baber/WOPTO huggingface dataset:
Patent JP-2021119409-A (JP)
Title: Electronic keyboard musical instrument, sound signal generator, and sound signal generation method
Inventor: ONO TAKAHIRO
IPC: G10H1/06
Filed: 2021-04-30
Abstract: To provide an electronic keyboard musical instrument, a sound signal generator, and a sound signal generation method that enable a user to perceive a rich-sounding piano sound.SOLUTION: The electronic keyboard musical instrument includes a keyboard, an acquisition unit, an extraction unit, a harmonic component generation unit, a sound signal generation unit, and a sound output unit. The acquisition unit acquires an original sound signal representing a waveform of a piano sound including a base sound corresponding to each key in response to manipulation of each key. The extraction unit of a signal correction unit 170 extracts a component having a frequency lower than a predetermined lower limit frequency from the acquired original sound signal. The harmonic component generation unit generates a harmonic component of the extracted frequency component having a frequency more than or equal to the lower limit frequency. The sound signal generation unit generates an output sound signal including the acquired original sound signal and the generated harmonic component. The sound output unit outputs a piano sound having a reproducible band more than or equal to the lower limit frequency and based on the generated output sound signal.SELECTED DRAWING: Figure 5
Patent JP-2022171209-A (JP)
Title: Vehicle dead angle warning device
Inventor: UNO AKINORI
IPC: G08G1/16
Filed: 2021-04-30
Abstract: To improve accuracy in estimating a dead angle zone of another vehicle traveling ahead of an own vehicle.SOLUTION: A dead angle warning device 100 comprises: a reception section 1 for receiving a front image of an own vehicle; an image recognition section 2 for recognizing another vehicle captured in the image and a white line, which is captured in the image, on a road where the other vehicle travels; a dead angle zone estimation section 3 for estimating a dead angle zone of back confirmation means of the other vehicle; a dead angle zone correction section 4 for detecting a shape of the road from a recognition result of the white line and correcting the dead angle zone estimated by the estimation section based on the shape of the road and the front image of the own vehicle; and an own vehicle driver warning section 6 for issuing a first warning to a driver of the own vehicle in a case where it is determined that the own vehicle is located in the dead angle zone corrected by the correction section.SELECTED DRAWING: Figure 2
Patent JP-2021179606-A (JP)
Title: Semiconductor photoresist composition and method of forming patterns using the composition
Inventor: HAN SEUNG
IPC: G03F7/20
Filed: 2021-05-06
Abstract: To provide a semiconductor photoresist composition having improved resolution, sensitivity, etching resistance, and pattern-forming capability.SOLUTION: A semiconductor photoresist composition includes (A) an organometallic compound, (B) an organic acid having a vapor pressure of less than or equal to 1.0 mmHg at 25°C, and a pKa of 3 to 5, and (C) a solvent. There is also provided a method of forming a pattern with the composition.SELECTED DRAWING: Figure 5
Patent JP-2022172994-A (JP)
Title: Image forming apparatus
Inventor: KOBAYASHI MANATO
IPC: G03G21/00
Filed: 2021-05-07
Abstract: To provide an image forming apparatus that can appropriately set a secondary transfer voltage applied to a second surface of a double-sided print.SOLUTION: There is provided an image forming apparatus 1 that has reading means that acquires information on the density of a first test image on a first surface and a second test image on a second surface of a double-sided chart, and can set transfer voltage in double-sided image formation. The image forming apparatus 1 has an execution unit that executes operations to output the double-sided chart so that the first test image and the second test image do not overlap on the front and back of a recording material S, and the execution unit has: an acquisition unit that acquires first information on the amount of adjustment of transfer voltage during transfer to the first surface based on information on the density of the first test image, and acquires information on the amount of adjustment of transfer voltage during transfer to the second surface based on information on the density of the second test image; a correction unit that corrects second information to acquire information on the amount of adjustment of transfer voltage during transfer to the second surface; and a setting unit that sets the transfer voltage during transfer to the first surface based on the first information and sets the transfer voltage during transfer to the second surface based on third information.SELECTED DRAWING: Figure 8
