baber/WOPTO huggingface dataset:
Patent JP-2021048262-A (JP)
Title: Semiconductor device
Inventor: YAMADA TAKENORI
IPC: H01L25/18
Filed: 2019-09-18
Abstract: To provide a semiconductor device that can be improved in heat dissipation.SOLUTION: A power semiconductor module (semiconductor device) 100 comprises a first semiconductor chip 10a, a metal plate 14 having a first surface P1 and a second surface P2 opposed to the first surface and also having a first ceramic plate 14a provided between the first surface and second surface, and a first insulation substrate 16 provided between the first semiconductor chip and metal plate and opposed to the first surface. The first ceramic plate is not present between the first semiconductor chip and the second surface.SELECTED DRAWING: Figure 1
Patent JP-2021052121-A (JP)
Title: Metal strip and method for manufacturing the metal strip
Inventor: ICHIYANAGI KYOHEI
IPC: B21D28/00
Filed: 2019-09-26
Abstract: To provide a metal strip which has high productivity and an enhanced bonding force with a resin, and a method for manufacturing the metal strip.MEANS FOR SOLVING THE PROBLEM: A metal strip 10 includes a strip-shaped metal base material 12, a plating layer 14 formed on a surface of the metal base material 12, and a rough surface region 16 formed on the metal base material 12. The plating layer 14 is formed on a part of the surface of the metal base material 12. The plating layer 14 is intermittently formed in the length direction of the metal base material 12 by openings 18 of the metal base material 12. A portion of the metal base material 12 on which the plating layer 14 is formed is used as a terminal 22. The rough surface region 16 is a region where the surface roughness of the metal base material 12 is higher than that of a region (an electronic device mounting region 28) other than the rough surface region 16. The rough surface region 16 is a portion of a lead 20 in the metal base material 12, and is formed in a region adjacent to the plating layer 14.SELECTED DRAWING: Figure 1
Patent JP-2021053866-A (JP)
Title: Image processing device, image processing method and program
Inventor: MORIBE MASAHIDE
IPC: B41J2/21
Filed: 2019-09-27
Abstract: To solve such a problem that, when the number of dots varies significantly in reducing a color difference with MCS processing, a frequency difference between regions in a recorded image may be erroneously visually regarded as color unevenness.SOLUTION: A selection is made from multiple candidate colors in which color differences relative to the aimed color are equal to or less than a predetermined threshold while taking account of a difference from the number of dots indicated by the aimed color, so as to suppress generation of a frequency difference.SELECTED DRAWING: Figure 5
Patent JP-2021055149-A (JP)
Title: Manufacturing method of optical thin film, optical thin film and optical member
Inventor: TANAKA GENTARO
IPC: G02B1/115
Filed: 2019-09-30
Abstract: To provide a manufacturing method of an optical thin film, the optical thin film, and an optical member.SOLUTION: A manufacturing method of an optical thin film has: a preparation step in which a first material is prepared including silicon oxide, indium oxide, and a first oxide of at least one type selected from a group consisting of zirconium oxide and hafnium oxide; a first step in which a first thin film is formed by depositing the first material on an object to be deposited by a physical vapor deposition method; a second step in which a second thin film in a film thickness range of 2 nm or more and 40 nm or less is formed by depositing a second material including silicon di-oxide on the first thin film by the physical vapor deposition method; a film deposition step in which a first laminate film is formed which is obtained by alternately laminating the first thin film and the second thin film by alternately repeating the first step and the second step; and an acid treatment step in which a second laminate film having a void formed in the first thin film of the first laminate film is formed by contacting the first laminate film to an acidic liquid in a pH range of 2.5 or more and 3.5 or less.SELECTED DRAWING: Figure 1
Patent JP-2021057274-A (JP)
Title: Abnormality determination device, abnormality determination method, and computer program
Inventor: IKEDA YUICHI
IPC: H01M4/525
Filed: 2019-09-30
Abstract: To provide an abnormality determination device, an abnormality determination method, and a computer program capable of determining the presence or absence of an abnormality in a power storage element including a positive electrode active material including an oxide having an inverted fluorite-type crystal structure and including lithium and cobalt.SOLUTION: An abnormality determination device 4 includes an acquisition unit 41 that acquires a change in a voltage per unit time or a change in a voltage per unit amount of electricity during charging of a power storage element 3 having a positive electrode active material containing lithium and cobalt and containing an oxide having an inverted fluorite-type crystal structure, and a determination unit 41 that determines the presence or absence of an abnormality in the power storage element 3 on the basis of the change in the voltage acquired by the acquisition unit 41.SELECTED DRAWING: Figure 5
