baber/WOPTO huggingface dataset:
Patent JP-2023127420-A (JP)
Title: Sealing resin composition, electronic component device and method for producing electronic component device
Inventor: TANAKA MIKA
IPC: C08L63/00
Filed: 2022-03-01
Abstract: To provide a sealing resin composition that gives a cured product a low relative dielectric constant and also having excellent bending strength; an electronic component device sealed using the same; and a method for producing an electronic component device including a sealing process using the same.SOLUTION: A sealing resin composition includes epoxy resin, a curing agent, an inorganic filler, and a fluororesin having a fluoroalkylene structure.SELECTED DRAWING: None
Patent JP-2023130257-A (JP)
Title: Non-contact power supply system, server, and non-contact power supply method
Inventor: KIMURA KAZUTAKA
IPC: H02J50/40
Filed: 2022-03-07
Abstract: To make it possible to appropriately perform non-contact power supply to mobile bodies that have a high need for power supply while appropriately maintaining a balance between power demand and supply.SOLUTION: A non-contact power supply system 100 includes a mobile body 3, a ground power supply device 2 configured to be able to perform non-contact power supply to the mobile body 3, and a server 1 configured to be able to communicate with each of the mobile body 3 and the ground power supply device 2. The server 1 sets a system usage price of the non-contact power supply system 100 based on power demand, and, when it is confirmed that the mobile body 3 intends to use the non-contact power supply system at the system usage price, transmits necessary information for non-contact power supply to the mobile body 3 whose use intention is confirmed and the ground power supply device 2 so that non-contact power supply can be performed to the mobile body 3 whose use intention is confirmed.SELECTED DRAWING: Figure 1
Patent JP-2023130885-A (JP)
Title: Optical system and imaging apparatus
Inventor: HAGIWARA YASUAKI
IPC: G02B13/04
Filed: 2022-03-08
Abstract: To provide a rear-focus type optical system that is compact and capable of good aberration correction.SOLUTION: An optical system has at least a negative first lens group B1 and a positive second lens group B2, which are arranged in order from an object side to an image side. In focusing, the first lens group does not move and the second lens group moves, and the interval between the adjacent lens groups changes. The first lens group includes negative lenses and a positive lens, the second lens group includes a plurality of lenses, and an aperture stop SP is provided in the second lens group. The focal length f1 of the first lens group, the focal length of the second lens group f2, the distance td on an optical axis from a lens surface on the most object side to a lens surface on the most image side in the optical system, the distance Lst on the optical axis from the aperture stop to an image surface, and the distance sk on the optical axis from the lens surface on the most image side to the image surface in the optical system satisfy the conditions of 0.01≤|f1/f2|≤4.50 and 1.55≤td/(Lst-sk)≤2.85.SELECTED DRAWING: Figure 1
Patent JP-2023131220-A (JP)
Title: Glass cloth
Inventor: TAGUCHI YUSUKE
IPC: D06M13/513
Filed: 2022-03-09
Abstract: To provide a glass cloth with a low dielectric loss tangent at 10-40 GHz, small transmission loss, and ease of workability.SOLUTION: A glass cloth comprises glass fibers with a softening point of 1,000-1,600°C and an Si-OH group content of less than 1,000 ppm. This glass cloth is combined with a silane coupling agent at a rate of 0.001 mass% or more and less than 1.0 mass% to the glass cloth's total mass.SELECTED DRAWING: None
Patent JP-2023132173-A (JP)
Title: Coal ash treatment system and method for manufacturing concrete fly ashes
Inventor: YOSHIDA YUKA
IPC: B09B5/00
Filed: 2022-03-10
Abstract: To provide a coal ash treatment system low in unburned carbon content and capable of efficiently providing coal ashes having a high activity index, and a method for manufacturing concrete fly ashes.SOLUTION: This coal ash treatment system comprises: a reformer that reduces an unburned carbon content of coal ashes containing unburned carbons to provide reformed coal ashes; a sampling device that collects some of the reformed coal ashes; a physical property measurement device that measures at least one physical property value selected from the group consisting of the area average particle size of the reformed coal ashes collected by the sampling device and a screening residue of a prescribed particle size; and a distribution device that distributes the reformed coal ashes on the basis of the physical property value.SELECTED DRAWING: Figure 1
Patent JP-2023132809-A (JP)