Patent JP-2022175327-A (JP)
Title: Rolling die
Inventor: OGURO YOSHITAKA
IPC: B21H3/04
Filed: 2021-05-13
Abstract: To provide a rolling die that optimizes a flow of a rolling-objective material during rolling, prevents the tip of the product from being formed into an imperfect shape, and eliminates the need for removal of protrusions after rolling.SOLUTION: A rolling die is used for forming a helical tooth profile 21 on an outer peripheral surface of a rolling-objective material 20, and includes a chamfer portion 1, a finishing portion 2 and a relief portion 3 in order from a rolling direction start side to a rolling direction end side. The chamfer portion 1, the finishing portion 2, and the relief portion 3 are provided with machining teeth that contact the rolling-objective material 20, respectively. The machining tooth 4 in the chamfer portion 1 includes, at a tooth tip, a chevron tip portion 7 that protrudes toward the tip. The chevron tip portion 7 is configured so that a volume on the rolling direction start side is larger than a volume on the rolling direction end side with respect to a tooth thickness center line Cr of the machining tooth 4.SELECTED DRAWING: Figure 1
Patent JP-2022175794-A (JP)
Title: metal strip heat treatment furnace
Inventor: SAKAI TAKAHIRO
IPC: F27B9/12
Filed: 2021-05-14
Abstract: To provide a metal strip heat treatment furnace in which the amount of gas sprayed on a metal strip can be quickly changed while suppressing temperature changes inside the furnace where the metal strip is heat treated, and which has an extremely simple structure, high reliability and low facility cost.SOLUTION: A metal strip heat treatment furnace is equipped with: a furnace body 2 in which a metal strip W to be heat treated travels; a circulation duct system 5 comprising an internal duct 3 provided inside the furnace and an external duct 4 provided outside the furnace and communicated with the internal duct to circulate hot air inside the furnace; and a heater 6 provided in the external duct to heat gas. The internal duct is provided with a nozzle 8 for blowing hot air to the metal strip, and a communication opening 9 for discharging hot air into the furnace to reduce the amount of heating of the metal strip is openably/closably provided.SELECTED DRAWING: Figure 1
Patent JP-2022158764-A (JP)
Title: Abacus capable of digital display (arabic numeral) (arabic numeral) in addition to analog display
Inventor: YAMAMOTO KENJI
IPC: G06C1/00
Filed: 2021-04-01
Abstract: To provide an abacus which can display arabic numerals (Arabic numerals) at an upper side of the abacus although a conventional abacus only allows conversion to Arabic numerals after counting abacus beads.SOLUTION: An abacus according to the present invention is characterized in that Arabic numerals (Arabic numerals) ((6), (7), (8), (9), (10), (11), (12), (13), and (14) are displayed on an upper part of a conventional abacus.SELECTED DRAWING: Figure 3
Patent JP-2022182182-A (JP)
Title: Corrosion-resistant antifungal metal plate
Inventor: WAKAUMI HISAO
IPC: F24F1/0325
Filed: 2021-05-27
Abstract: To provide a corrosion-resistant antifungal metal plate having corrosion resistance and capable of maintaining a function necessary to prevent generation of mold even when placed in an environment in which friction is generated on a surface of a plate.SOLUTION: In a corrosion-resistant antifungal metal plate, a ratio of copper is greater than a ratio of iron, and a surface of a plate obtained by rolling a copper iron alloy having a sea-island structure in which the iron is surrounded by the copper is covered by microporous plating. The metal plate is suitable for forming an object placed under an environment in which a humidity is high and a surface of the object is exposed to a flow of a liquid or a gas. The plate is particularly suitable as a washing tub or a fin material of an air conditioner.SELECTED DRAWING: Figure 1
Patent JP-2022185441-A (JP)
Title: Car washing machine and car washing method
Inventor: MIZUTANI KEISUKE
IPC: B60S3/06
Filed: 2021-06-02
Abstract: To perform more appropriate washing of a vehicle by more accurately finding out the outer shape or position of the vehicle.SOLUTION: A car washing machine (2) comprises: an image capturing unit (50); an image analysis unit (52); and a car washing machine body (4). The image capturing unit captures an image including a reference object (54) and a vehicle (X). The image analysis unit obtains vehicle information including at least one of the length and the position of at least a portion of the vehicle on the basis of reference object information including at least one of the length and the position of the reference object in the image. The car washing machine body washes the vehicle by the relative movement with the vehicle on the basis of the vehicle information.SELECTED DRAWING: Figure 1