Patent JP-2020072660-A (JP)
Title: Combine
Inventor: KAJIWARA KOICHI
IPC: A01D41/12
Filed: 2019-10-08
Abstract: To provide a combine in which an exhaust gas purification device can be installed in a compact manner.SOLUTION: A combine of the present invention comprises: an engine 14 mounted on a travel machine body 1; an exhaust gas purification device 74 comprising a first case 75 which removes particulate substances in an exhaust gas of the engine 14, and a second case 229 which removes a nitrogen oxide substance in the exhaust gas of the engine 14; an engine room 97 in which the engine 14 is provided; a thresher 5 for threshing grains; and a grain tank 7 which is provided on a rear part of the engine room 97 and into which threshed grains threshed by the thresher 5 are put. The grain tank 7 comprises a recess 7a on a surface facing the thresher 5. The first case 75 and the second case 229 are provided on the recess 7a of the grain tank 7.SELECTED DRAWING: Figure 5
Patent JP-2021060104-A (JP)
Title: Ball screw
Inventor: ISHIKAWA AKIHIKO
IPC: F16H25/24
Filed: 2019-10-09
Abstract: To provide a ball screw that can enhance rigidity when a load is applied to a nut, and that can restrain heat generation when no load is applied to the nut.SOLUTION: A ball screw comprises: a nut comprising a first screw groove provided in an inner peripheral surface, and having a constant groove width, and a fitting part fitted with a mating component; a screw shaft comprising a second screw groove provided in an outer peripheral surface, and having a constant groove width, and penetrating the nut; a plurality of first balls arranged in a first rolling passage that is a space between the first screw groove and the second screw groove; and a plurality of second balls arranged in a second rolling passage that is a space between the first screw groove and the second screw groove, and separated from the first rolling passage. The second rolling passage is arranged closer to the side of the fitting part than the first rolling passage. A preload is applied to the first balls. The diameter of the second balls is smaller than that of the first balls.SELECTED DRAWING: Figure 1
Patent JP-2021064642-A (JP)
Title: Wafer processing method
Inventor: HARADA SHIGENORI
IPC: H01L21/301
Filed: 2019-10-10
Abstract: To form a device chip without deteriorating quality.SOLUTION: A wafer processing method for dividing a wafer in which a plurality of devices are formed into individual device chips comprises a polyester-based sheet arranging step, an integrating step, a dividing step, and a picking-up step. The polyester-based sheet arranging step positions the wafer in an opening of a frame and arranges a polyester-based sheet in a rear surface or a surface of the wafer and an outer periphery of the frame, the opening housing the wafer. The integrating step heats the polyester-based sheet and integrates the wafer and the frame by thermal compression bond via the polyester-based sheet. The dividing step forms a shield tunnel in the wafer by irradiating the wafer with a laser beam of a wavelength having permeability to the wafer along the division schedule lines and divides the wafer into individual device chips. The picking-up step heats the polyester-based sheet, pushes up the device chips, and picks up the device chips.SELECTED DRAWING: Figure 4
Patent JP-2021063768-A (JP)
Title: Stress analysis method, stress analyzer, and computer program
Inventor: NATORI JUNKI
IPC: G06F30/23
Filed: 2019-10-16
Abstract: To provide technology that reduces calculation burdens in a numerical analysis of estimating the strength of influence of an internal stress.SOLUTION: One embodiment of the present invention is a stress analysis method comprising: a first analysis step for performing elastic analysis pertaining to a numerical analysis model for elastic analysis including information that indicates a first shape of a member before deformation, information that indicates a first internal stress distribution and information that indicates physical property values, and calculating a second shape after deformation; a determination step for determining a second internal stress distribution that pertains to an internal stress in a partial target region of the member on which a computation process was carried out on the basis of internal stress in the target region indicated by the first internal stress distribution; and a second analysis step for performing elastic analysis with regard to a numerical analysis model for elastic analysis including information that indicates the second shape, the second internal stress distribution and information that indicates physical property values, and calculating a third shape that is the shape of the member after deformation when the internal stress indicated by the second internal stress distribution occurred to the second shape.SELECTED DRAWING: Figure 1
