Patents by Inventor Hisahiro Yasuda
Hisahiro Yasuda 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: 20220242336Abstract: An object of the invention is to be able to attach flat harnesses of varying widths to an attachment target portion. A flat harness attachment structure to be attached to an attachment target member having an attachment target surface includes: a flat harness to be installed on the attachment target surface; a fixing portion to be fixed to the attachment target member on one side portion side of the flat harness; and a pressing portion extending from the fixing portion over the flat harness so as to press the flat harness against the attachment target surface.Type: ApplicationFiled: February 14, 2020Publication date: August 4, 2022Inventor: Hisahiro YASUDA
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Patent number: 10637123Abstract: A directional coupler includes: a main line electrically connected between input and output terminals and including a first line, a second line connecting the first line and the input terminal, and a third line connecting the first line and the output terminal; a sub line electrically connected between coupling and isolation terminals and including a fourth line electromagnetically coupled with the first line, a fifth line electromagnetically coupled with the second line, and a sixth line electromagnetically coupled with the third line, the fifth line connecting the fourth line and the coupling terminal, the sixth line connecting the fourth line and the isolation terminal, and a ground conductor, shortest distances between the ground conductor and the first and fourth lines being less than shortest distances between the second, third, fifth, and sixth lines and the ground conductor.Type: GrantFiled: July 27, 2018Date of Patent: April 28, 2020Assignee: TAIYO YUDEN CO., LTD.Inventor: Hisahiro Yasuda
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Publication number: 20190067784Abstract: A directional coupler includes: a main line electrically connected between input and output terminals and including a first line, a second line connecting the first line and the input terminal, and a third line connecting the first line and the output terminal; a sub line electrically connected between coupling and isolation terminals and including a fourth line electromagnetically coupled with the first line, a fifth line electromagnetically coupled with the second line, and a sixth line electromagnetically coupled with the third line, the fifth line connecting the fourth line and the coupling terminal, the sixth line connecting the fourth line and the isolation terminal, and a ground conductor, shortest distances between the ground conductor and the first and fourth lines being less than shortest distances between the second, third, fifth, and sixth lines and the ground conductor.Type: ApplicationFiled: July 27, 2018Publication date: February 28, 2019Applicant: TAIYO YUDEN CO., LTD.Inventor: Hisahiro YASUDA
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Patent number: 8771015Abstract: A terminal structure of a wiring harness for automobile use having a profound anticorrosive effect. A terminal member is fixed to a terminal portion of a coated electric wire such that a crimping portion that the member includes at its one end is crimped around a coating portion of the wire in a terminal region of the wire. A resin member completely covers at least entire outer surfaces of an exposed region at an end portion of the crimping portion and its vicinal region, and is made from a material mainly containing a thermoplastic polyamide resin, and having a tensile lap-shear strength of lapped aluminums of 6 N/mm2 or more in accordance with the JIS K6850, an elongation of 100% or more in accordance with the ASTM D-1708, and a water absorption of 1.0% or less in accordance with the JIS K7209.Type: GrantFiled: July 4, 2011Date of Patent: July 8, 2014Assignees: Autonetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.Inventors: Masato Inoue, Kazunari Sakura, Hiroshi Sudou, Yukiyasu Sakamoto, Hiroshi Yamaguchi, Hisahiro Yasuda, Tetsuya Nakamura, Shigeyuki Tanaka, Naoya Nishimura, Daisuke Hashimoto, Yukou Sato
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Publication number: 20130292173Abstract: To provide a crimped terminal wire for automobile having a stable anticorrosion property in automobile environment. The wire includes an aluminum electric wire including an aluminum conductor wire coated with insulation, a copper connecting terminal onto an end of the aluminum electric wire, the terminal including a crimped member and an electrical contact portion, a crimped portion, and a resin-coated portion on the crimped portion, wherein an entire periphery of the crimped portion is coated with the resin-coated portion, and wherein the resin-coated portion is made from a material mainly made from a thermoplastic polyamide resin and having a tensile lap-shear strength of lapped aluminums of 6 N/mm2 or more in accordance with the JIS K6850, an elongation of 100% or more in accordance with the ASTM D-1708, and a water absorption of 1.0% or less in accordance with the HS K7209.Type: ApplicationFiled: February 21, 2012Publication date: November 7, 2013Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventors: Masato Inoue, Takehiro Hosokawa, Yasuyuki Otsuka, Fumitoshi Imasato, Tetsuya Nakamura, Shigeyuki Tanaka, Yutaka Takata, Yoshiaki Yamano, Kazunari Sakura, Naoya Nishimura, Takaaki Ito, Akiko Inoue, Hiroshi Sudou, Yukiyasu Sakamoto, Hiroshi Yamaguchi, Hisahiro Yasuda, Daisuke Hashimoto, Yukou Sato
