Patents by Inventor Junichiro Takahashi
Junichiro Takahashi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240160378Abstract: An information processing device includes: a control section controlling rewriting of a recording device installed in a vehicle; and a setting section that, on the basis of a first maximum number of times of rewriting that corresponds to a first interval in which functions of the recording device are guaranteed, sets a second maximum number of times of rewriting in a second interval that is an interval that is shorter than the first interval.Type: ApplicationFiled: November 3, 2023Publication date: May 16, 2024Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, DENSO CORPORATIONInventors: Jun IWAMOTO, Junichiro TAMAO, Norihide KOHMOTO, Toshiaki ISOGAI, Tomohiro TAKAHASHI
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Publication number: 20230258315Abstract: The present invention provides a deep ultraviolet radiation apparatus that is safe and has a high bacteria eliminating effect. The ultraviolet radiation apparatus comprises an optical filter that prevents the transmission of ultraviolet light of 240 nm or more emitted from a phosphor, wherein the optical filter is arranged facing light emitting surfaces of a gas-discharging tube array-type surface-emitting ultraviolet light source device comprising phosphor layer having a broad emission spectrum with a wavelength width of at least 210 nm to 250 nm with a peak wavelength of 228 nm. Light irradiated from the light source device is incident on a filter membrane with an incident angle thereof being altered by a transparent substrate of the optical filter. An ozone generation space may be formed between the surface-emitting ultraviolet light source device and the optical filter.Type: ApplicationFiled: November 22, 2021Publication date: August 17, 2023Inventors: Tsutae SHINODA, Hitoshi HIRAKAWA, Kenji AWAMOTO, Takefumi HIDAKA, Junichiro TAKAHASHI, Tetsuya MAKINO, Masayuki WAKITANI, Yoko SHINODA
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Patent number: 11011367Abstract: A light-emitting tube array-type light source device includes: a plurality of light-emitting gas discharge tubes 11; and an electrode substrate 30 supporting the light-emitting gas discharge tubes in parallel on an upper surface thereof, the electrode substrate having a plurality of slits partially exposes a bottom surface of each light-emitting tube, thereby the light-emitting gas discharge tubes can be cooled through the slits.Type: GrantFiled: October 3, 2019Date of Patent: May 18, 2021Assignee: SHIKOH TECH CO., LTD.Inventors: Tsutae Shinoda, Hitoshi Hirakawa, Kenji Awamoto, Takefumi Hidaka, Junichiro Takahashi, Tetsuya Makino
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Publication number: 20200152442Abstract: A light-emitting tube array-type light source device includes: a plurality of light-emitting gas discharge tubes 11; and an electrode substrate 30 supporting the light-emitting gas discharge tubes in parallel on an upper surface thereof, the electrode substrate having a plurality of slits partially exposes a bottom surface of each light-emitting tube, thereby the light-emitting gas discharge tubes can be cooled through the slits.Type: ApplicationFiled: October 3, 2019Publication date: May 14, 2020Inventors: Tsutae SHINODA, Hitoshi HIRAKAWA, Kenji AWAMOTO, Takefumi HIDAKA, Junichiro TAKAHASHI, Tetsuya MAKINO
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Publication number: 20200122468Abstract: An ink mist collection device includes: a vent including a mist inflow port that allows ink mist to flow thereinto, the ink mist being generated when an ink ejector that ejects an ink toward a recording medium ejects the ink; a suction fan that causes the ink mist to flow into the vent via the mist inflow port and sucks the ink mist that has flowed in; and a collection member provided between the mist inflow port inside the vent and the suction fan, the collection member collecting the ink mist that has flowed into the vent, and the suction fan and the collection member are configured such that a travel speed of the ink mist travelling inside the collection member in an orthogonal direction orthogonal to a suction direction of the ink mist is uniform.Type: ApplicationFiled: October 16, 2019Publication date: April 23, 2020Inventor: Junichiro TAKAHASHI
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Publication number: 20190375215Abstract: An active energy ray irradiation apparatus includes: an irradiator into which a recording medium having a surface to which a radically curable ink to be cured by an active energy ray is attached is carried in a direction along the surface and which irradiates the radically curable ink with an active energy ray; and a blower that blows an airflow onto the surface of the recording medium before being carried into the irradiator, wherein the airflow has a flow rate component in a direction perpendicular to a carry-in direction of the recording medium, equal to or more than 1.5 times a carry-in speed of the recording medium, on the surface of the recording medium.Type: ApplicationFiled: May 13, 2019Publication date: December 12, 2019Inventors: Junichiro TAKAHASHI, Shota OKUDA