Patent JP-2022185636-A (JP)
Title: Electric actuator for landing gear of aircraft
Inventor: FUKUZAWA MITSURU
IPC: B64C25/24
Filed: 2021-06-03
Abstract: To provide an electric actuator for a landing gear of an aircraft, which achieves weight reduction and facilitation of maintenance.SOLUTION: An electric actuator for a landing gear of an aircraft comprises a slide head mechanism 75 arranged in a casing 50, a motor 51 with a brake, a free-fall gear mechanism 53, a slide shaft, an emergency release mechanism 54, and a rotary connection body 80. The electric actuator has a clutch portion arranged on the slide shaft, and has configuration in which the rotary connection body 80 is tilted by an emergency release solenoid 52 in such a manner that the slide shaft is moved to the inner side, the clutch portion is turned off, an outer peripheral rotation body of the free-fall gear mechanism 53 rotates freely, and a slide head 78 extends outward from the slide head mechanism 75.SELECTED DRAWING: Figure 7
Patent JP-2022189480-A (JP)
Title: Phenoxazines, organic light-emitting element having the same, display device, imaging apparatus, electronic device, lighting device, and mobile body
Inventor: SEKIGUCHI TAKESHI
IPC: H05B33/02
Filed: 2021-06-11
Abstract: To provide an organic EL element that emits blue light as well as having excellent luminous efficiency using a new combination of materials.SOLUTION: The organic light-emitting element has a first electrode, a second electrode, and an organic compound layer arranged between the first electrode and the second electrode. A new compound indicated by a phenoxazine compound is used in an emitting layer.SELECTED DRAWING: Figure 1
Patent JP-2021165391-A (JP)
Title: Fire-resistant resin composition
Inventor: SHIMAMOTO TOMOO
IPC: C08L85/02
Filed: 2021-06-11
Abstract: To provide a lower phosphate-containing fire-resistant resin composition excellent in fire resistance.SOLUTION: A fire-resistant resin composition comprises a matrix resin, heat-expandable graphite, and a lower phosphate, and is characterized in that the content of the lower phosphate in the fire-resistant resin composition is 5 mass% or more and that the composition has a combustible-component content of 65 mass% or less.SELECTED DRAWING: None
Patent JP-2022190422-A (JP)
Title: Device for winding tape around wiring harness
Inventor: TOYAMA HARUMI
IPC: H01B13/012
Filed: 2021-06-14
Abstract: To provide a device for winding a tape which can easily perform tape winding of excellent quality with a simple configuration without being affected by uneven conveyance speed of a jig plate.SOLUTION: This device comprises: a jig plate 10 conveyed in a specified conveyance direction; a slide base 20 which can be moved relatively to the jig plate and moves from an initial position to an end position synchronously with the jig plate; a tape winding unit 50 which can be moved relatively to the slide base; and a slide drive mechanism 60 which relatively moves the tape winding unit 50 on the basis of the slide base 20.SELECTED DRAWING: Figure 1
Patent JP-2023000435-A (JP)
Title: Filter switching device and imaging apparatus including the same
Inventor: FUJIWARA DAISUKE
IPC: H04N23/55
Filed: 2021-06-18
Abstract: To provide a filter switching device that holds a plurality of optical filters while allowing the optical filters to advance and retreat with respect to an optical path with one driving source, has a small size, and can prevent the positional deviation of the optical filters even if vibration or impact is applied thereto, and an imaging apparatus including the same.SOLUTION: A filter switching device has: one driving means; a first holding member that holds a first optical filter and includes a first cam follower; a second holding member that holds a second optical filter and includes a second cam follower; and a cam barrel that is rotatable around a rotation axis orthogonal to an optical path of an imaging apparatus with one driving means, and is formed with a first cam groove engaging with the first cam follower and a second cam groove engaging with the second cam follower. The first cam groove is formed to allow the first optical filter to be inserted into the optical filter or to be retreated from the optical path. The second cam groove is formed to allow the second optical filter to be inserted into the optical filter or to be retreated from the optical path.SELECTED DRAWING: Figure 5
Patent JP-2023003185-A (JP)
Title: Information processor, method for processing information, and information processing program
