baber/WOPTO huggingface dataset:
Patent JP-2020047679-A (JP)
Title: Semiconductor device
Inventor: MIZUKAMI MAKOTO
IPC: H01L21/336
Filed: 2018-09-14
Abstract: To provide a semiconductor device capable of improving reliability.SOLUTION: A semiconductor device of an embodiment comprises: a silicon carbide layer including a first and a second surface; a first silicon carbide region of a first conductivity type; a second and a third silicon carbide region of a second conductivity type between the first silicon carbide region and the first surface; a fourth silicon carbide region of the first conductivity type between the second silicon carbide region and the first surface; a first and a second gate electrode; a silicide layer on the fourth silicon carbide region; a first electrode including a first portion between the first gate electrode and the second gate electrode and a second portion between the first portion and the first gate electrode on a first surface side, the first portion being in contact with the first silicon carbide region and the second portion being in contact with the silicide layer; a second electrode on the second surface; and an insulation layer located between the first portion and the second portion and including a first side surface on a first portion side and a second side surface on a second portion side, a first angle of the first side surface being smaller than a second angle of the second side surface.SELECTED DRAWING: Figure 1
Patent JP-2020047441-A (JP)
Title: Manufacturing method of separator for fuel cell
Inventor: OKABE HIROKI
IPC: B21D22/02
Filed: 2018-09-18
Abstract: To provide a low cost manufacturing method of a separator for a fuel cell having a drainage groove.SOLUTION: A manufacturing method of a separator for a fuel cell includes the steps of: placing a backing material of a separator between first and second molds; and forming a passage groove having a drainage groove in the backing material by opening and closing the first and second molds. The first mold has a first groove, the second mold faces the first mold and has a second groove complementary to the first groove and forming the passage groove in the backing material in conjunction with the first groove, the first groove includes a concave surface and a convex surface separated from each other in the opening and closing direction and the vertical direction, and a lateral face inclining for the concave surface and the convex surface, the lateral face includes a base surface continuous to the concave surface and the convex surface, and a projection surface extending along the first groove and forming the drainage groove in the backing material. In the cross-sectional view of the first groove including the opening and closing direction and the vertical direction, multiple virtual lines passing the projection surface and parallel with the opening and closing direction intersect the projection surface at one point.SELECTED DRAWING: Figure 7
Patent JP-2020051765-A (JP)
Title: Electronic apparatus and electronic apparatus control method
Inventor: TAKADERA MASAHIRO
IPC: H02J7/00
Filed: 2018-09-25
Abstract: To correctly display a residual quantity of a battery with a simple configuration.SOLUTION: A slave unit 3 includes a battery 37 and a main control section 31. The main control section 31 increases/decreases a cumulative total count of the battery 37 in accordance with an operation state of the slave unit 3. When the battery 37 is not charged, the main control section 31 displays a residual quantity of the battery 37 on the basis of a voltage of the battery 37 and the cumulative total count of the battery 37. When the battery 37 is charged, the main control section 31 displays the residual quantity of the battery 37 on the basis of only the cumulative total count of the battery 37.SELECTED DRAWING: Figure 6
Patent JP-2020049504-A (JP)
Title: Laser machining system and laser machining method
Inventor: YANAGIMOTO TSUYOSHI
IPC: B23K26/03
Filed: 2018-09-26
Abstract: To provide a laser machining system, a laser machining method and a machining apparatus capable of automatically performing additional machining of high accuracy.SOLUTION: A laser machining system (1) performs additional laser machining to a die board on which laser machining is performed based on image data corresponding to a product pattern. The laser machining system (1) includes an image data control means (2) in which the image data corresponding to the product pattern are stored, a laser machining part (3) which performs the laser machining to the die board based on image data provided from the image data control means and an imaging part (4) which images the product pattern machined onto the die board and transmits information thereof to the image data control means.SELECTED DRAWING: Figure 2
