1
Patent JP-2017217542-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2017-09-22
Abstract: PROBLEM TO BE SOLVED: To provide a game machine capable of suppressing deterioration of interest in a game.SOLUTION: A pachinko game machine 1 includes a start port capable of receiving a game ball that has been shot into a game area 1100. When the game ball enters the start port, determination processing on the win/loss of a jackpot is performed. As a result, when a jackpot is won, a specific performance on whether the jackpot is won or not is performed and a jackpot game is performed after the appearance of jackpot display. However, the specific performance can appear again during a period from the appearance of the jackpot display to the start of the jackpot game in the pachinko game machine 1.SELECTED DRAWING: Figure 114
Patent JP-2019061730-A (JP)
Title: Base unit and disk drive device
Inventor: YAMADA HIROMI
IPC: G11B33/12
Filed: 2017-09-25
Abstract: To provide a base unit and a disk drive device capable of improving reliability.SOLUTION: A disk drive device includes: a base portion 20 which supports a motor 3 rotatable around a vertically extending central axis C and is radially expanded; and a peripheral wall portion which extends axially upward from a peripheral portion of the base portion. The base portion includes: a component storage portion 27 which is formed of a through hole 27h penetrating in an axial direction and stores at least a part of a predetermined component; and a seal member 61 which seals an end portion on one axial side of the through hole 27h. The base portion and the peripheral wall portion include: a metal substrate 20k; a coating portion 20t which is formed by electrodeposition-coating a resin on at least a surface of the substrate; and an exposed portion 20r which exposes the surface of the substrate. The exposed portion is disposed in at least one of a predetermined first region of an upper end portion in the axial direction of the peripheral wall portion and a second region R2 having a predetermined width from the periphery of the component storage portion on a lower surface of the base portion 20.SELECTED DRAWING: Figure 3
Patent JP-2019059132-A (JP)
Title: Liquid discharge device
Inventor: KAMIYANAGI MASAFUMI
IPC: B41J2/01
Filed: 2017-09-27
Abstract: To detect a leak current in a piezoelectric element of a liquid discharge device.SOLUTION: This liquid discharge device comprises: first and second discharge parts which respectively have first and second piezoelectric elements; a signal generating part which generates first and second drive signals which are respectively supplied to first and second wirings; a detection part; and a changeover part having first and second switches which respectively change connections between the first wiring and a first electrode of the first piezoelectric element and between the second wiring and a second electrode of the second piezoelectric element, and first and second detection switches which respectively change connections between a detection wiring and the first electrode and between a detecting wiring and the second electrode. During a first period, a drive signal generating part sets the first drive signal to a first potential, and the changeover part switches on the first switch. During a second period, the changeover part switches on the first detection switch. During a printing period including the first period and the second period, the drive signal generating part sets a first drive waveform for discharging a liquid to the second drive signal, and the changeover part switches on the second switch. The detection part checks storage capability of the first piezoelectric element by a potential of the detection wiring during the second period.SELECTED DRAWING: Figure 12
Patent JP-2018027318-A (JP)
Title: Network game system, game device, and program
Inventor: FUJISAWA HITOSHI
IPC: G06T19/00
Filed: 2017-09-28
Abstract: PROBLEM TO BE SOLVED: To increase a presence feeling of a game by allowing respective players to pay attention to a player character indicating a special action state when the player character indicating a special action state exists.SOLUTION: Player characters 301A-301D belong to the same party, and battle enemy characters 302A-302C together. When no player characters repeating a knockdown skill exist in the party, display screens 122A, 122B of respective video game devices become screens centering on a player character of a player utilizing a video game device 100. When the player character 301A repeats the knockdown skill, not only the display screen 122A of a video game device A corresponding to the player character 301A, but also the display screen 122B of a video game device B corresponding to a player character B become screens centering on the play character 301A repeating the knockdown skill.SELECTED DRAWING: Figure 8
Patent JP-2019065770-A (JP)
Title: Compressor
Inventor: HATTORI YUYA
IPC: F04C18/02
Filed: 2017-09-29
Abstract: To provide a compressor for, even when the center of a gasket is utilized as a chamber of the compressor, securing the strength of the gasket while forming a stable restriction passage.SOLUTION: In a gasket 130, a plurality of slits 130a, 130b, 130c, 130d are provided which are lined up along the peripheral edge of the gasket 130 across gap parts 130m, 130n, 130p therebetween. A housing part 162 has an end face opposed to the gasket 130, and grooves 162a, 162b, 162c are provided in the end face at its positions opposed to the gap parts 130m, 130n, 130p. In the state that a housing part 120 and the housing part 162 are joined together with the gasket 130 held therebetween, the plurality of slits are communicated with one another through the grooves to construct part of an oil passage where lubricating oil in an oil reservoir part 41 flows into a compression mechanism part 160. The plurality of slits serve as restrictions in the oil passage.SELECTED DRAWING: Figure 2
