Patents by Inventor Yoshiro Takiguchi
Yoshiro Takiguchi 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).
-
Publication number: 20220376156Abstract: A first semiconductor device according to an embodiment of the present disclosure includes: a semiconductor element; a first housing member and a second housing member that house the semiconductor element; a first base layer formed on a bonded surface of the first housing member to the second housing member; a second base layer formed on a bonded surface of the second housing member to the first housing member; a solder bonding section that bonds the first housing member and the second housing member with the first base layer and the second base layer interposed in between; and a solder adsorption layer provided on at least one of the bonded surface of the first housing member or the bonded surface of the second housing member to be apart from the first base layer and the second base layer.Type: ApplicationFiled: October 8, 2020Publication date: November 24, 2022Inventors: Hiroyuki MIYAHARA, Hisayoshi MOTOBAYASHI, Yoshiro TAKIGUCHI, Takahiro KOYAMA, Hidekazu KAWANISHI
-
Publication number: 20220344549Abstract: There is provided a light-emitting device (1) including: a light-emitting element (20); a light-transmissive heat dissipation member (11) having a plate shape; a wavelength conversion member (12) that takes in, from a side of a light scattering layer (12a), light that is emitted from the light-emitting element (20) and passes through the light-transmissive heat dissipation member (11), and converts a wavelength in a fluorescent layer (12b); a lateral heat dissipation member that has a plate shape, includes a high-heat conduction member (13) in contact with a side surface of the wavelength conversion member (12) via a light reflection member (14), and is in contact with an upper surface of the light-transmissive heat dissipation member (11); and a package (21) that houses the light-emitting element (20) and supports a wavelength conversion unit (100) including the light-transmissive heat dissipation member (11), the wavelength conversion member (12), and the lateral heat dissipation member.Type: ApplicationFiled: September 25, 2020Publication date: October 27, 2022Inventors: Satoshi WADA, Kento HAYASHI, Yuhki KAWAMURA, Masahiro MURAYAMA, Hisayoshi MOTOBAYASHI, Yoshiro TAKIGUCHI, Hidekazu KAWANISHI, Katsunori YANASHIMA
-
Publication number: 20220077649Abstract: There is provided a semiconductor light emitting device that allows the internal resistance to be improved. A semiconductor light emitting device according to an embodiment of the present disclosure includes: a light emitting element; a first housing member and a second housing member at least one of which has a wiring structure; and an electrically conductive bonding section. The first housing member and the second housing member house the light emitting element. The wiring structure electrically couples the light emitting element and an outside. The electrically conductive bonding section bonds the first housing member and the second housing member. The electrically conductive bonding section is electrically coupled to the wiring structure.Type: ApplicationFiled: December 6, 2019Publication date: March 10, 2022Inventors: Yoshiro TAKIGUCHI, Hisayoshi MOTOBAYASHI, Hiroyuki MIYAHARA, Masahiro MURAYAMA, Hidekazu KAWANISHI
-
Publication number: 20210401300Abstract: To provide a biological information measuring device capable of suppressing positional displacement between a light emitting element and a light receiving element, and an opening formed on a light shielding film. A biological information measuring device provided with a plate-shaped lid having translucency, a first light shielding film provided on a first principal surface of the lid and having conductivity, a light emitting element, and a light receiving element, in which the light emitting element and the light receiving element are electrically joined to the first light shielding film, and the first light shielding film includes a first light emitting side opening through which light emitted from the light emitting element passes, and a first light receiving side opening through which light received by the light receiving element passes.Type: ApplicationFiled: September 18, 2019Publication date: December 30, 2021Applicant: SONY GROUP CORPORATIONInventors: Atsushi ITO, Yoshiro TAKIGUCHI
-
Publication number: 20210181614Abstract: A light-emitting device including: a package including a light-emitting element, a reflection member that reflects light outputted from the light-emitting element, and a sealed space that accommodates the light-emitting element and the reflection member; a base plate on which a plurality of the packages is mounted; and lenses opposed to the base plate with the plurality of packages interposed therebetween, the lenses being opposed to the respective packages.Type: ApplicationFiled: July 26, 2019Publication date: June 17, 2021Inventors: Hisayoshi MOTOBAYASHI, Hidekazu KAWANISHI, Yoshiro TAKIGUCHI, Masahiro MURAYAMA, Hiroyuki MIYAHARA, Hitoshi DOMON
-