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Patent number: 10128100Abstract: During a normal operation, alternating drive voltage to be applied between a pair of electrodes provided to face an outer surface of a bottom part of a gas discharge light emitting tube is switched to a voltage value V2 lower than a voltage value V1 at the time of starting lighting. Further, the alternating drive voltage to be applied during the normal discharge operation is intermittently applied in a predetermined cycle and duty ratio to enable adjustment of light emission intensity.Type: GrantFiled: November 14, 2016Date of Patent: November 13, 2018Assignee: SHIKOH TECH LLCInventors: Tsutae Shinoda, Hitoshi Hirakawa, Kenji Awamoto, Junichiro Takahashi, Takefumi Hidaka
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Publication number: 20180144925Abstract: During a normal operation,alternating drive voltage to be applied between a pair of electrodes provided to face an outer surface of a bottom part of a gas discharge light emitting tube is switched to a voltage value V2 lower than a voltage value V1 at the time of starting lighting. Further, the alternating drive voltage to be applied during the normal discharge operation is intermittently applied in a predetermined cycle and duty ratio to enable adjustment of light emission intensity.Type: ApplicationFiled: November 14, 2016Publication date: May 24, 2018Inventors: Tsutae SHINODA, Hitoshi HIRAKAWA, Kenji AWAMOTO, Junichiro TAKAHASHI, Takefumi HIDAKA
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Patent number: 9947526Abstract: A gas discharge device includes a thin glass tube filled with a discharge gas; a pair of first and second long electrodes extending toward either side along a longitudinal direction with a discharge gap interposed therebetween are provided outside of a back side flat surface of a thin glass tube; and a ultraviolet phosphor layer formed on an inner surface at the back side flat surface, the thin glass tube filled with a discharge gas having a front side flat surface and the back side flat surface facing each other on a transverse section, wherein, starting with trigger discharge that is initially generated in the discharge gap as a result of a voltage increase when a voltage with a sine waveform or an inclined waveform is applied between both electrodes, the discharge gradually extends so as to move in the longitudinal direction of the electrodes.Type: GrantFiled: January 29, 2016Date of Patent: April 17, 2018Assignee: SHIKOH TECH LLCInventors: Tsutae Shinoda, Hitoshi Hirakawa, Kenji Awamoto, Bingang Guo, Takefumi Hidaka, Junichiro Takahashi
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Publication number: 20170186596Abstract: The object of this invention is to provide a gas discharge device which has a simple configuration, inexpensive, and has excellent luminous efficiency, for an ultraviolet or visible light source. The invention provides a gas discharge device in which first and second long electrodes extending toward either side along a longitudinal direction with a discharge gap interposed therebetween are provided outside of a back side flat surface of a thin glass tube, the thin glass tube filled with a discharge gas having a front side flat surface and the back side flat surface facing each other on a transverse section, wherein, starting with trigger discharge that is initially generated in the discharge gap as a result of a voltage increase when a voltage with a sine waveform or an inclined waveform is applied between both electrodes, the discharge gradually extends so as to move in the longitudinal direction of the electrodes.Type: ApplicationFiled: January 29, 2016Publication date: June 29, 2017Inventors: Tsutae SHINODA, Hitoshi HIRAKAWA, Kenji AWAMOTO, Bingang GUO, Takefumi HIDAKA, Junichiro TAKAHASHI
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Publication number: 20100024775Abstract: A fuel supply apparatus having a fuel tank, throttle body, and fuel injection device configured integrally. The fuel injection device is positioned between the fuel tank and throttle body. The fuel injection device is a pressure-type fuel injection device that injects the fuel by pumping the fuel by reciprocative movement of a plunger. The fuel injection device injects the fuel located in the fuel tank into the intake passage of the throttle body on the basis of a signal from an Electronic Control Unit (ECU).Type: ApplicationFiled: July 29, 2009Publication date: February 4, 2010Applicant: MIKUNI CORPORATIONInventors: Junichiro Takahashi, Hirokazu Hirosawa, Yuichi Baba