Inventor: SAKUMA SATOSHI
IPC: H04M3/42
Filed: 2021-06-23
Abstract: To provide a technique that can promote a user to use a telematics service.SOLUTION: The information processor of the present disclosure provides a telematics service. A control unit of the information processor sets an electronic mail address specified by the user at a login ID of the telematics service when a usage contract of the telematics service is made. The control unit also relates the set login ID to a vehicle that the user is entitled to own or use, and registers the login ID in relation of the vehicle in a storage unit.SELECTED DRAWING: Figure 7
Patent JP-2023004363-A (JP)
Title: Hydrogen embrittlement-resistant high-hardness stainless steel
Inventor: HOSODA TAKASHI
IPC: C22C38/00
Filed: 2021-06-25
Abstract: To provide a stainless steel that is inexpensive and has excellent hydrogen brittleness resistance, mechanical properties, and corrosion resistance.SOLUTION: A hydrogen embrittlement-resistant high-hardness stainless steel comprises, in mass%, C: more than 0.10% to 0.60%, Si: 0.05% to 0.80%, Mn: 2.0% to 10.0%, P: 0.050% or less, S: 0.050% or less, Ni: 8.0% to less than 20.0%, Cr: more than 18.0% to 25.0%, Mo: 0.01% to 0.50%, Cu: 0.05% to 0.75%, V: more than 0.50% to 3.00%, Al: 0.001% to 0.100%, N: 0.01% to 0.10%, with the balance being Fe and inevitable impurities.SELECTED DRAWING: None
Patent JP-2023005286-A (JP)
Title: Control system, control method, and program
Inventor: TERADA KENGO
IPC: G08B25/04
Filed: 2021-06-28
Abstract: To enhance security.SOLUTION: A control system 10 includes an acquisition unit 131 and a voice control unit 134. The acquisition unit 131 acquires an authentication result based on authentication information of a visitor located in a predetermined area. The predetermined area is an area outside an entrance of a facility. The voice control unit 134 has a voice control function for controlling a target device in accordance with voice. The voice control function includes a specific control function for controlling the target device in accordance with a voice emitted from the visitor in the predetermined area. The voice control unit 134 switches the specific control function between an enabled state and a disabled state on the basis of the authentication result.SELECTED DRAWING: Figure 1
Patent JP-2023006379-A (JP)
Title: Toy for pet
Inventor: KINOSHITA TAIKI
IPC: A01K15/02
Filed: 2021-06-30
Abstract: To provide a toy for pet, which allows a user to play with a pet, and image a playing pet, in a sight of a user.SOLUTION: A toy for pet comprises: a rod shaped main body having, a gripping part, and a support hole above the gripping part; an operation part which has a base part which is rotatably supported to the support hole; a toy fitting part which is provided at the base part and to which the toy is detachably fitted; and a terminal holding part which is rotatably fitted to the main body for holding a portable information terminal. According to an operation of the operation part by a user, the toy fitted to the toy fitting part is moved, in the toy for pet.SELECTED DRAWING: Figure 1
Patent JP-2023007875-A (JP)
Title: Network system, server, and program
Inventor: NEI SHIZUKA
IPC: G16H10/00
Filed: 2021-07-02
Abstract: To provide a network system capable of automatically identifying a start date of menstruation based on the history of use of sanitary products.SOLUTION: A network system 1 includes: a storage device 200 for storing sanitary products; a server 100 for identifying a start date of a user's menstruation by identifying the number of used sanitary products based on data from the storage device; and a communication terminal 300 that displays the start date of the user's menstruation based on data from the server, receives an instruction to correct the start date of the menstruation, and transmits the instruction to the server.SELECTED DRAWING: Figure 1
Patent JP-2023010239-A (JP)
Title: Fine bubble supply device
Inventor: OKAMURA KEI
IPC: B01F25/30
Filed: 2021-07-09
Abstract: To provide a fine bubble supply device of a simple aspirator system and with a simple structure which is capable of stably and efficiently generating a constant amount of fine bubbles per unit time by using artificial gas from an artificial gas supply source such as a small gas cylinder of a small capacity and a mini gas cartridge and of supplying a small amount of measurement object part with the fine bubbles.SOLUTION: A fine bubble supply device 1 supplies, with a liquid feed pump 20, a part 11 to be measured with liquid containing fine bubbles 12 generated by sucking artificial gas from an artificial gas supply source 50 into an aspirator 30 that sucks and conducts liquid from the liquid part 11 to be measured or its peripheral environment with the liquid feed pump 20. The device has a capacity-variable buffer vessel 40 which equalizes pressure of the artificial gas to peripheral pressure of the part 11 to be measured in the middle of a flow path between the artificial gas supply source 50 and the aspirator 30.SELECTED DRAWING: Figure 1
