Patents by Inventor Kunihiro Tanaka
Kunihiro Tanaka 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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Patent number: 11978326Abstract: The present disclosure appropriately encourages provision of a service according to a location or provision of a location according to a service. A controller of a server apparatus that is an information processing apparatus according to the present disclosure acquires, from an apparatus of a location provider, attribute information of a location that the location provider is able to provide. The controller acquires, from an apparatus of a service provider, attribute information of a service that the service provider is able to provide. The controller performs, at least one of transmission, to the apparatus of the location provider, of a notification encouraging rental of the location to the service provider and transmission, to the apparatus of the service provider, of a notification encouraging use of the location when the attribute information of the location and the attribute information of the service satisfy a predetermined condition.Type: GrantFiled: March 12, 2021Date of Patent: May 7, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tatsuya Matsunami, Atsuko Yamanaka, Kunihiro Tsunekawa, Sokfan Yee, Masahiro Tanaka, Shuichiro Takahashi, Satoshi Nonoyama, Tokuyuki Nishikawa, Hikaru Satou
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Patent number: 11972391Abstract: The present disclosure makes it possible to further improve convenience of customers and the like accompanying purchase of merchandise. An autonomous traveling unit is provided with: a driving portion including an autonomous traveling ability, the driving portion being configured to be movable together with a storing portion configured to store merchandise; and a controlling portion configured to execute: acquiring settlement completion information about the merchandise stored in the storing portion, the merchandise being merchandise in a store; and controlling the driving portion to cause the merchandise storing portion to move to a first point outside the store after acquiring the settlement completion information.Type: GrantFiled: December 7, 2020Date of Patent: April 30, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tatsuya Matsunami, Atsuko Yamanaka, Kunihiro Tsunekawa, Sokfan Yee, Masahiro Tanaka, Shuichiro Takahashi, Satoshi Nonoyama, Tokuyuki Nishikawa, Hikaru Satou
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Publication number: 20230407459Abstract: The present invention relates to a platinum-based sputtering target containing platinum or a platinum alloy. The platinum-based sputtering target of the present invention is characterized by a material structure in a thickness-direction cross section thereof. Specifically, when a thickness-direction cross section is equally divided into n sections (n=5 to 20) along a thickness direction, a region including (n?2) sections excluding both end sections is set as a determination region, and when an average grain size in each of the sections is measured in the determination region, as well as an average grain size in the entire determination region is measured, the average grain size in the entire determination region is 150 ?m or less, and a coefficient of variation calculated based on the average grain size in each of the sections of the determination region is 15% or less.Type: ApplicationFiled: November 15, 2021Publication date: December 21, 2023Applicants: TOHOKU UNIVERSITY, TANAKA KIKINZOKU KOGYO K.K.Inventors: Akihito FUJINO, Kunihiro TANAKA, Shuichi KUBOTA, Takao ASADA, Tetsuo ENDOH, Shoji IKEDA
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Publication number: 20230113633Abstract: The present invention relates to a medical Au-Pt-Pd alloy including Au, Pt,Pd, and inevitable impurities. The Au-Pt-Pd alloy has an alloy compositioninside a polygon (A1-A2-A3-A4) surrounded by straight lines connected at pointA1 (Au: 53 atom%, Pt: 4 atom%, and Pd: 43 atom%), point A2 (Au: 70 atom%,Pt: 4 atom%, and Pd: 26 atom%), point A3 (Au: 69.9 atom%, Pt: 30 atom%, and Pd: 0.1 atom%), and point A4 (Au: 49.9 atom%, Pt: 50 atom%, and Pd: 0.1 atom%) in a Au-Pt-Pd ternary state diagram. In a metal structure of the alloy, at least one of a Au-rich phase and a Pt-rich phase is distributed, and the total of the area ratio of the Au-rich phase and the area ratio of the Pt-rich phase is 1.5% or more and 25.4% or less.Type: ApplicationFiled: December 14, 2022Publication date: April 13, 2023Applicants: TANAKA KIKINZOKU KOGYO K.K., TOKUSHIMA UNIVERSITYInventors: Michimasa OKUBO, Kenji GOTO, Kunihiro TANAKA, Kojiro SHIRAISHI, Kunihiro SHIMA, Yuya KATO, Kenichi HAMADA, Eiichi HONDA, Emi TAKEGAWA