Patent JP-2020053534-A (JP)
Title: Manufacturing method of laminate, manufacturing method of print circuit board, and laminate manufacturing equipment
Inventor: MATSUMURA KAZUKI
IPC: H05K3/46
Filed: 2018-09-26
Abstract: To provide a manufacturing method of laminate with less deformation of core material when a resin sheet and a metal foil are laminated on a sheet-shaped core material while the core material is moved to form the laminate and the laminate is heated while being moved.SOLUTION: While a sheet-shaped core material 3 is moved, a resin sheet 4 and a metal foil 5 are stacked on the core material 3 to form a laminate 2, and subsequently, the laminate 2 is heated while being moved. The laminate 2 is produced after adjusting the tension to the core material 3 in a manner that core material 3 is moved while applying tension.SELECTED DRAWING: Figure 1
Patent JP-2019091684-A (JP)
Title: Cell stack
Inventor: NAKAMURA TOSHIYUKI
IPC: H01M8/0247
Filed: 2018-09-28
Abstract: To provide an electrical element structure capable of improving the electrical connectivity between an electrical connection member and an electrical element.SOLUTION: A cell stack includes a first fuel cell 300a and an electrical connection member 301. The electrical connection member 301 is bonded to the first outer surface W1 of the first fuel cell 300a via a first conductive bonding material 102a. The electrical connection member 301 has a first surface Y1 having an angle with respect to the first outer surface W1, a second surface Y2 having an angle with respect to the first outer surface W1, and a first corner Y3 formed by the first surface Y1 and the second surface Y2, and the first corner portion Y3 is closer to the first outer surface W1 than the first surface Y1 and the second surface Y2.SELECTED DRAWING: Figure 8
Patent JP-2019013791-A (JP)
Title: Oro-nasal patient interface
Inventor: ADAM FRANCIS BARLOW
IPC: A61M16/06
Filed: 2018-10-02
Abstract: To provide an oro-nasal mask (patient interface) that is small, light and comfortable and does not prevent wearing of eyeglasses.SOLUTION: A patient interface 3000 to provide breathable gas to a patient comprises: a plenum chamber assembly, comprising a nasal plenum chamber at least partly defining an upper gas chamber, an oral plenum chamber 3200 at least partly defining a lower gas chamber, and a decoupling structure at least partly connecting the nasal plenum chamber and the oral plenum chamber and at least party defining a flow path; a top plate 3206 including at least one connection feature configured to releasably retain a first portion of a positioning and stabilizing structure; and a faceplate 3204 configured to releasably retain a second portion of the positioning and stabilizing structure.SELECTED DRAWING: Figure 3a
Patent JP-2020057694-A (JP)
Title: Solar cell
Inventor: SATO SHOJI
IPC: H01L31/0224
Filed: 2018-10-02
Abstract: To provide a solar cell capable of improving the connectibility between a bus bar electrode and a wiring member, and reducing the used amount of conductive paste while maintaining high output characteristics.SOLUTION: A solar cell 10 includes: a silicon substrate 20; a semiconductor layer 80n formed over the silicon substrate 20; and multiple collector electrodes formed on the semiconductor layer 80n. The multiple collector electrodes have multiple finger electrodes 41, and a bus bar electrode 42 that is formed being connected to the multiple finger electrodes 41. The bus bar electrode 42 has an irregular portion 44 in which multiple recesses 45 and convexes 46 thicker than the recess 45 are forme alternatively in a first direction. The width w2 of the convexes 46 is larger than the width w1 of the recess 45 in a cross-section perpendicular to the silicon substrate 20 including the first direction.SELECTED DRAWING: Figure 3
Patent JP-2019035083-A (JP)
Title: Pentabromobenzyl meth(acrylate) polymerization method, resultant polymer, and use thereof
Inventor: BERTHA CROITORU
IPC: C08L33/16
Filed: 2018-10-02
Abstract: To provide a method of polymerizing pentabromobenzyl acrylate monomers with good yields.SOLUTION: A solution polymerization method comprises polymerizing pentabromobenzyl acrylate or pentabromobenzyl methacrylate in a mixture of water-miscible aprotic solvent and water, in the presence of a water-soluble free radical initiator preferably in combination with a chain length regulator. A resultant polymer can be used as a flame retardant in polypropylene, HIPS and ABS resins and textile products.SELECTED DRAWING: None