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Publication number: 20130072074Abstract: A terminal structure of a wiring harness for automobile use having a profound anticorrosive effect. A terminal member is fixed to a terminal portion of a coated electric wire such that a crimping portion that the member includes at its one end is crimped around a coating portion of the wire in a terminal region of the wire. A resin member completely covers at least entire outer surfaces of an exposed region at an end portion of the crimping portion and its vicinal region, and is made from a material mainly containing a thermoplastic polyamide resin, and having a tensile lap-shear strength of lapped aluminums of 6 N/mm2 or more in accordance with the JIS K6850, an elongation of 100% or more in accordance with the ASTM D-1708, and a water absorption of 1.0% or less in accordance with the JIS K7209.Type: ApplicationFiled: July 4, 2011Publication date: March 21, 2013Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventors: Masato Inoue, Kazunari Sakura, Hiroshi Sudou, Yukiyasu Sakamoto, Hiroshi Yamaguchi, Hisahiro Yasuda, Tetsuya Nakamura, Shigeyuki Tanaka, Naoya Nishimura, Daisuke Hashimoto, Yukou Sato
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Publication number: 20130062114Abstract: An anticorrosive that is capable of demonstrating high anticorrosive capability. The anticorrosive mainly contains at least one of a photopolymerizable (meth)acrylate monomer and a photopolymerizable (meth)acrylate oligomer, and has a viscosity of 1000 mPa·s or more to less than 20000 mPa·s at 25 degrees C., which is measured in accordance with the JIS Z8803. The anticorrosive can be favorably applied to an electrically connected portion between a wire conductor of a coated electric wire with a terminal and a terminal member. The coated electric wire with the terminal includes the wire conductor and the terminal member, wherein the electrically connected portion between the wire conductor and the terminal member is coated with the anticorrosive that is cured.Type: ApplicationFiled: June 9, 2011Publication date: March 14, 2013Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventors: Masato Inoue, Hiroshi Sudou, Yukiyasu Sakamoto, Hiroshi Yamaguchi, Hisahiro Yasuda, Tetsuya Nakamura, Shigeyuki Tanaka, Kazuo Nakashima
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Publication number: 20130056266Abstract: Provided is an anticorrosive that is capable of demonstrating high anticorrosive capability both at an early stage and at a later stage after exposure to ultraviolet light. The anticorrosive mainly contains an insulating resin, and has a total light transmittance of less than 85%, which is measured in accordance with the JIS K7361-1. The anticorrosive can be favorably applied to an electrically connected portion between a wire conductor of a coated electric wire with a terminal and a terminal member. The coated electric wire with the terminal includes the wire conductor and the terminal member, wherein the electrically connected portion between the wire conductor and the terminal member is coated with the anticorrosive.Type: ApplicationFiled: June 9, 2011Publication date: March 7, 2013Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventors: Masato Inoue, Hiroshi Sudou, Yukiyasu Sakamoto, Hiroshi Yamaguchi, Hisahiro Yasuda, Tetsuya Nakamura, Shigeyuki Tanaka, Kazuo Nakashima
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Publication number: 20130052887Abstract: Disclosed is a terminal structure of a wiring harness for automobile use that has a profound anticorrosive effect. A terminal member is fixed to an end portion of a coated electric wire such that a crimping portion that the member includes at its one end is crimped around an outer surface of a coating portion of the wire. A resin member is formed to completely cover at least entire outer surfaces of an exposed region at an end portion of the crimping portion (a region including a fracture cross section and a root edge portion) and a region in the vicinity thereof. The resin member is made mainly of an epoxy resin, and a cured material obtained by curing a material having a viscosity from 1000 to 30000 mPa·s at 25 degrees C., which is measured in accordance with the JIS Z8803.Type: ApplicationFiled: July 4, 2011Publication date: February 28, 2013Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventors: Masato Inoue, Kazunari Sakura, Hiroshi Sudou, Yukiyasu Sakamoto, Hiroshi Yamaguchi, Hisahiro Yasuda, Tetsuya Nakamura, Shigeyuki Tanaka, Tsubasa Nishida, Kazuo Nakashima, Hideki Imamura