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Patent number: 11453931Abstract: The present invention relates to a medical Au—Pt—Pd alloy including Au, Pt, Pd, and inevitable impurities. The alloy has an alloy composition inside a polygon (A1-A2-A3-A4-A5-A6) surrounded by straight lines connected at point A1 (Au: 37.9 atom %, Pt: 0.1 atom %, and Pd: 62 atom %), point A2 (Au: 79.9 atom %, Pt: 0.1 atom %, and Pd: 20 atom %), point A3 (Au: 79.9 atom %, Pt: 20 atom %, and Pd: 0.1 atom %), point A4 (Au: 69.9 atom %, Pt: 30 atom %, and Pd: 0.1 atom %), point A5 (Au: 49 atom %, Pt: 30 atom %, and Pd: 21 atom %), and point A6 (Au: 39 atom %, Pt: 40 atom %, and Pd: 21 atom %) in a Au—Pt—Pd ternary state diagram. The metal structure of the alloy is optimized, and the metal structure is close to a single-phase structure, and has little precipitation of a Au-rich phase and a Pt-rich phase different in composition from a mother phase.Type: GrantFiled: September 24, 2020Date of Patent: September 27, 2022Assignees: TANAKA KIKINZOKU KOGYO K.K., TOKUSHIMA UNIVERSITYInventors: Michimasa Okubo, Kenji Goto, Kunihiro Tanaka, Kojiro Shiraishi, Kunihiro Shima, Yuya Kato, Kenichi Hamada, Eiichi Honda, Emi Takegawa
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Publication number: 20220213576Abstract: The present invention relates to a medical Au—Pt—Pd alloy including Au, Pt, Pd, and inevitable impurities. The alloy has an alloy composition inside a polygon (A1-A2-A3-A4-A5-A6) surrounded by straight lines connected at point A1 (Au: 37.9 atom %, Pt: 0.1 atom %, and Pd: 62 atom %), point A2 (Au: 79.9 atom %, Pt: 0.1 atom %, and Pd: 20 atom %), point A3 (Au: 79.9 atom %, Pt: 20 atom %, and Pd: 0.1 atom %), point A4 (Au: 69.9 atom %, Pt: 30 atom %, and Pd: 0.1 atom %), point A5 (Au: 49 atom %, Pt: 30 atom %, and Pd: 21 atom %), and point A6 (Au: 39 atom %, Pt: 40 atom %, and Pd: 21 atom %) in a Au—Pt—Pd ternary state diagram. The metal structure of the alloy is optimized, and the metal structure is close to a single-phase structure, and has little precipitation of a Au-rich phase and a Pt-rich phase different in composition from a mother phase.Type: ApplicationFiled: September 24, 2020Publication date: July 7, 2022Applicants: TANAKA KIKINZOKU KOGYO K.K., TOKUSHIMA UNIVERSITYInventors: Michimasa OKUBO, Kenji GOTO, Kunihiro TANAKA, Kojiro SHIRAISHI, Kunihiro SHIMA, Yuya KATO, Kenichi HAMADA, Eiichi HONDA, Emi TAKEGAWA
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Publication number: 20220042140Abstract: The present invention relates to a medical Au—Pt—Pd alloy including Au, Pt, Pd, and inevitable impurities. The Au—Pt—Pd alloy has an alloy composition inside a polygon (A1-A2-A3-A4) surrounded by straight lines connected at point A1 (Au: 53 atom %, Pt: 4 atom %, and Pd: 43 atom %), point A2 (Au: 70 atom %, Pt: 4 atom %, and Pd: 26 atom %), point A3 (Au: 69.9 atom %, Pt: 30 atom %, and Pd: 0.1 atom %), and point A4 (Au: 49.9 atom %, Pt: 50 atom %, and Pd: 0.1 atom %) in a Au—Pt—Pd ternary state diagram. In a metal structure of the alloy, at least one of a Au-rich phase and a Pt-rich phase is distributed, and the total of the area ratio of the Au-rich phase and the area ratio of the Pt-rich phase is 1.5% or more and 25.4% or less.Type: ApplicationFiled: September 24, 2020Publication date: February 10, 2022Applicants: TANAKA KIKINZOKU KOGYO K.K., TOKUSHIMA UNIVERSITYInventors: Michimasa OKUBO, Kenji GOTO, Kunihiro TANAKA, Kojiro SHIRAISHI, Kunihiro SHIMA, Yuya KATO, Kenichi HAMADA, Eiichi HONDA, Emi TAKEGAWA