Patent JP-2020060612-A (JP)
Title: Voice signal processing program, voice signal processing method and voice signal processor
Inventor: TAKAHASHI JUN
IPC: G10L21/0208
Filed: 2018-10-05
Abstract: To appropriately remove noise from voice while minimizing a processing load.SOLUTION: The voice signal processing program performs steps of: generating a complex filter for removing any noise components included in a voice signal on the basis of a frequency spectrum corresponding to the voice signal; comparing a value of a real part of the complex filter with a first value which is the value of the real part of the complex filter, which is generated when no noise component exists; and determining a removal of the noise component by applying an amplitude component of the complex filter to the frequency spectrum when a difference between the value of the real part and the first value is small, meanwhile applying the amplitude component and a phase component of the complex filter to the frequency spectrum when the difference between the value of the real part and the first value is not small.SELECTED DRAWING: Figure 6
Patent JP-2020060867-A (JP)
Title: Point rating support device, point rating support system, point rating support method, and program
Inventor: FUJITANI MASAYA
IPC: G06Q50/20
Filed: 2018-10-05
Abstract: To provide a point rating support device, a point rating support system, a point rating support method, and a program capable of displaying answer images of examinees in an order of higher similarity to an image based on a correct answer image.SOLUTION: In the point rating support system, an image forming device 10 includes: a storage unit which stores correct answer data corresponding to questions; an extraction unit which extracts image data of answer to the question from a plurality of pieces of answer image data; a determination unit which determines similarity between image data based on the correct answer data and answer image data; a display unit which displays answer image data; and a control unit which makes the display unit display the answer image data in an array of an order of higher similarity determined by the determination unit.SELECTED DRAWING: Figure 2
Patent JP-2020058279-A (JP)
Title: Durum vital gluten-containing wheat flour composition for bread
Inventor: YAGIHASHI SATORU
IPC: A21D2/26
Filed: 2018-10-10
Abstract: To provide a vital gluten-containing wheat flour composition capable of obtaining improvement of workability during bread-making, increase of a bread volume, and soft texture.SOLUTION: Provided is a durum vital gluten-containing wheat flour composition for bread. Further provided is the wheat flour composition for which durum vital gluten has a content of 2 to 10 mass%, based on the total mass of wheat flour and durum vital gluten. Further provided is bread in which the wheat flour composition for the bread is used.SELECTED DRAWING: None
Patent JP-2020059588-A (JP)
Title: Automatic oil supply system for two-stage parking device and oil supply method for two-stage parking device
Inventor: TAMURA YOSHIYUKI
IPC: B65G45/08
Filed: 2018-10-11
Abstract: To provide an automatic oil supply system for a two-stage parking device and an oil supply method for the two-stage parking device, capable of supplying oil at an appropriate timing even if an operating rate of each pallet varies.SOLUTION: There is provided an automatic oil supply system for a two-stage parking device for supplying oil to a first chain and a second chain that independently move up and down a first pallet and a second pallet on which a vehicle can be loaded, the system including: a first oil supply unit that supplies oil to the first chain; a second oil supply unit that supplies oil to the second chain; and a control unit that transmits operation information of the first pallet and the second pallet to a monitoring center so as to be able to monitor the operation information of the first and second pallets at the monitoring center. The control unit controls the first oil supply unit so that oil is supplied to the first chain based on the operation information of the first pallet, and controls the second oil supply unit so that oil is supplied to the second chain based on the operation information of the second pallet.SELECTED DRAWING: Figure 8
Patent JP-2019074530-A (JP)
Title: Current measurement device, manufacturing method, and protection module and differential circuit breaker including the device
Inventor: GRUMEL CHRISTOPHE
IPC: H01H83/02
Filed: 2018-10-15