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Publication number: 20070147914Abstract: Provided are a metal belt which is improved in wear resistance, thermal conductivity, thin wall designs, heat resistance and flexibility, a fixing belt in which this metal belt is used, and a high durability and high reliability heat fixing device which has this fixing belt. This metal belt is made of a nickel-iron alloy manufactured by an electroforming process, and the nickel-iron alloy satisfies relationships expressed by the following equations: 0.001?S?0.13 ??(1) 85×S+3?F?350×S+3 ??(2) wherein S represents a sulfur content (mass %) and F represents an iron content (mass %).Type: ApplicationFiled: December 2, 2004Publication date: June 28, 2007Inventors: Junichiro Takahashi, Yaomin Zhou, Koji Sasaki, Makoto Miyagi, Nobuhiro Arai
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Patent number: 7094041Abstract: With structure comprising a cylinder, a magnetic circuit to exert a mountain-shaped thrust, and a feeding spring to exert an urging force to a plunger during a feeding process, fuel is sucked by movement of the plunger and energy is accumulated in the feeding spring during a powering state, the fuel is fed by movement of the plunger by the urging force of the feeding spring during a non-powering state, a spring constant of the feeding spring is set to generate an urging force larger than a thrust in an early range of the mountain-shaped thrust, and a second spring is disposed to exert an urging force in a direction against the urging force of the feeding spring to make the urging force smaller than the thrust, at least in the early range. In this manner, with an electromagnetically driven type plunger pump of a non-powering feeding type, an effective stroke is enlarged and a feeding amount is increased.Type: GrantFiled: October 17, 2001Date of Patent: August 22, 2006Assignee: Mikuni CorporationInventors: Shogo Hashimoto, Ryoji Ehara, Junichiro Takahashi
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Patent number: 6946071Abstract: The present device is a fuel supply device to pressurize and supply fuel F which is stored in a fuel tank 10, which comprises a fuel supply pipe 11 which forms a supply passage for the fuel F, a fuel filter 12 to filter the fuel F disposed at the midway of the fuel pipe 11 and below the fuel tank 10, a fuel pump 13 to pressure-feed the fuel F disposed at the downstream side than the fuel filter 12, and a venting pipe 15 to connect the downstream side of the fuel filter 12 and an upper air-space A of the fuel tank 10. The object is to provide the fuel supply device and the fuel filter utilized for the fuel supply device which can ensure the discharging amount of the fuel pump by satisfactory removing of vapor which is generated in the fuel sucked to the fuel pump.Type: GrantFiled: September 17, 2001Date of Patent: September 20, 2005Assignee: Mikuni CorporationInventors: Ryoji Ehara, Junichiro Takahashi, Shogo Hashimoto
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Patent number: 6877489Abstract: An electronically controlled fuel injection device includes a plunger pump constituted by a cylinder, a plunger is slidably mounted within the cylinder to form a pressure chamber, and a solenoid coil for driving the plunger. At a lower section of a body that encases the plunger pump, an intake section is coupled to the pressure chamber to cause intake of fuel into the pressure chamber upon operation of the plunger. At an upper section of the body, a return section is arranged to return surplus fuel to a fuel tank. A circulation passage branches off from the intake section and is provided between the cylinder and the solenoid coil for guiding a portion of the fuel toward the return section. With this arrangement, penetration of vapor into the fuel injection device is suppressed, and an inexpensive and highly durable electronically controlled fuel injection device is provided.Type: GrantFiled: May 15, 2003Date of Patent: April 12, 2005Assignee: Mikuni CorporationInventors: Shogo Hashimoto, Ryoji Ehara, Hiroshi Mizui, Tadashi Nichogi, Junichiro Takahashi
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Publication number: 20040065305Abstract: The present device is a fuel supply device to pressurize and supply fuel F which is stored in a fuel tank 10, which comprises a fuel supply pipe 11 which forms a supply passage for the fuel F, a fuel filter 12 to filter the fuel F disposed at the midway of the fuel pipe 11 and below the fuel tank 10, a fuel pump 13 to pressure-feed the fuel F disposed at the downstream side than the fuel filter 12, and a venting pipe 15 to connect the downstream side of the fuel filter 12 and an upper air-space A of the fuel tank 10. The object is to provide the fuel supply device and the fuel filter utilized for the fuel supply device which can ensure the discharging amount of the fuel pump by satisfactory removing of vapor which is generated in the fuel sucked to the fuel pump.Type: ApplicationFiled: November 18, 2003Publication date: April 8, 2004Inventors: Ryoji Ehara, Junichiro Takahashi, Shogo Hashimoto