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Patent number: 11066728Abstract: The present invention relates to a Ni-based heat-resistant alloy including Ir: 5.0 mass % or more and 50.0 mass % or less, Al: 1.0 mass % or more and 8.0 mass % or less, W: 5.0 mass % or more and 25.0 mass % or less, and balance Ni, having an L12-structured ?? phase present in the matrix, and including at least one of Zr: 0.01 mass % or more and 3.0 mass % or less and Hf: 0.01 mass % or more and 3.0 mass % or less. This Ni-based heat-resistant alloy has improved toughness over a conventional Ni-based heat-resistant alloy based on a Ni—Ir—Al—W-based alloy, and is also excellent in ambient-temperature strength.Type: GrantFiled: December 5, 2017Date of Patent: July 20, 2021Assignees: TOHOKU TECHNO ARCH CO., LTD., TANAKA KIKINZOKU KOGYO K.K.Inventors: Kiyohito Ishida, Toshihiro Omori, Yutaka Sato, Koichi Sakairi, Kunihiro Tanaka, Tatsuya Nakazawa
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Patent number: 11053570Abstract: The present invention relates to a Ni-based heat-resistant alloy including Ir: 5.0 mass % or more and 50.0 mass % or less, Al: 1.0 mass % or more and 8.0 mass % or less, W: 5.0 mass % or more and 25.0 mass % or less, and balance Ni, having an L12-structured ?? phase present in the matrix, and including at least one of Ru: 0.8 mass % or more and 5.0 mass % or less and Re: 0.8 mass % or more and 5.0 mass % or less. This Ni-based heat-resistant alloy has improved toughness over a conventional Ni-based heat-resistant alloy based on a Ni—Ir—Al—W-based alloy, and is also excellent in ambient-temperature strength.Type: GrantFiled: December 4, 2017Date of Patent: July 6, 2021Assignees: TOHOKU TECHNO ARCH CO., LTD., TANAKA KIKINZOKU KOGYO K.K.Inventors: Kiyohito Ishida, Toshihiro Omori, Yutaka Sato, Koichi Sakairi, Kunihiro Tanaka, Tatsuya Nakazawa
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Publication number: 20190338398Abstract: The present invention relates to a Ni-based heat-resistant alloy including Ir: 5.0 mass % or more and 50.0 mass % or less, Al: 1.0 mass % or more and 8.0 mass % or less, W: 5.0 mass % or more and 25.0 mass % or less, and balance Ni, having an L12-structured ?? phase present in the matrix, and including at least one of Ru: 0.8 mass % or more and 5.0 mass % or less and Re: 0.8 mass % or more and 5.0 mass % or less. This Ni-based heat-resistant alloy has improved toughness over a conventional Ni-based heat-resistant alloy based on a Ni—Ir—Al—W-based alloy, and is also excellent in ambient-temperature strength.Type: ApplicationFiled: December 4, 2017Publication date: November 7, 2019Applicants: TOHOKU TECHNO ARCH CO., LTD., TANAKA KIKINZOKU KOGYO K.K.Inventors: Kiyohito ISHIDA, Toshihiro OMORI, Yutaka SATO, Koichi SAKAIRI, Kunihiro TANAKA, Tatsuya NAKAZAWA
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Publication number: 20190316229Abstract: The present invention relates to a Ni-based heat-resistant alloy including Ir: 5.0 mass % or more and 50.0 mass % or less, Al: 1.0 mass % or more and 8.0 mass % or less, W: 5.0 mass % or more and 25.0 mass % or less, and balance Ni, having an L12-structured ?? phase present in the matrix, and including at least one of Zr: 0.01 mass % or more and 3.0 mase/0 or less and Hf: 0.01 mass % or more and 3.0 mass % or less. This Ni-based heat-resistant alloy has improved toughness over a conventional Ni-based heat-resistant alloy based on a Ni—Ir—Al—W-based alloy, and is also excellent in ambient-temperature strength.Type: ApplicationFiled: December 5, 2017Publication date: October 17, 2019Applicants: TOHOKU TECHNO ARCH CO., LTD., TANAKA KIKINZOKU KOGYO K.K.Inventors: Kiyohito ISHIDA, Toshihiro OMORI, Yutaka SATO, Koichi SAKAIRI, Kunihiro TANAKA, Tatsuya NAKAZAWA
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Patent number: 10294877Abstract: A straddle-type vehicle comprises an engine which generates driving power and emits an exhaust gas; an exhaust device including: a catalyst which cleans the exhaust gas, an inner tube in which the catalyst is disposed and through which the exhaust gas flows, the inner tube extending to a location downstream of the catalyst; and an outer tube which covers an outer peripheral surface of the inner tube in an axial direction of the inner tube, and has a muffling space through which the exhaust gas discharged from the inner tube is flowed to reduce an exhaust noise radiated from the engine; at least one exhaust pipe through which the exhaust gas is led to the catalyst; and a downstream oxygen sensor which detects an oxygen concentration of the exhaust gas after flowing through the catalyst, at a location downstream of the catalyst in the inner tube.Type: GrantFiled: October 13, 2016Date of Patent: May 21, 2019Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Hisatoyo Arima, Takahiro Ono, Kunihiro Tanaka