Abstract: To provide a compact device making it possible to measure current flowing through each electrical line and to measure differential current.SOLUTION: A current measurement device includes: current sensors (51 and 52) positioned around current conductors in order to form a passage (51A and 52A) for the current conductors along an axis oriented in a first direction (X); and a differential current sensor (55) positioned around a set of current conductors (10 and 20) in order to form a common passage (55A) for the current conductors (10 and 20) along an axis oriented in a second direction (Y). The current sensors and the differential current sensor are located in spaces (90 and 91) that are separated by an interface plane (9). The present invention further relates to a method for manufacturing such a current measurement device, a protection module (60), and a differential circuit breaker (70) including such a device.SELECTED DRAWING: Figure 3
Patent JP-2020066475-A (JP)
Title: Granular material supplying device and method of supplying granular material
Inventor: KAWAKAMI HAJIME
IPC: B65G65/48
Filed: 2018-10-22
Abstract: To provide a granular material supplying device and a method of supplying a granular material which are capable of improving measurement accuracy when a target measurement value is small while shortening a supply time when the target measurement value is large.SOLUTION: A granular material supply device 1, which is configured to supply a granular material toward a measuring container 7 installed on the lower side for obtaining a predetermined target measuring value, includes: a storage container 10 for storing the granular material; a valve body 21 provided in the storage container and opened when supplying the granular material; and a control unit 31 for controlling an opening/closing of the valve body. The control unit is configured to hold the valve body at in an open position until the detection value of a detection part 8 in the measuring container becomes a predetermined value lower than the target measurement value when the target measurement value exceeds the predetermined threshold value, and when the target measurement value is lower than the threshold value, the control unit opens the valve body in a pulsed manner so that the detection value of the detection part becomes the target measurement value.SELECTED DRAWING: Figure 1
Patent JP-2019032553-A (JP)
Title: Lens unit
Inventor: KAGEYAMA TAKUYA
IPC: G02B7/02
Filed: 2018-10-23
Abstract: To provide a lens unit that can easily change the unit of a scale for measuring an imaging distance.SOLUTION: A lens unit 1 shows an imaging distance by a scale S. The scale S is displayed on the outer surface 3 of a display member 2 with the optical axis L of the lens unit 1 used as the center line L', and the scale has a cylindrical shape that rotates around the center line L' as a rotation axis. There is also a window material 4, which exposes a part of the outer surface 3 of the display member 2 and hides the other parts. The display member 2 can be relocated in a direction parallel to the center line L' without practically changing the center line L'. It may also change the scale S exposed from the window member 4 to a scale S with a different distant unit according to the relocation.SELECTED DRAWING: Figure 2
Patent JP-2020068609-A (JP)
Title: In-wheel motor vehicle
Inventor: KATAYAMA MASAAKI
IPC: B60L55/00
Filed: 2018-10-25
Abstract: To provide, in a vehicle in which a plurality of in-wheel motors are controlled by respective different power control units, an in-wheel motor vehicle capable of optimizing the structure and arrangement of each power control unit.SOLUTION: A vehicle includes a pair of power control units (PCUs) provided so as to correspond to a pair of respective in-wheel motors. The pair of PCUs are constituted by two PCUs having a common structure. Each PCU includes: a rectangular parallelepiped outer hull; an MG terminal provided on a first side face of the outer hull; and a battery terminal provided on a second side face orthogonal to the first side face. The pair of PCUs are arranged such that each MG terminal faces toward the side of the corresponding in-wheel motor in the vehicle width direction of the vehicle, and that each battery terminal faces toward the same side in the front-rear direction of the vehicle.SELECTED DRAWING: Figure 5
Patent JP-2020069647-A (JP)
Title: Three-dimensional object manufacturing method and three-dimensional object manufacturing system
Inventor: YASUMI KUNIO
IPC: B29C64/40
Filed: 2018-10-29