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Publication number: 20130032394Abstract: An anticorrosive that is capable of delivering high anticorrosive capability. The anticorrosive mainly contains an epoxy resin, and has a viscosity within a range of 1000 to 30000 mPa·s at 25 degrees C., which is measured in accordance with the JIS Z8803. The anticorrosive can be favorably applied to an electrically connected portion between a wire conductor of a coated electric wire with a terminal and a terminal member. The coated electric wire with the terminal has the configuration that the electrically connected portion between the wire conductor and the terminal member is coated with a cured material of the anticorrosive. The epoxy resin is preferably a one-component epoxy resin.Type: ApplicationFiled: March 1, 2011Publication date: February 7, 2013Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventors: Masato Inoue, Hiroshi Sudou, Yukiyasu Sakamoto, Hiroshi Yamaguchi, Hisahiro Yasuda, Tetsuya Nakamura, Shigeyuki Tanaka, Tsubasa Nishida, Kazuo Nakashima, Hideki Imamura
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Publication number: 20120199391Abstract: Provided is an anticorrosive that has an excellent coating property and excellent anticorrosive capability compared with a conventional anticorrosive. The anticorrosive mainly contains a thermoplastic polyamide resin, and has a tensile lap-shear strength of lapped aluminums of 6 N/mm2 or more, which is measured in accordance with the JIS K6850, an elongation of 100% or more, which is measured in accordance with the ASTM D-1708, and a water absorption of 1.0% or less, which is measured in accordance with the JIS K7209. The anticorrosive is capable of being applied to an electrically connected portion between a wire conductor 18 of a coated electric wire 10 with a terminal and a terminal member 14.Type: ApplicationFiled: November 10, 2010Publication date: August 9, 2012Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventors: Masato Inoue, Hiroshi Sudou, Yukiyasu Sakamoto, Hiroshi Yamaguchi, Hisahiro Yasuda, Tetsuya Nakamura, Shigeyuki Tanaka, Naoya Nishimura, Daisuke Hashimoto, Yukou Sato
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Patent number: 7868718Abstract: A balanced filter suitable for a reduction of the filter size. The balanced filter comprises strip-line resonators (SL1a, SL1b) constituting resonance electrodes coupled to an unbalanced terminal, strip-line resonators (SL3a, SL3b) coupled directly to balanced side terminals and strip-line resonators (SL2a, SL2b) coupled to the balanced side terminals through impedance elements (Z).Type: GrantFiled: June 3, 2008Date of Patent: January 11, 2011Assignee: Taiyo Yuden, Co., Ltd.Inventors: Hisahiro Yasuda, Takeshi Kosaka, Makoto Inoue
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Publication number: 20080303607Abstract: A balanced filter suitable for a reduction of the filter size. The balanced filter comprises strip-line resonators (SL1a, SL1b) constituting resonance electrodes on the unbalanced side, strip-line resonators (SL2a, SL2b) disposed in adjacently opposed relation to the strip-lines on the unbalanced side and constituting resonance electrodes on the balanced side, strip-line resonators (SL3a, SL3b) disposed in adjacently opposed relation to the strip-lines on the balanced side and constituting stage constituting resonance electrodes, and impedance elements (Z) coupling the resonance electrodes on the balanced side to the stage constituting resonance electrodes.Type: ApplicationFiled: June 3, 2008Publication date: December 11, 2008Applicant: Taiyo Yuden, Co., Ltd.Inventors: Hisahiro Yasuda, Takeshi Kosaka, Makoto Inoue
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Patent number: 7397328Abstract: A balanced filter suitable for a reduction of the filter size. The balanced filter comprises strip-line resonators (SL1a, SL1b) constituting resonance electrodes on the unbalanced side, strip-line resonators (SL2a, SL2b) disposed in adjacently opposed relation to the strip-lines on the unbalanced side and constituting resonance electrodes on the balanced side, strip-line resonators (SL3a, SL3b) disposed in adjacently opposed relation to the strip-lines on the balanced side and constituting stage constituting resonance electrodes, and impedance elements (Z) coupling the resonance electrodes on the balanced side to the stage constituting resonance electrodes.Type: GrantFiled: September 30, 2005Date of Patent: July 8, 2008Assignee: Taiyo Yuden Co., Ltd.Inventors: Hisahiro Yasuda, Takeshi Kosaka, Makoto Inoue
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Patent number: 7256663Abstract: A balun device, a balance filter device, and a wireless communication apparatus are provided. An intermediate electrode is disposed between a balanced resonance electrode and a GND electrode. More specifically, the balun device includes a pair of GND electrodes formed on a dielectric layer, an unbalanced resonance electrode formed on a dielectric layer, and a balanced resonance electrode formed on a dielectric layer. The unbalanced resonance electrode and the balanced resonance electrode are disposed between the pair of GND electrodes by laminating the corresponding dielectric layers. The intermediate electrode is interposed between the balanced resonance electrode and the GND electrode positioned close to the balanced resonance electrode.Type: GrantFiled: February 2, 2005Date of Patent: August 14, 2007Assignee: Taiyo Yuden Co., Ltd.Inventors: Hisahiro Yasuda, Shinichi Sugiyama