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Patent number: 10137496Abstract: The present invention provides a metal wire rod composed of iridium or an iridium alloy, wherein the number of crystal grains on any cross-section in a longitudinal direction is 2 to 20 per 0.25 mm2, and the Vickers hardness at any part is 200 Hv or more and less than 400 Hv. The iridium wire rod is a material which is produced by a ?-PD method, and has low residual stress and which has a small change in the number of crystal grains and hardness even when heated to a temperature equal to or higher than a recrystallization temperature (1200° C. to 1500° C.). The metal wire rod of the present invention is excellent in oxidative consumption resistance under a high-temperature atmosphere, and mechanical properties.Type: GrantFiled: March 23, 2015Date of Patent: November 27, 2018Assignee: TANAKA KIKINZOKU KOGYO K.K.Inventors: Akira Yoshikawa, Yuui Yokota, Muneki Nakamura, Kunihiro Tanaka, Tatsuya Nakazawa, Koichi Sakairi
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Patent number: 10094012Abstract: The present invention relates to a NiIr-base heat-resistant alloy which includes a Ni—Ir—Al—W-base alloy which contains Ir: 5.0 to 50.0 mass %, Al: 1.0 to 8.0 mass %, W: 5.0 to 20.0 mass %, and the balance is Ni, and a ?? phase having an L12 structure precipitating and dispersing in a matrix as an essential strengthening phase, and a ratio (Y/X) of a peak intensity (Y) of (201) plane of the Ir3W phase observed in the range of 2?=48° to 50° to a peak intensity (X) of (111) plane of the ?? phase observed in the range of 2?=43° to 45° in X-ray diffraction analysis is 0.5 or less. The alloy exhibits good high-temperature property stably.Type: GrantFiled: March 23, 2015Date of Patent: October 9, 2018Assignee: TANAKA KIKINZOKU KOGYO K.K.Inventors: Kiyohito Ishida, Toshihiro Omori, Yutaka Sato, Kunihiro Tanaka, Muneki Nakamura, Koichi Sakairi, Tatsuya Nakazawa
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Patent number: 10081855Abstract: The present invention is a heat-resistant Ni-base alloy including a Ni—Ir—Al—W alloy having essential additive elements of Ir, Al, and W added to Ni, wherein the heat-resistant Ni-base alloy includes Ir: 5.0 to 50.0 mass %, Al: 1.0 to 8.0 mass %, and W: 5.0 to 20.0 mass %, the balance being Ni, and a ?? phase having an L12 structure disperses in a matrix as an essential strengthening phase. The heat-resistant material including the Ni-base alloy may contain one or more additive elements selected from B: 0.001 to 0.1 mass %, Co: 5.0 to 20.0 mass %, Cr: 1.0 to 25.0 mass %, Ta: 1.0 to 10.0 mass %, Nb: 1.0 to 5.0 mass %, Ti: 1.0 to 5.0 mass %, V: 1.0 to 5.0 mass %, and Mo: 1.0 to 5.0 mass %, or 0.001 to 0.5 mass % of C.Type: GrantFiled: March 11, 2014Date of Patent: September 25, 2018Assignees: TANAKA KIKINZOKU KOGYO K.K., TOHOKU TECHNO ARCH CO., LTD.Inventors: Kiyohito Ishida, Toshihiro Omori, Yutaka Sato, Kunihiro Tanaka, Muneki Nakamura, Koichi Sakairi
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Patent number: 10047415Abstract: The present invention is a metallic wire rod comprising iridium or an iridium-containing alloy and, the wire rod has in the cross section thereof biaxial crystal orientation of 50% or more of abundance proportion of textures in which crystallographic orientation has preferred orientation to <100> direction. In the present invention, crystal orientation in the outer periphery from semicircle of the cross section which is the periphery of the wire rod is important, and in this zone, abundance proportion of textures in which crystallographic orientation has preferred orientation to <100> direction is preferably not less than 50%.Type: GrantFiled: December 15, 2011Date of Patent: August 14, 2018Assignee: Tanaka Kikinzoku Kogyo K.K.Inventors: Koichi Sakairi, Kunihiro Tanaka, Muneki Nakamura, Fumie Seki