Title: Composition for forming flexible polyurethane foam and flexible polyurethane foam
Inventor: ISHIBASHI KEITA
IPC: C08G18/00
Filed: 2022-03-11
Abstract: To provide a composition for forming a flexible polyurethane foam capable of achieving a flexible polyurethane foam excellent in sound absorbency even if it is thin as approximately 10 mm, the flexible polyurethane foam capable of exhibiting sufficient sound absorbency even in a low frequency region of 1,250 Hz or lower, specifically.SOLUTION: A composition for forming a flexible polyurethane foam includes polyisocyanate (A), a polyol (B) and a foaming agent (C). The constituent B includes: a saturated hydrocarbon-based polyol (B1); and a polyol (B2) having an SP value larger by 0.5 or more, than that of the constituent B1, and an average functional base number of 2 or more and 4 or less. A content of the constituent B1 is 11 mass% or more and less than 60 mass%, based on a total amount of the constituent B.SELECTED DRAWING: None
Patent JP-2023133974-A (JP)
Title: Polypropylene fiber and manufacturing method thereof
Inventor: OTSUKI YASUHIKO
IPC: D01F6/46
Filed: 2022-03-14
Abstract: To provide a fiber capable of being formed by high-speed spinning, having both high elastic modulus and tensile elongation, and a manufacturing method for the same.SOLUTION: The fiber is formed of a propylene-based polymer composition containing 1-15 pts.mass of a propylene-based polymer (A) and 85-99 pts.mass of a propylene-based polymer (B) (where a sum of the polymer (A) and the polymer (B) is 100 pts.mass). The temperature of the propylene-based polymer (A) is 135°C. A content of a propylene-based polymer (a1), having an intrinsic viscosity [η] measured in a tetralin solvent of 10-12dl/g, is 20-50 mass%, and the content of a propylene-based polymer (a2), having the intrinsic viscosity [η] measured under the above condition of 0.5-3dl/g, is 50-80 mass% [where a total amount of the propylene-based polymer (a1) and the propylene-based polymer (a2) is 100 mass%]. The temperature of the propylene-based polymer (B) is 230°C. A melt flow rate measured at a load of 2.16 kg is 15 g/10 min to 80 g/10 min, and (Mw/Mn) is 5.0 or less.SELECTED DRAWING: None
Patent JP-2023135181-A (JP)
Title: Zoom lens and imaging apparatus having the same
Inventor: WATANABE TATSURO
IPC: G02B15/20
Filed: 2022-03-15
Abstract: To obtain a zoom lens having high optical performance while an entire system is compact and light-weight.SOLUTION: A zoom lens comprises a first lens group having positive refractive power, a second lens group having negative refractive power, a third lens group having positive refractive power, a fourth lens group, and a rear group having at least one or more lens groups, which are arranged in order from an object side to an image side, and distances between adjacent lens groups change when zooming. The first lens group has a first lens, and a first negative lens arranged closer to the image side than the first lens, the first negative lens is a lens of which an absolute value of focal distance is smallest among negative lenses constituting the first lens group, curvature radii of lens surfaces on the object side and the image side of the first negative lens, focal distance of the first lens group, and focal distance of the second lens group are appropriately set.SELECTED DRAWING: Figure 1
Patent JP-2023135335-A (JP)
Title: Method of manufacturing vibration isolator and vibration isolator
Inventor: GOTO TAKAYUKI
IPC: F16F15/02
Filed: 2022-03-15
Abstract: To provide a novel method of manufacturing a vibration isolator which can accurately and stably apply targeted pre-compression to connecting rubber by preventing an unintended deformation of an attachment metal fixture in pre-compression of the connecting rubber.SOLUTION: A method of manufacturing a vibration isolator 10 includes providing a groove-shaped metal fixture 12 having a bottom wall part 18 and a pair of sidewall parts 20, 20, and an inner metal fixture 14 to be arranged apart from the bottom wall part 18 between the pair of sidewall parts 20, 20 opposite each other, and connecting the inner metal fixture 14 and the pair of sidewall parts 20, 20 of the attachment metal fixture 12 to each other with a pair of pieces of connecting rubber 16, 16. After connecting the inner metal fixture 14 and the pair of sidewall parts 20, 20 with the pair of pieces of connecting rubber 16, 16, the pair of pieces of connecting rubber 16, 16 are pre-compressed by plastically deforming a pair of the sidewall parts 20, 20 in a direction toward each other, while constraining the bottom wall part 18 of the attachment metal fixture 12 with constraint jigs 30, 32 on an outer side with respect to the inner metal fixture 14 in an opposing direction of the pair of sidewall parts 20, 20 to thus limit deformation of the bottom wall part 18.SELECTED DRAWING: Figure 5B