Patent JP-2021065388-A (JP)
Title: Satchel
Inventor: TAKASHIMA HISAYA
IPC: A45F3/04
Filed: 2019-10-21
Abstract: To provide a satchel capable of reducing a physical load in a state in which the satchel is carried on the back.SOLUTION: In a satchel which comprises an upward opening box-shaped satchel body, right and left shoulder belts disposed at a rear face side of the satchel body, and a lid member connected to a rear face side upper edge of the satchel body and openably/closably covering an opening of the satchel body, a rear face side surface part of the satchel body is formed to be a rough surface with high friction resistance to a clothing fiber material by an artificial leather formed with irregular groups of micrometer order.SELECTED DRAWING: Figure 6
Patent JP-2021060568-A (JP)
Title: Display curtain device
Inventor: AOKI ISAMU
IPC: G09F11/00
Filed: 2019-10-03
Abstract: To provide a display curtain device that can exhibit a display curtain indicating information such as in characters and figures reliably anytime and anywhere.SOLUTION: A display curtain device comprises a display curtain, a back surface member having a thorough hole through which a display curtain can move, a rotation member supported so as to be rotatable, and a first string member that can tow the display curtain. The back surface member has a first surface on which the rotation part is provided, and a second surface that is a reverse side when the first surface is a front side. The rotation member can rotate and be installed at a position where it can visually cover a first thorough hole. After the rotation member rotates to a position where it does not visually cover the thorough hole from a position where it covers the thorough hole, the display curtain is towed by the first string member to the first surface side of the first thorough hole from the second surface side, so that the display curtain indicating information such as in characters and figures can be exhibited.SELECTED DRAWING: Figure 1
Patent JP-2021068832-A (JP)
Title: Manufacturing method of semiconductor device
Inventor: NAKADA YOSUKE
IPC: B23K26/38
Filed: 2019-10-25
Abstract: To provide a technology that enables appropriate implementation of a cutting process in a semiconductor device in which a protective film is installed.SOLUTION: A manufacturing method of a semiconductor device includes a step of applying a protective film precursor solution over respective edges of a plurality of semiconductor device structures and sides and bottom surfaces of a groove, a step of forming a protective film by roughly drying a solvent in the protective film precursor solution, a step of cutting between the semiconductor device structures, or, after a step of peeling off a plurality of semiconductor devices from a dicing tape, a step of performing main cure to volatilize the solvent in the protective film.SELECTED DRAWING: Figure 1
Patent JP-2021071744-A (JP)
Title: Information processing apparatus, information processing method, and information processing system
Inventor: ITO MASAHIRO
IPC: G09G5/32
Filed: 2019-10-29
Abstract: To improve a visibility of a relation among a plurality of text ranges included in a document.SOLUTION: An information processing apparatus includes a relation display control unit. The relation display control unit displays a relation display screen 50 including a text box image 52 indicating each of a plurality of text ranges 62 included in a document 30 and a relation image 54 indicating a relation among the plurality of text ranges 62.SELECTED DRAWING: Figure 3
Patent JP-2021070935-A (JP)
Title: Interior sheet and method for manufacturing the same
Inventor: NAKAYAMA TAKETOSHI
IPC: E04F13/07
Filed: 2019-10-29
Abstract: To provide an interior sheet which is flexible and easy to construct even if the content of diatomaceous earth is large, and to provide its manufacturing method.SOLUTION: The interior sheet contains diatomaceous earth derived from a diatomaceous earth emulsion, powdery diatomaceous earth and a binder, and the content of the diatomaceous earth derived from a diatomaceous earth emulsion in the total amount of the diatomaceous earth derived from a diatomaceous earth emulsion, the powdery diatomaceous earth and the binder is 30-45 wt.%. A method for producing the interior sheet includes the steps of: obtaining a slurry by mixing a diatomaceous earth emulsion, powdery diatomaceous earth and a binder; and obtaining the interior sheet by molding the slurry into a sheet-like shape and drying it naturally. The blending amount of the diatomaceous earth emulsion in the total amount of the diatomaceous earth emulsion, the powdery diatomaceous earth and the binder is 45-65 wt.%.SELECTED DRAWING: None