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Patent number: 7109829Abstract: Under circumstances where communication devices such as mobile phones are required to be diversified, laminate filters are required to have attenuation-band characteristics which are steep on both low-frequency and high-frequency sides. The prior-art laminate filter has the problem that an attenuation band is formed only on the low-frequency side or on the high-frequency side. A laminate filter has stripline patterns that are first, second, and third resonant elements disposed on a dielectric layer, a capacitively coupled (C-coupled) pattern disposed between the first and second stripline patterns, an inductively coupled (M-coupled) pattern disposed between the second and third stripline patterns.Type: GrantFiled: June 25, 2004Date of Patent: September 19, 2006Assignee: Taiyo Yuden Co., Ltd.Inventors: Takeshi Kosaka, Hisahiro Yasuda
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Publication number: 20060071738Abstract: A balanced filter suitable for a reduction of the filter size. The balanced filter comprises strip-line resonators (SL1a, SL1b) constituting resonance electrodes on the unbalanced side, strip-line resonators (SL2a, SL2b) disposed in adjacently opposed relation to the strip-lines on the unbalanced side and constituting resonance electrodes on the balanced side, strip-line resonators (SL3a, SL3b) disposed in adjacently opposed relation to the strip-lines on the balanced side and constituting stage constituting resonance electrodes, and impedance elements (Z) coupling the resonance electrodes on the balanced side to the stage constituting resonance electrodes.Type: ApplicationFiled: September 30, 2005Publication date: April 6, 2006Inventors: Hisahiro Yasuda, Takeshi Kosaka, Makoto Inoue
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Patent number: 6946994Abstract: The present invention relates mainly to a small dielectric antenna capable of obtaining a good VSWR characteristic even if it is placed in the vicinity of a grounding pattern when mounted on a circuit board. A dielectric antenna is formed in which a feed point of an antenna element 13 having a resonance frequency set to a first frequency in a first frequency band and a feed point of an antenna element 14 having a resonance frequency set to a second frequency are connected to an external feed terminal 12b, and an open stub 15 connected to the antenna element 14 in the vicinity of the feed point. The open stub 15 is provided to enable resonance at each of frequencies to be used while the lengths of the antenna elements 13 and 14 are shorter than ordinary lengths determined according to the wavelengths of the frequency to be used.Type: GrantFiled: April 15, 2002Date of Patent: September 20, 2005Assignee: Taiyo Yuden Co., Ltd.Inventors: Tatsuya Imaizumi, Hironori Okado, Hisahiro Yasuda, Naoto Kobayashi, Takashi Amano, Kazuya Maekawa
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Publication number: 20050184831Abstract: A balun device, a balance filter device, and a wireless communication apparatus are provided. An intermediate electrode is disposed between a balanced resonance electrode and a GND electrode. More specifically, the balun device includes a pair of GND electrodes formed on a dielectric layer, an unbalanced resonance electrode formed on a dielectric layer, and a balanced resonance electrode formed on a dielectric layer. The unbalanced resonance electrode and the balanced resonance electrode are disposed between the pair of GND electrodes by laminating the corresponding dielectric layers. The intermediate electrode is interposed between the balanced resonance electrode and the GND electrode positioned close to the balanced resonance electrode.Type: ApplicationFiled: February 2, 2005Publication date: August 25, 2005Inventors: Hisahiro Yasuda, Shinichi Sugiyama
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Publication number: 20050078034Abstract: The present invention relates mainly to a small dielectric antenna capable of obtaining a good VSWR characteristic even if it is placed in the vicinity of a grounding pattern when mounted on a circuit board. A dielectric antenna is formed in which a feed point of an antenna element 13 having a resonance frequency set to a first frequency in a first frequency band and a feed point of an antenna element 14 having a resonance frequency set to a second frequency are connected to an external feed terminal 12b, and an open stub 15 connected to the antenna element 14 in the vicinity of the feed point. The open stub 15 is provided to enable resonance at each of frequencies to be used while the lengths of the antenna elements 13 and 14 are shorter than ordinary lengths determined according to the wavelengths of the frequency to be used.Type: ApplicationFiled: April 15, 2002Publication date: April 14, 2005Inventors: Tatsuya Imaizumi, Hironori Okado, Hisahiro Yasuda, Naoto Kobayashi, Takashi Amano, Kazuya Maekawa