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Publication number: 20040020475Abstract: An electronically controlled fuel injection device includes a plunger pump constituted by a cylinder, a plunger is slidably mounted within the cylinder to form a pressure chamber, and a solenoid coil for driving the plunger. At a lower section of a body that encases the plunger pump, an intake section is coupled to the pressure chamber to cause intake of fuel into the pressure chamber upon operation of the plunger. At an upper section of the body, a return section is arranged to return surplus fuel to a fuel tank. A circulation passage branches off from the intake section and is provided between the cylinder and the solenoid coil for guiding a portion of the fuel toward the return section. With this arrangement, penetration of vapor into the fuel injection device is suppressed, and an inexpensive and highly durable electronically controlled fuel injection device is provided.Type: ApplicationFiled: May 15, 2003Publication date: February 5, 2004Inventors: Shogo Hashimoto, Ryoji Ehara, Hiroshi Mizui, Tadashi Nichogi, Junichiro Takahashi
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Publication number: 20040022651Abstract: With the structure comprising a cylinder 10, a magnetic circuit to exert mountain-shaped thrust, and a feeding spring 50 to exert urging force to the plunger 20 in a feeding process, fuel is sucked by the movement of the plunger 20 and energy is accumulated at the feeding spring 50 at a powering state, the fuel is fed by the movement of the plunger 20 by the urging force of the feeding spring 50 at a non-powering state, the spring constant of the feeding spring 50 is set to generate the urging force larger than the thrust in an early range of the mountain-shaped thrust, and the second spring 60 is disposed to exert the urging force in a direction against the urging force of the feeding spring 50 to make the urging force smaller than the thrust, at least in the early range.Type: ApplicationFiled: April 10, 2003Publication date: February 5, 2004Inventors: Shogo Hashimoto, Ryoji Ehara, Junichiro Takahashi
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Patent number: 6640787Abstract: An electronically controlled fuel injection device includes a plunger pump, a circulation passage which circulates fuel that has been pressurized in the initial stage of a pressure-feeding stroke, a valve body which blocks the circulation passage in the later stage of the pressure-feeding stroke, an inlet orifice nozzle which allows the passage of fuel whose pressure has been increased in the later stage of the pressure-feeding stroke, an outlet orifice nozzle which is used to circulate some of the fuel that has passed through the inlet orifice nozzle back into the fuel tank, an injection nozzle which injects an amount of fuel equal to the difference between the fuel that has passed through the inlet orifice nozzle and the fuel that has passed through the outlet orifice nozzle, and a control arrangement for controlling the plunger pump in response to the cycle of the engine.Type: GrantFiled: January 30, 2003Date of Patent: November 4, 2003Assignee: Mikuni CorporationInventors: Shogo Hashimoto, Ryoji Ehara, Hiroshi Mizui, Tadashi Nichogi, Junichiro Takahashi
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Publication number: 20030116135Abstract: An electronically controlled fuel injection device includes a plunger pump, a circulation passage which circulates fuel that has been pressurized in the initial stage of a pressure-feeding stroke, a valve body which blocks the circulation passage in the later stage of the pressure-feeding stroke, an inlet orifice nozzle which allows the passage of fuel whose pressure has been increased in the later stage of the pressure-feeding stroke, an outlet orifice nozzle which is used to circulate some of the fuel that has passed through the inlet orifice nozzle back into the fuel tank, an injection nozzle which injects an amount of fuel equal to the difference between the fuel that has passed through the inlet orifice nozzle and the fuel that has passed through the outlet orifice nozzle, and a control arrangement for controlling the plunger pump in response to the cycle of the engine.Type: ApplicationFiled: January 30, 2003Publication date: June 26, 2003Inventors: Shogo Hashimoto, Ryoji Ehara, Hiroshi Mizui, Tadashi Nichogi, Junichiro Takahashi