Patent JP-2021072198-A (JP)
Title: Vehicular headlight
Inventor: TAKAHASHI NORIYUKI
IPC: F21S45/70
Filed: 2019-10-30
Abstract: To provide a vehicular headlight that can suppress generation of glare light.SOLUTION: A vehicular headlight 100 includes: a light source 10; a holding part 20 for holding the light source 10; and a reflector 30 fitted with the holding part 20 and provided with a reflection surface 30R for reflecting light from the light source 10. The reflector 30 has a recess part in a part corresponding to the holding part 20. The recess part has a wall surface 33 for reflecting light from the light source 10 in an end on a vehicle inside. The wall surface 33 has a meandering part 36 having a shape extending in a vertical direction and winding longitudinally in a forward end side 33a while being mounted to a vehicle.SELECTED DRAWING: Figure 3
Patent JP-2021076633-A (JP)
Title: Method of manufacturing optical fiber ribbon, method of manufacturing multi-core fiber, apparatus of manufacturing optical fiber ribbon, optical fiber ribbon, multi-core fiber, and method of fixing optical fiber ribbon
Inventor: ONO MASATOSHI
IPC: G02B6/44
Filed: 2019-11-05
Abstract: To match rotation positions of a plurality of multi-core fibers with each other in a circumferential direction with a simple and easy method.SOLUTION: A method of manufacturing an optical fiber ribbon enables performing the steps of: feeding multi-core fibers that have a plurality of cores, and a key part disposed at a predetermined position of a circumferential direction relative to the plurality of cores; inserting the multi-core fibers into insertion holes with a positioning part formed therein and matching rotation positions of the multi-core fibers with a predetermined one in the circumferential direction by bringing the key parts into contact with the positioning parts; and coupling together the plurality of multi-core fibers to form an optical fiber ribbon.SELECTED DRAWING: Figure 4
Patent JP-2021074087-A (JP)
Title: Game program, game processing method and game apparatus
Inventor: ISOBE KEIICHI
IPC: A63F13/69
Filed: 2019-11-06
Abstract: To provide a game program with high taste in a plurality of rounds of match using decks.SOLUTION: A game program causes a computer that executes processing of a game using decks including a plurality of game elements, the game for playing a match between a first deck group and a second deck group, to execute: a first determination step of determining a result of a match between a first deck out of decks included in the first deck group and a second deck out of decks included in the second deck group; an addition step of adding a prescribed game element to a deck other than the first deck, of the first deck group based on the match result in the first determination step; and a second determination step of determining a result of a match between the deck to which the prescribed game element has been added, and any deck out of the decks included in the second deck group.SELECTED DRAWING: Figure 1
Patent JP-2021077060-A (JP)
Title: Information processing device and computer program
Inventor: TODA TAKESHI
IPC: G06F13/00
Filed: 2019-11-08
Abstract: To provide an information processing device and a computer program for a user that participates in a talk room opened for each base from outside of the base to be able to easily use an image forming device linked to the talk room or an existing user participating in the talk room.SOLUTION: A chat bot server 30 includes a CPU 31. When a user participates in a private talk room in which processing is executed from an image forming device 40 in response to a user's submission and which is opened for each base, the CPU causes the image forming device 40 associated with a first talk room or the image forming device 40 associated with an existing user participating in a private talk room to execute processing in response to submission by the user participating in the private talk room.SELECTED DRAWING: Figure 3
Patent JP-2021076539-A (JP)
Title: Temperature detection device having movable sensor component
Inventor: WADA KOICHI
IPC: G08B17/06
Filed: 2019-11-13