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Publication number: 20170363023Abstract: A straddle-type vehicle comprises an engine which generates driving power and emits an exhaust gas; an exhaust device including: a catalyst which cleans the exhaust gas, an inner tube in which the catalyst is disposed and through which the exhaust gas flows, the inner tube extending to a location downstream of the catalyst; and an outer tube which covers an outer peripheral surface of the inner tube in an axial direction of the inner tube, and has a muffling space through which the exhaust gas discharged from the inner tube is flowed to reduce an exhaust noise radiated from the engine; at least one exhaust pipe through which the exhaust gas is led to the catalyst; and a downstream oxygen sensor which detects an oxygen concentration of the exhaust gas after flowing through the catalyst, at a location downstream of the catalyst in the inner tube.Type: ApplicationFiled: October 13, 2016Publication date: December 21, 2017Inventors: Hisatoyo Arima, Takahiro Ono, Kunihiro Tanaka
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Patent number: 9806500Abstract: The present invention relates to a tape material for manufacturing an ignition plug electrode, the tape material being a member for forming an electrode chip, in which a base metal layer and a precious metal layer are cladded, on a bonded region set on an electrode base material of an ignition plug, the member is in the form of a long tape in which the base metal layer being in contact with the bonded region is cladded with the precious metal layer being in contact with the base metal layer, the base metal layer has a width substantially equal to one of the longitudinal width, lateral width and diameter of the bonded region. According to the present invention, bonding between a precious metal chip and a substrate can be reliably maintained to prolong the life of an ignition plug. Accordingly, precious metals can be efficiently used to save resources.Type: GrantFiled: September 11, 2015Date of Patent: October 31, 2017Assignee: TANAKA KIKINZOKU KOGYO K.K.Inventors: Koichi Sakairi, Hiroshi Matsuo, Kunihiro Tanaka
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Publication number: 20170264082Abstract: The present invention relates to a tape material for manufacturing an ignition plug electrode, the tape material being a member for forming an electrode chip, in which a base metal layer and a precious metal layer are cladded, on a bonded region set on an electrode base material of an ignition plug, the member is in the form of a long tape in which the base metal layer being in contact with the bonded region is cladded with the precious metal layer being in contact with the base metal layer, the base metal layer has a width substantially equal to one of the longitudinal width, lateral width and diameter of the bonded region. According to the present invention, bonding between a precious metal chip and a substrate can be reliably maintained to prolong the life of an ignition plug. Accordingly, precious metals can be efficiently used to save resources.Type: ApplicationFiled: September 11, 2015Publication date: September 14, 2017Inventors: Koichi SAKAIRI, Hiroshi MATSUO, Kunihiro TANAKA
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Publication number: 20170130310Abstract: The present invention relates to a NiIr-base heat-resistant alloy which includes a Ni—Ir—Al—W-base alloy which contains Ir: 5.0 to 50.0 mass %, Al: 1.0 to 8.0 mass %, W: 5.0 to 20.0 mass %, and the balance is Ni, and a ?? phase having an L12 structure precipitating and dispersing in a matrix as an essential strengthening phase, and a ratio (Y/X) of a peak intensity (Y) of (201) plane of the Ir3W phase observed in the range of 2?=48° to 50° to a peak intensity (X) of (111) plane of the ?? phase observed in the range of 2?=43° to 45° in X-ray diffraction analysis is 0.5 or less. The alloy exhibits good high-temperature property stably.Type: ApplicationFiled: March 23, 2015Publication date: May 11, 2017Applicant: Tanaka Kikinzoku Kogyo K.K.Inventors: Kiyohito ISHIDA, Toshihiro OMORI, Yutaka SATO, Kunihiro TANAKA, Muneki NAKAMURA, Koichi SAKAIRI, Tatsuya NAKAZAWA