Patent JP-2023139398-A (JP)
Title: Thermoplastic resin composition and molded article thereof
Inventor: HIDAKA SHINSUKE
IPC: C08L67/02
Filed: 2022-03-22
Abstract: To provide a thermoplastic resin composition excellent in moldability, rigidity at a high temperature, and impact resistance after wet heat treatment.SOLUTION: The thermoplastic resin composition is obtained by blending (B) 15-400 pts.wt. of a polycarbonate resin, (C) 15-35 pts.wt. of a polyphenylene ether resin, (D) 5.0-35.0 pts.wt. of a dispersant for the polyphenylene ether resin, and (E) 200-600 pts.wt. of a reinforcing material based on (A) 100 pts.wt. of a polybutylene terephthalate resin, and blending (F) 0.1-3.5 pts.wt. of a hydrolysis inhibitor based on 100 pts.wt. of the total amount of the polybutylene terephthalate resin (A) and the polycarbonate resin (B).SELECTED DRAWING: None
Patent JP-2023141051-A (JP)
Title: Manufacturing method of semiconductor device
Inventor: IWAZU HARUO
IPC: H01L21/3205
Filed: 2022-03-23
Abstract: To improve a performance of a semiconductor device.SOLUTION: A manufacturing method of a semiconductor device, includes: a step (S1) of forming an interlayer film onto a substrate; a step (S2) of forming an uneven pattern to the interlayer film in which the uneven pattern includes an electrode convex part in which an electrode penetration hole is formed in a wiring region, a column convex part formed in at least the wiring region, and a concave part formed in the portion other than the electrode convex part and the column convex part; a step (S3) of forming a sacrificial film covering the uneven pattern; a step (S4) of removing the sacrificial film to an upper direction from the electrode convex part and the column convex part in the wiring region; a step (S6) of forming a plating film to the upper direction of the electrode convex part and the column convex part and into an inner part of the electrode penetration hole in the wiring region; and a step (S15) of removing the sacrificial film after the plurality of plating films laminated to a vertical direction are formed.SELECTED DRAWING: Figure 1
Patent JP-2023142333-A (JP)
Title: Switch box and ventilation device
Inventor: KONDO TETSUYA
IPC: F24F7/013
Filed: 2022-03-25
Abstract: To provide a switch box having fitting force that even when a drawstring is pulled strongly diagonally, prevents it from coming off, and having manufacturing processes reduced, and a ventilation device in which the switch box is installed.SOLUTION: When a drawstring 27 is strongly pulled diagonally in a closing direction (indoor direction) opposite to a clamped part 25, both opening end parts of a clamping part 8 are deformed so as to approach each other by a pulling operation tool 10 pressing against the inner wall of the clamping part 8. At this time, claw parts 33 are urged in a direction of approaching each other, so that the clamped part 25 is clamped more strongly. In other words, the fitting between the clamping part 8 and a housing body part 17 can be made stronger.SELECTED DRAWING: Figure 4
Patent JP-2023143012-A (JP)
Title: Electronic device
Inventor: SEO KAZU
IPC: H01L23/36
Filed: 2022-03-25
Abstract: To provide a heat sink with improved heat dissipation performance, and an electronic device capable of reducing the possibility that the performance of an electronic component is to deteriorate due to heat generated from the electronic component.SOLUTION: An electronic device 10 includes a heat dissipation member 1 and an electronic component 2. The heat dissipation member 1 includes a base 14 having a first upper surface 14a and a first lower surface 14b located on the opposite side of the first upper surface 14a, and one or more first columnar portions 11 located on the first lower surface 14b, extending in a direction away from the first lower surface 14b, and having a first end surface 111. The electronic component 2 is located on the first upper surface 14a and includes a wiring portion 21. The heat dissipation member 1 further includes a first through hole 112 that penetrates from the first end surface 111 of the first columnar portion 11 to the first upper surface 14a of the base 14. At least a portion of the wiring portion 21 is located within the first through hole 112.SELECTED DRAWING: Figure 2
Patent JP-2023143438-A (JP)
Title: Control device, control method, and control program
Inventor: FUJIWARA SHINYA
IPC: G09G5/00
Filed: 2022-03-25