Abstract: To provide a temperature detection device capable of mounting a predetermined number of sensor components movably along a pair of long electric wires.SOLUTION: Each sensor component 2 is made of an annular body 8 of a shape memory alloy or a shape memory resin disposed between a pair of fixing tools 10, 10, the inner diameter of the annular body is equal to or more than the total diameter of the pair of electric wires 3, the sensor component 2 can be moved and is made still by the fixing tools 10, 10 according to a state of a wiring place of the pair of electric wires 3, the annular body 8 of the sensor component 2 is restored to a clamping shape by temperature when the temperature is increased to a high temperature in a specific installation position, and an ambient temperature of the installation position can be detected by contact or connection of both conductors 5, 5 of the pair of electric wires 3 and hence by conduction of current.SELECTED DRAWING: Figure 1
Patent JP-2020055000-A (JP)
Title: Air diffusion unit and air diffusion device
Inventor: HOSONO KATSUMI
IPC: B01F3/04
Filed: 2019-11-14
Abstract: To provide an air diffusion device which is easy in manufacture and assembly.SOLUTION: An air diffusion unit 20A has one pipe 10 having a plurality of through holes 11 at intervals and a cylindrical rubber membrane 15 covering the surface with the through holes of the pipe, in which both end sides of the cylindrical rubber membrane are fixed by fastening devices 16 and 17, a plurality of air diffusion zones having a plurality of through holes and a plurality of non air diffusion zones having no through hole between the plurality of air diffusion zones are alternately arranged at intervals in a length direction, when a length of the one pipe is 3,800 mm, the through holes are formed in a range of 22-685 mm from one end, in a range of 1,035-1,698 mm therefrom, a range of 2,102-2,765 mm therefrom and a range of 3,113-3,778 mm therefrom, and only the air diffusion zones are covered with the cylindrical rubber membrane.SELECTED DRAWING: Figure 1
Patent JP-2021080869-A (JP)
Title: Blower and cleaner
Inventor: YAMAUCHI RYOJI
IPC: A47L9/28
Filed: 2019-11-18
Abstract: To provide a small-sized blower with high blowing efficiency.SOLUTION: A housing 30 has a scroll-shaped channel 38 that is at least partially disposed between an inner surface of the housing and an impeller in a diametrical direction, and is connected to an exhausting portion 37. The housing has a tongue portion disposed at a start end portion of the channel. The length in an axial direction of the channel starts from a start point PS connecting the tongue portion and a center axis. A center angle increases from a position of a first angle θ1 to a position of a second angle θ2 in a flowing direction of an air flow at a first average increase rate Av1, and increases from a position of the second angle to a position of a third angle θ3 at a second average increase rate Av2. The first average increase rate is larger than the second average increase rate.SELECTED DRAWING: Figure 5
Patent JP-2021080210-A (JP)
Title: Oil-based cosmetics
Inventor: FUJITA NORIKO
IPC: A61Q19/00
Filed: 2019-11-19
Abstract: To provide oil-based cosmetics having a highly polymerized silicone compound and a surfactant which are blended in a uniform phase.SOLUTION: Oil-based cosmetics contain component (A): a silicone compound with a viscosity of 10,000 mPa s or more at 25°C and component (B): (poly) glycerol fatty acid ester. The component (A) content is 0.3 mass% or more. It contains water or does not contain water, and if the water is contained, its content is 1.0 mass% or less.SELECTED DRAWING: None
Patent JP-2021080909-A (JP)
Title: Electric blower
Inventor: OSHIKIRI TAKESHI
IPC: A47L9/00
Filed: 2019-11-22
Abstract: To provide an electric blower which can adjust a trade-off relation between efficient and cooling of an electric motor easily.SOLUTION: An electric blower 1 includes: a fan cover 65 which has a suction port 6 and covers a centrifugal fan 2; and a cylinder 66 which is assembled to the fan cover 65 and covers at least a part of an electric motor 3. A case exhaust port 91 which may change an opening area and exhausts a fluid discharged from the centrifugal fan 2 to the outside of a case 7 is provided at a connection part 92 between the fan cover 65 and the cylinder 66.SELECTED DRAWING: Figure 1
Patent JP-2020093780-A (JP)
Title: Remote automotive diagnostics
Inventor: CURT JINGLE
IPC: B60R16/02
Filed: 2019-11-27
Abstract: To provide a method for remote automotive diagnostics using a diagnostic tool.SOLUTION: A method includes the steps of reading, by a mobile device 114, a vehicle identification number from a vehicle 112, transmitting, by the mobile device 114, the vehicle identification number to a diagnostic database 142, receiving, by the mobile device 114, an indication that an original equipment manufacturer diagnostic tool is required for diagnosis of the vehicle 112, and selecting the original equipment manufacturer diagnostic tool for the diagnosis of the vehicle 112 in response to the indication that an original equipment manufacturer diagnostic tool is required for the diagnosis of the vehicle 112.SELECTED DRAWING: Figure 1