Patents by Inventor Tsuyoshi Tanigaki
Tsuyoshi Tanigaki 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).
-
Patent number: 11569169Abstract: Provided is a semiconductor device including electronic components electrically joined to each other via a metal nanoparticle sintered layer, wherein the metal nanoparticle sintered layer has formed therein a metal diffusion region in which a metal constituting a metallization layer formed on a surface of one of the electronic components is diffused, and in which the metal is present in an amount of 10 mass % or more and less than 100 mass % according to TEM-EDS analysis, and wherein the metal diffusion region has a thickness smaller than a thickness of the metallization layer.Type: GrantFiled: January 31, 2018Date of Patent: January 31, 2023Assignee: MITSUBISHI ELECTRIC CORPORATIONInventor: Tsuyoshi Tanigaki
-
Publication number: 20200006243Abstract: Provided is a semiconductor device including electronic components electrically joined to each other via a metal nanoparticle sintered layer, wherein the metal nanoparticle sintered layer has formed therein a metal diffusion region in which a metal constituting a metallization layer formed on a surface of one of the electronic components is diffused, and in which the metal is present in an amount of 10 mass % or more and less than 100 mass % according to TEM-EDS analysis, and wherein the metal diffusion region has a thickness smaller than a thickness of the metallization layer.Type: ApplicationFiled: January 31, 2018Publication date: January 2, 2020Applicant: MITSUBISHI ELECTRIC CORPORATIONInventor: Tsuyoshi TANIGAKI
-
Publication number: 20180267011Abstract: A method of predicting deformation of a resin molded article includes: a step of acquiring resin temperature distribution data at the time of forming the resin molded article; a step of creating crystallinity distribution data, corresponding to the resin temperature distribution data, based on a first correlation between a temperature and crystallinity of the resin molded article, which is obtained using an actually measured crystallinity of the resin molded article; a step of creating mechanical property value distribution data, corresponding to the crystallinity distribution data, based on a second correlation between the crystallinity and the mechanical property value of the resin molded article, which is obtained from the actually measured crystallinity and the mechanical property value of the resin molded article; and a step of predicting the deformation of the resin molded article using the resin temperature distribution data and the mechanical property value distribution data.Type: ApplicationFiled: March 19, 2018Publication date: September 20, 2018Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Mie Funamoto, Tsuyoshi Tanigaki, Daisuke Kaneda, Takuro Matsunaga, Kenzo Fukumori
-
Process for laser welding resinous members, apparatus for the same and laser-welded resinous product
Patent number: 8038828Abstract: A process is for laser-welding resinous members, and includes the steps of overlapping a transparent resinous member on an absorptive resinous material, and irradiating the transparent resinous member with a laser beam, thereby welding an interface between the transparent resinous member and the absorptive resinous member as a strip shape, wherein the energy of the laser beam acting on a side of a major-curvature-radius curved part of the strip-shaped welded interface and the energy of the laser beam acting on a side of a minor-curvature-radius curved part thereof are averaged.Type: GrantFiled: February 18, 2009Date of Patent: October 18, 2011Assignees: Toyota Jidosha Kabushiki Kaisha, Fine Device Co., Ltd., Laser X Company, Ltd.Inventors: Masaki Terada, Akihiko Tsuboi, Seijirou Soeda, Jun Hayakawa, Kyouji Kokufuda, Tsuyoshi Tanigaki -
Patent number: 7883333Abstract: A valve gate of an injection valve includes a center pin whose end portion is exposed to a cavity, a valve main body accommodating the center pin, a valve tip surrounding an outer circumferential portion of the end portion of the center pin and fixed at an inner circumferential portion of the valve main body, a sleeve pin provided so as to be slidable along the center pin, a reservoir portion formed between the valve main body and the sleeve pin and accommodating a molten resin, and a heater surrounding the reservoir portion, wherein the sleeve pin is displaceable between a position where an opened state is established and a position where a closed state is established, and an end portion of the heater facing the cavity is positioned closer to the cavity than an end portion of the reservoir portion facing the cavity when the closed state is established.Type: GrantFiled: August 28, 2009Date of Patent: February 8, 2011Assignee: Aisin Seiki Kabushiki KaishaInventors: Reiko Watanabe, Tsuyoshi Tanigaki, Kazuhiro Kato, Takehiro Sato, Hiroshi Nakayama, Toshihiro Chihara