Abstract: To provide a control device, a control method, and a control program with which it is possible to maintain the visibility of projection images in a good condition and cut down the burden on a user's eyes.SOLUTION: Provided is a control device equipped with a processor to control the projection of a projection image to an eyeglass type display device which is provided with a transmission unit that provides a real image to a user's eyes and a projection unit that projects a projection image to the transmission unit in such a way as to be visually recognizable by the user's eyes. The processor of the control device acquires, with regard to the size of pupils of the user's eyes, a first size of the pupils when the projection unit is projecting the projection image with first brightness, acquires a second size of the pupils when the projection unit is projecting the projection image with second brightness that is brighter than the first brightness, and controls the brightness of the projection image that is projected to the transmission unit, in accordance with the comparison results of the first and second sizes.SELECTED DRAWING: Figure 8
Patent JP-2023144797-A (JP)
Title: Electronic component
Inventor: SATO TAKUYA
IPC: H01F17/00
Filed: 2022-03-28
Abstract: To provide an electronic component with which it is possible to both realize desired characteristics and downsize electronic components.SOLUTION: In a coil 27 of an electronic component 1, at least one instance of a first conductor layer 71 includes first and second ends that are located at mutually opposite sides. Each of a plurality of connecting conductors 73 is connected to at least one instance of the first conductor layer 71 and extends in the laminate direction. The plurality of connecting conductors 73 include first and second connecting conductors 73. The first and second conductors 73 are connected mutually to the same first end. The first connecting conductor 73 and the first conductor layer 71 are connected to each other in a first connection part. The second connecting conductor 73 and the first conductor layer 71 are connected to each other in a second connection part. In the first conductor layer 71, the first and second connection parts are arranged in a direction inclined to the extension direction of the first conductor layer 71.SELECTED DRAWING: Figure 1
Patent JP-2023146577-A (JP)
Title: Switching power supply device
Inventor: MATSUO YUSUKE
IPC: H02M3/155
Filed: 2022-03-29
Abstract: To provide a switching power supply with improved load transient response in discontinuous mode.SOLUTION: An error detection part 16 outputs an error signal VERR according to an error between an output voltage and a target voltage. A PWM control part 20 controls an output part 11 by alternately turns on a low-side transistor Q1 and a high-side transistor Q2 with a duty cycle according to a comparison signal VCOM which is comparison between the error signal VERR and a reference signal VS. A DC bias change part 21 changes a DC bias signal component so that a DC bias signal component in discontinuous mode (DCM) becomes lower than the DC bias signal component in forced PWM control mode (FCM).SELECTED DRAWING: Figure 1
Patent JP-2023146754-A (JP)
Title: turbine nozzle
Inventor: KUNO NAOKI
IPC: F01D9/02
Filed: 2022-03-29
Abstract: To increase a flow velocity of a medium in a nozzle outlet part by suppressing a pressure loss of the medium in a turbine nozzle in order to improve fuel consumption of a turbine device.MEANS FOR SOLVING THE PROBLEM: A turbine nozzle 1000 has a plurality of blades 90, and forms a flow passage 92 in which media flow in one direction between a leading edge 90C of one blade and a rear edge 90D of the other blade adjacent to each other. A throat 92C forming a narrowest part is provided between an upstream part and a downstream part of the flow passage, and a rear edge part 90D of each blade 90 has a steep inclined part 91 inclined more steeply than the upstream side of the throat 92C in a direction of widening the flow passage 92 from the throat 92C to the downstream side.SELECTED DRAWING: Figure 2
Patent JP-2023148530-A (JP)
Title: Inspection device and inspection method
Inventor: WATANABE SHINJIRO
IPC: H01L21/66
Filed: 2022-03-30
Abstract: To provide a technique that can improve accuracy of movement correction in a stage of moving relative to a probe card.SOLUTION: An inspection device perform electrical inspection of a substrate. The inspection device includes a probe card having a plurality of probes, a stage on which the substrate is placed, the substrate is moved relative to the probe card, and the substrate is brought into contact with the plurality of probes, and a control unit that controls the movement of the stage. The control unit uses a first displacement amount based on a vertical load of the probe card and a second displacement amount based on an unbalanced load of the probe card tilted with respect to the vertical load to calculate a three-dimensional correction amount in the unbalanced load and move the stage on the basis of the calculated correction amount.SELECTED DRAWING: Figure 4