Patent JP-2017221834-A (JP)
Title: Game machine
Inventor: OKAMURA GEN
IPC: A63F7/02
Filed: 2017-10-02
Abstract: PROBLEM TO BE SOLVED: To significantly improve an amusement in a game machine such as a Pachinko machine.SOLUTION: In a game board of a Pachinko game machine 1, a special pattern display device is provided at substantially a center thereof and a start prize-winning unit is provided in a lower part thereof. The start prize-winning unit has an upper prize-winning section and a lower prize-winning section. On the basis of winning of a game ball into the upper prize-winning section or the lower prize-winning section, variable display of a pattern is performed in the special pattern display device, and when a pattern which is stopped and displayed therein is a specific combination, a jackpot state is generated. When a game ball enters the upper prize-winning section, one prize ball is discharged and when a game ball enters the lower prize-winning section, five prize balls are discharged.SELECTED DRAWING: Figure 1
Patent JP-2019064498-A (JP)
Title: Pneumatic tire
Inventor: IIDA TOSHIHIRO
IPC: B60C11/12
Filed: 2017-10-03
Abstract: To provide a pneumatic tire having excellent high-speed driving stability and wet performance on a low μ road.SOLUTION: In a tread pattern of a pneumatic tire, a lug groove with a sipe is constituted of a lug groove and a first sipe extending further toward a second circumferential main groove from the lug groove, and extends to penetrate through a land portion region. A second sipe and the lug groove with a sipe alternately extend in a tire circumferential direction to penetrate through the land portion region. The second sipe extends obliquely with respect to a tire width direction, toward the opposite side of a side in the tire circumferential direction to which the lug groove with a sipe inclines. Further, the lug groove with a sipe is connected to the second sipe, at an opening end where the lug groove is opened to a first circumferential main groove, so that a plurality of nearly triangular blocks surrounded by a second circumferential main groove, the lug groove with a sipe and the second sipe are arranged to be lined in the tire circumferential direction, in the land portion region.SELECTED DRAWING: Figure 3
Patent JP-2019069654-A (JP)
Title: Seating sensor
Inventor: OZAWA HIDETOSHI
IPC: A47C7/62
Filed: 2017-10-06
Abstract: To provide a seating sensor capable of detecting that a crew member seats on a seat.SOLUTION: A seating sensor 10 provided on a seat 1 for a vehicle includes a pair of switch parts 16, 17, 18 and 19 that are arranged, with intervals, at right and left sides in a seating region 5 of a crew member of a seat cushion 2, each of the switch parts includes first pressure sensitive switches 16A, 17A, 18A and 19A and second pressure sensitive switches 16B, 17B, 18B and 19B that are arranged, with intervals, at right and left sides at a front side, and third pressure sensitive switches 16C, 17C, 18C and 19C that are arranged at a rear side, each of the switch parts is turned on when at least one of the first pressure sensitive switches and the second pressure sensitive switches is turned on and the third pressure sensitive switches are turned on, and the seating sensor is turned on when the pair of switch parts are turned on.SELECTED DRAWING: Figure 1
Patent JP-2019070722-A (JP)
Title: Lens operating device, lens device including the same, and imaging device
Inventor: AOKI KAZUHISA
IPC: G03B17/18
Filed: 2017-10-06
Abstract: To provide a lens operating device that can be operated by either the right hand and left hand and prevents wrong operation.SOLUTION: In order to achieve the above-mentioned object, the present invention is a lens operating device that controls a lens device, and comprises: an operating member that is operated to be rotated; a housing that rotatably holds the operating member; and a display unit that is provided on the housing, wherein the display unit displays information on the lens operating device in a direction in which the operating member is on the upper side of the display unit.SELECTED DRAWING: Figure 3
Patent JP-2019073058-A (JP)
Title: Display device
Inventor: KONDO DAISUKE
IPC: B60K35/00
Filed: 2017-10-12
Abstract: To reduce discomfort of an operator.SOLUTION: A display device 1 comprises: a left camera 21 and a right camera 22 which photograph a left side and a right side (lateral sides) of a vehicle 100 including a left side face 105 and a right side face 106 of the vehicle 100; displays 51, 52 which display images photographed by the left cameral 21 and the right camera 22; and reflection members 61, 62 to which images, which are displayed by the displays 51, 52, are inputted and which reflect the images in a visual field of an operator D of the vehicle 100. The displays 51, 52 and the reflection members 61, 62 are so located that a direction separating from the left side face 105 and the right side face 106 of the vehicle 100 in the image looks farther than the left side face 105 and the right side face 106 of the vehicle 100 by the operator D.SELECTED DRAWING: Figure 1