-
Publication number: 20100055227Abstract: A valve gate of an injection valve includes a center pin whose end portion is exposed to a cavity, a valve main body accommodating the center pin, a valve tip surrounding an outer circumferential portion of the end portion of the center pin and fixed at an inner circumferential portion of the valve main body, a sleeve pin provided so as to be slidable along the center pin, a reservoir portion formed between the valve main body and the sleeve pin and accommodating a molten resin, and a heater surrounding the reservoir portion, wherein the sleeve pin is displaceable between a position where an opened state is-established and a position where a closed state is established, and an end portion of the heater facing the cavity is positioned closer to the cavity than an end portion of the reservoir portion facing the cavity when the closed state is established.Type: ApplicationFiled: August 28, 2009Publication date: March 4, 2010Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Reiko WATANABE, Tsuyoshi Tanigaki, Kazuhiro Kato, Takehiro Sato, Hiroshi Nakayama, Toshihiro Chihara
-
Process for laser welding resinous members, apparatus for the same and laser-welded resinous product
Publication number: 20090211700Abstract: A process is for laser-welding resinous members, and includes the steps of overlapping a transparent resinous member on an absorptive resinous material, and irradiating the transparent resinous member with a laser beam, thereby welding an interface between the transparent resinous member and the absorptive resinous member as a strip shape, wherein the energy of the laser beam acting on a side of a major-curvature-radius curved part of the strip-shaped welded interface and the energy of the laser beam acting on a side of a minor-curvature-radius curved part thereof are averaged.Type: ApplicationFiled: February 18, 2009Publication date: August 27, 2009Inventors: Masaki Terada, Akihiko Tsuboi, Seijirou Soeda, Jun Hayakawa, Kyouji Kokufuda, Tsuyoshi Tanigaki -
Process for laser welding resinous members, apparatus for the same and laser-welded resinous product
Patent number: 7510620Abstract: A process is for laser-welding resinous members, and includes the steps of overlapping a transparent resinous member on an absorptive resinous material, and irradiating the transparent resinous member with a laser beam, thereby welding an interface between the transparent resinous member and the absorptive resinous member as a strip shape, wherein the energy of the laser beam acting on a side of a major-curvature-radius curved part of the strip-shaped welded interface and the energy of the laser beam acting on a side of a minor-curvature-radius curved part thereof are averaged.Type: GrantFiled: June 8, 2004Date of Patent: March 31, 2009Assignees: Toyota Jidosha Kabushiki Kaisha, Fine Device Co., Ltd., Laser X Co., Ltd.Inventors: Masaki Terada, Akihiko Tsuboi, Seijirou Soeda, Jun Hayakawa, Kyouji Kokufuda, Tsuyoshi Tanigaki -
Patent number: 7056414Abstract: A method for connecting a metal material with an electric conductive resin material including the steps of heating the connecting portion of the electric conductive resin material with the metal material to a temperature equal to or more than a softening point of the connecting portion and depressing the metal material to the heated portion for melting joint.Type: GrantFiled: December 24, 2002Date of Patent: June 6, 2006Assignee: Aisin Seiki Kabushiki KaishaInventors: Akikazu Matsumoto, Tsuyoshi Tanigaki, Takami Noda, Shogo Izawa
-
Process for laser welding resinous members, apparatus for the same and laser-welded resinous product
Publication number: 20050100703Abstract: A process is for laser-welding resinous members, and includes the steps of overlapping a transparent resinous member on an absorptive resinous material, and irradiating the transparent resinous member with a laser beam, thereby welding an interface between the transparent resinous member and the absorptive resinous member as a strip shape, wherein the energy of the laser beam acting on a side of a major-curvature-radius curved part of the strip-shaped welded interface and the energy of the laser beam acting on a side of a minor-curvature-radius curved part thereof are averaged.Type: ApplicationFiled: June 8, 2004Publication date: May 12, 2005Inventors: Masaki Terada, Akihiko Tsuboi, Seijirou Soeda, Jun Hayakawa, Kyouji Kokufuda, Tsuyoshi Tanigaki -