Patent JP-2023148752-A (JP)
Title: Control device and electric vehicle
Inventor: KIMURA TSUKASA
IPC: B60L15/20
Filed: 2022-03-30
Abstract: To determine an integrated value of index values corresponding to magnitude of loads of a motor, and limit the torque required for driving the motor, on the basis of the integrated value.SOLUTION: A control device for controlling output of a motor driving an electric vehicle, comprises: a storage unit for storing index values that corresponds to magnitude of loads of the motor, and that are associated with rotation speeds and torque of the motor; an index obtaining unit that obtains, from the storage unit, an index value corresponding to a rotation speed detected by a rotation speed detecting unit and torque detected by a torque detecting unit from among the index values stored in the storage unit; an integrating unit that obtains an integrated value by adding the obtained index values to cumulative index values in which the obtained index values are integrated for a predetermined period of time; and a torque control unit that limits torque that is required for driving the motor, on the basis of the integrated value.SELECTED DRAWING: Figure 6
Patent JP-2023151925-A (JP)
Title: Work vehicle and work vehicle control method
Inventor: NAITO SHINICHI
IPC: F16D48/02
Filed: 2022-04-01
Abstract: To provide a work vehicle and a work vehicle control method capable of removing moisture mixed into transmission oil with a simple configuration.SOLUTION: A work vehicle 1 comprises: a low-speed clutch 71 which has first and second clutch disks 83 and 84 lubricated with transmission oil; and a controller 27 which controls engagement and release of the low-speed clutch 71. The controller 27 moves the first and second clutch disks 83 and 84 to a stand-by position between an initial position and an engagement position in accordance with a detection signal indicating that moisture is detected to be mixed into the transmission oil.SELECTED DRAWING: Figure 4
Patent JP-2023154229-A (JP)
Title: Thermal recording body and image formation method
Inventor: OTSUKA MASANORI
IPC: B41M5/337
Filed: 2022-04-06
Abstract: To provide a thermal recording body which can suppress color development caused by heating after radiation of ultraviolet light even when an amount of ultraviolet light to be radiated is small.SOLUTION: There is provided a thermal recording body comprising a heat sensitive coloring layer containing an electron donative dye precursor, an electron acceptor compound, a polyfunctional radical polymerizable compound, a mono-functional radical polymerizable compound, and a photo-radical polymerization initiator. At least any of the polyfunctional radical polymerizable compound and the mono-functional radical polymerizable compound includes a (meth)acrylate group.SELECTED DRAWING: Figure 1
Patent JP-2023156776-A (JP)
Title: Vehicle route planning device, vehicle route planning method, and vehicle route planning system
Inventor: TAKAGI YOSHITAKA
IPC: G08G1/123
Filed: 2022-04-13
Abstract: To reduce a possibility of slowing down a traffic flow.SOLUTION: In a vehicle route planning device, a surrounding environment of a preceding vehicle is acquired, which is an automatic driving vehicle; a traveling speed that the preceding vehicle can output is calculated depending on the acquired surrounding environment; a current location of the preceding vehicle is acquired; a traveling route candidate is calculated from the current location of the preceding vehicle to a destination based on the calculated traveling speed and the acquired current location; a traffic tolerance of the calculated traveling route candidate is calculated; and a traveling route candidate selected according to the calculated traffic tolerances from the calculated traveling route candidates is output as a proposed traveling route.SELECTED DRAWING: Figure 4
Patent JP-2023158934-A (JP)
Title: Image forming apparatus
Inventor: UCHIYAMA AKIHIKO
IPC: G03G21/00
Filed: 2022-04-19
Abstract: To reduce the frictional force of a cleaning nip part in control of image density of an image forming apparatus.SOLUTION: A CPU performs control to allow execution of a patch measurement step (S919-S925) of causing an optical sensor to irradiate a patch with light from a light-emitting device and detect reflected light, and a background measurement step (S916-S918) of causing the optical sensor to irradiate a surface of an intermediate transfer belt with light from a light source and detect reflected light, and when the background measurement step is executed, the CPU forms a patch for gain adjustment for supplying toner to a nip part in a second area that is an area of the intermediate transfer belt different from a first area (S916).SELECTED DRAWING: Figure 9