Abstract: To provide a three-dimensional object manufacturing method and a three-dimensional object manufacturing system capable of reducing an amount of ink removed from an ink layer as compared with the past.SOLUTION: A method for manufacturing a three-dimensional object using an apparatus manufacturing the three-dimensional object 70 by stacking ink layers whose surfaces are flattened by a flattening roller that adjusts a thickness of the ink layer to a thickness t by removing a part of a surface side of the ink layer is characterized by forming an ink ejection amount reduction area for reducing the amount of ink ejected from an ink jet head to a level smaller than the amount corresponding to the thickness t at the portion corresponding to an inside 71b of the three-dimensional object 70, when forming the ink layers 70d-70g by the inkjet head, and increasing the amount of ink ejected from the inkjet head to a level greater than the amount corresponding to the thickness t when forming the ink layers 70h to 70l of an upper side f the ink layers 70d to 70g by the inkjet head.SELECTED DRAWING: Figure 9
Patent JP-2019016822-A (JP)
Title: Wafer inspection device
Inventor: HAGIWARA JUNICHI
IPC: H01L21/66
Filed: 2018-11-05
Abstract: To provide a prober capable of easily withdrawing a test head.SOLUTION: A wafer inspection device 10 includes a cell tower 12 in which a plurality of cells 11 disposed between a loader 13 and a space in which the maintenance work of each of the cells 11 can be performed are arranged in parallel and a guide rail 41 disposed below the space side of the cell tower 12, and a maintenance carriage 27 used for drawing a test head 15 out of the cell 11 moves along the guide rail 41.SELECTED DRAWING: Figure 7
Patent JP-2020074874-A (JP)
Title: Chair
Inventor: IZEKI YUSUKE
IPC: A47C7/02
Filed: 2018-11-06
Abstract: To provide a chair enabling a user to be seated in a correct posture with the pelvis raised and the back straightened, and causing no pain to the shin.SOLUTION: A chair 100 is configured of: a seat part 10 in contact with the hip; a shin pad part 20 in contact with the shin; a chair body part 50 for supporting the seat part 10 and the shin pad part 20; and a foot mounting part 30 for mounting the soles of the feet. A top face 10a of the seat part 10 is inclined to a horizontal direction 92. The foot mounting part 30 is supported by the chair body part 50. The seat part 10 is configured so as to be changeable in the height on the basis of the chair body part 50. The shin pad part 20 is configured so as to be changeable in the position on the basis of the chair body part 50.SELECTED DRAWING: Figure 4
Patent JP-2020077517-A (JP)
Title: Fuel cell system
Inventor: NAKAMURA YASUHIRO
IPC: H01M8/04
Filed: 2018-11-07
Abstract: To provide a fuel cell system which discharges a residual electric charge of a smooth capacitor in a step-up converter without separately providing a discharge resistance.SOLUTION: A fuel cell system comprises: a fuel battery; a step-up converter; an inverter; a relay; and a controller. The step-up converter comprises: a smooth capacitor; a diode; and a switching element. The smooth capacitor smooths a power after pressure rise. The diode prevents a reversed-flow current which is reversely flowed from the inverter to the fuel battery. The switching element is connected to the diode in parallel. The controller maintains the switching element in an off state during maintaining an on state of the relay, and switches the switching element from the off state to the on state after the relay is switched from the on state to the off state.SELECTED DRAWING: Figure 2
Patent JP-2019032897-A (JP)
Title: Two-dimensional code reader
Inventor: KAWAI NOBUYUKI
IPC: G06K13/06
Filed: 2018-11-15
Abstract: To provide a two-dimensional code reader having a function to return and collect two-dimensional code tickets which is so simple that maintenance is unnecessary.SOLUTION: A two-dimensional code reader according to an embodiment of the present invention comprises: an insertion opening through which a medium is inserted or returned; conveyance means for catching the medium inserted into the insertion opening, sandwiching an end of the medium along a side parallel to the direction of insertion and conveying the medium in forward/reverse directions; read means for reading the two-dimensional code of the medium conveyed by the conveyance means; return means for conveying a medium necessary to return in the reverse direction to the insertion opening on the basis of the read result of the two-dimensional code read by the read means; and collection means for conveying a medium unnecessary to return in the forward direction on the basis of the read result of the two-dimensional code read by the read means.SELECTED DRAWING: Figure 1