Patent JP-2023010318-A (JP)
Title: optical device
Inventor: OTA TAKEFUMI
IPC: G02B5/18
Filed: 2021-07-09
Abstract: To improve the accuracy of controlling light to be emitted.SOLUTION: An optical device disperses the wavelength of light from a light source and emits controlled emission light. The optical device has: a dispersive element that disperses incident light to generate first dispersed light and allows the incident light to transmit therethrough to generate transmitted light; a reflection unit that reflects the first dispersed light to guide it to the dispersive element; and a reflective element that reflects the transmitted light and second dispersed light generated by the dispersive element dispersing the first dispersed light reflected on the reflection unit and guided to the dispersive element, and making the rays of light incident on the dispersive element while changing a position in a direction substantially perpendicular to a surface on which the light is dispersed by the dispersive element. The light source, dispersive element, reflection unit, and reflective element are arranged so as to make different the incident positions of the second dispersed light and the transmitted light on the reflective element.SELECTED DRAWING: Figure 1
Patent JP-2021184469-A (JP)
Title: Component mounting device and component mounting method
Inventor: KADOTA SHOZO
IPC: H05K13/04
Filed: 2021-07-12
Abstract: To provide a component mounting device and a component mounting method which can continue the operation of a mounting head while securing the safety of a worker.SOLUTION: A component mounting device 1 comprises: a mounting head 31 which takes out a component 3 from a part feeder 21 through an opening formed on the upper side of a component supply port 21p of the part feeder 21 held by a carriage 22 coupled to a base 11 and mounts the component to a board 2; and a shutter 45 which is moved between the opening position for opening the opening and the closing position for closing the opening. While at least the shutter 45 is moved to the opening position from the closing position after the carriage 22 is coupled to the base 11, the mounting head 31 takes out the component 3 from the part feeder 21 held by another carriage 22 different from the carriage 22 and mounts the component to the board 2.SELECTED DRAWING: Figure 1
Patent JP-2023012774-A (JP)
Title: Wrap film wound body
Inventor: HIROSAKI SHINJI
IPC: B65D65/40
Filed: 2021-07-14
Abstract: To provide a wrap film wound body capable of inhibiting a wrinkle of a film from occurring in a wound body formed by winding a wrap film on a paper tube, and reducing cutting failure being generated when the film is cut with a cutting blade.SOLUTION: In a wrap film wound body formed by winding a wrap film on a paper tube which is a winding core, a thickness from the outer surface of the paper tube of the wrap film wound body to the outer surface of the wound body formed by winding the wrap film is defined as L. An arithmetic mean value of measured gloss values is 45% or more when measuring the gloss (irradiation angle of 45°) at 10 points of 1 mm intervals over a range from the center of the wrap film wound body to "paper tube axial distance/4" mm at a position where a thickness from the outer surface of the paper tube of the wrap film wound body to the outer surface of the wound body having the wrap film wound becomes L/2 by unwinding the wrap film.SELECTED DRAWING: None
Patent JP-2023013855-A (JP)
Title: On-vehicle system and electronic control device
Inventor: IDEGUCHI KOTA
IPC: G06F21/55
Filed: 2021-07-16
Abstract: To prevent damage from cyber attacks even when an ECU that performs countermeasure processing in an on-vehicle system suffers the cyber attacks.SOLUTION: When a detection ECU 103 detects a security event, the detection ECU transmits a countermeasure request message to a countermeasure leader ECU 101, the countermeasure leader ECU 101 transmits an advance preparation message to countermeasure ECUs 102A-102C, and the countermeasure ECUs 102A-102C transmit a preparation message to the countermeasure leader ECU 101 and another countermeasure ECU 102. The countermeasure leader ECU 101 and the countermeasure ECUs 102A-102C respectively transmit a commit message to the other countermeasure ECUs 101 and 102, and when receiving the commit message, the ECUs each perform verification of the received commit message, and perform agreed countermeasures.SELECTED DRAWING: Figure 5