Publication number: 20030153223Abstract: A method for connecting a metal material with an electric conductive resin material including the steps of heating the connecting portion of the electric conductive resin material with the metal material to a temperature equal to or more than a softening point of the connecting portion and depressing the metal material to the heated portion for melting joint.Type: ApplicationFiled: December 24, 2002Publication date: August 14, 2003Inventors: Akikazu Matsumoto, Tsuyoshi Tanigaki, Takami Noda, Shogo Izawa
-
Patent number: 6311450Abstract: A roof drip molding having a resin layer of varying width on the surface of a supporting member having a varying width. The resin material is adhesively applied to the surface of the supporting member of varying width.Type: GrantFiled: July 6, 1999Date of Patent: November 6, 2001Assignee: Aisin Seiki Kabushiki KaishaInventors: Tsuyoshi Tanigaki, Kanehiro Nagata, Hirohisa Kimura, Yoshito Koide
-
Patent number: 6274070Abstract: Provided are a conductive resin composition having little negative impact on the environment, a resin molding which includes conductive parts of the conductive resin composition and insulating parts, and their methods of production. The production costs for the resin molding are low. The conductive resin composition is formed by kneading a thermoplastic or thermosetting resin with a low melting point alloy, wherein the low melting point alloy is moldable with the resin and consists essentially of tin and is free of lead. An insulating body is formed through primary molding of a thermoplastic or thermosetting resin, and is integrated with conductive parts of the conductive resin composition through secondary molding; or alternatively, conductive parts are formed through primary molding of the conductive resin composition and an insulating body is formed while being integrated with the conductive parts through secondary molding.Type: GrantFiled: June 8, 2000Date of Patent: August 14, 2001Assignee: Aisin Seiki Kabushiki KaishaInventors: Tsuyoshi Tanigaki, Shogo Izawa, Akikazu Matsumoto, Tadahiko Kohama
-
Patent number: 6096245Abstract: Provided are a conductive resin composition having little negative impact on the environment, a resin molding which includes conductive parts of the conductive resin composition and insulating parts, and their methods of production. The production costs for the resin molding are low. The conductive resin composition is formed by kneading a thermoplastic or thermosetting resin with a low melting point alloy, wherein the low melting point alloy is moldable with the resin and consists essentially of tin and is free of lead. An insulating body is formed through primary molding of a thermoplastic or thermosetting resin, and is integrated with conductive parts of the conductive resin composition through secondary molding; or alternatively, conductive parts are formed through primary molding of the conductive resin composition and an insulating body is formed while being integrated with the conductive parts through secondary molding.Type: GrantFiled: August 7, 1998Date of Patent: August 1, 2000Assignee: Aisin Seiki Kabushiki KaishaInventors: Tsuyoshi Tanigaki, Shogo Izawa, Akikazu Matsumoto, Tadahiko Kohama
-
Patent number: 5952013Abstract: An apparatus for applying a resin layer of varying width to a surface portion of a supporting member having a varying width includes a stationary die in which is provided a cavity, a resin passage in the cavity, and an injector disposed at the outlet of the resin passage. An extruder extrudes resin material into the cavity via the resin passage. A sliding shutter mechanism is disposed in the cavity for varying the width-wise extent over which the resin is applied to the surface portion of the supporting member to permit application of a resin layer of varying width to the surface portion of the supporting member. A control unit is connected to the extruder and the shutter mechanism for controlling extrusion of the resin and the position of the shutter within the cavity.Type: GrantFiled: December 1, 1997Date of Patent: September 14, 1999Assignee: Aisin Seiki Kabushiki KaishaInventors: Tsuyoshi Tanigaki, Kanehiro Nagata, Hirohisa Kimura, Yoshito Koide