Patent number: 10199800Abstract: A light emitting element includes a stacked structure 20 in which a first compound semiconductor layer 21, an active layer 23 and a second compound semiconductor layer 22 made of GaN-based compound semiconductors are stacked, a mode loss acting portion 54 provided on the second compound semiconductor layer 22 and configuring a mode loss acting region 55 that acts upon increase or decrease of oscillation mode loss, a second electrode 32, a second light reflection layer 42, a first light reflection layer 41, and a first electrode 31. A current injection region 51, a current non-injection inner side region 52 that surrounds the current injection region 51 and a current non-injection outer side region 53 that surrounds the current non-injection inner side region 52 are formed on the stacked structure 20, and a projection image of the mode loss acting region 55 and a projection image of the current non-injection outer side region 53 overlap with each other.Type: GrantFiled: May 11, 2016Date of Patent: February 5, 2019Assignee: Sony CorporationInventors: Tatsushi Hamaguchi, Shoichiro Izumi, Yoshiro Takiguchi, Noriyuki Futagawa
-
Publication number: 20180366906Abstract: A light emitting element includes a stacked structure 20 in which a first compound semiconductor layer 21, an active layer 23 and a second compound semiconductor layer 22 made of GaN-based compound semiconductors are stacked, a mode loss acting portion 54 provided on the second compound semiconductor layer 22 and configuring a mode loss acting region 55 that acts upon increase or decrease of oscillation mode loss, a second electrode 32, a second light reflection layer 42, a first light reflection layer 41, and a first electrode 31. A current injection region 51, a current non-injection inner side region 52 that surrounds the current injection region 51 and a current non-injection outer side region 53 that surrounds the current non-injection inner side region 52 are formed on the stacked structure 20, and a projection image of the mode loss acting region 55 and a projection image of the current non-injection outer side region 53 overlap with each other.Type: ApplicationFiled: May 11, 2016Publication date: December 20, 2018Inventors: Tatsushi Hamaguchi, Shoichiro Izumi, Yoshiro Takiguchi, Noriyuki Futagawa
-
Patent number: 8625087Abstract: Disclosed herein is a packing container including: a packing container body including a leading-out section which contains an optical probe having a first end section for incoming of a laser beam and a second end section for outgoing of the incoming laser beam, which leads out the first end section of the optical probe thus contained to the exterior and which is sealed, and a window section by which the laser beam going out from the second end section of the contained optical probe is led out to the exterior; and a light-transmitting member which closes the window section and permits the laser beam to pass therethrough.Type: GrantFiled: October 31, 2011Date of Patent: January 7, 2014Assignee: Sony CorporationInventor: Yoshiro Takiguchi
-
Patent number: 8545109Abstract: An optical fiber adaptor includes: an optical fiber adaptor body including an insertion hole in which to insert a ferrule of an optical fiber plug, and a mounting section to which to mount a lock nut of the optical fiber plug having the ferrule inserted in the insertion hole; a light-transmitting sleeve which is provided in the insertion hole and which surrounds the ferrule inserted in the insertion hole; a first detection section operable to optically detect, from the outer peripheral side of the sleeve, whether or not the ferrule is inserted in the insertion hole; and a second detection section operable to detect the position of the lock nut mounted to the mounting section.Type: GrantFiled: November 1, 2011Date of Patent: October 1, 2013Assignee: Sony CorporationInventor: Yoshiro Takiguchi
-
Patent number: 8520712Abstract: A laser diode which realizes NFP with a stable and uniform shape. The laser diode includes, on a semiconductor substrate, an active layer, one or a plurality of strip-shaped current confinement structures confining a current which is injected into the active layer, and a stacked structure including one or a plurality of strip-shaped convex portions extending in an extending direction of the current confinement structure.Type: GrantFiled: April 12, 2011Date of Patent: August 27, 2013Assignee: Sony CorporationInventors: Shoji Hirata, Tsunenori Asatsuma, Yoshiro Takiguchi
-
Patent number: 8451390Abstract: A projection stereoscopic display includes: a stereoscopic display optical system receiving linearly polarized light from the light source and displaying a first picture and a second picture both having binocular parallax by linearly polarized light with polarization directions orthogonal to each other, in which the stereoscopic display optical system includes: a reflective liquid crystal panel modulating and reflecting linearly polarized light from the light source in response to a picture signal, a first polarizing device splitting the first picture from reflected light from the reflective liquid crystal panel, a retardation device converting the polarization direction of the first picture into a direction orthogonal thereto, and a second polarizing device splitting the second picture from reflected light from the reflective liquid crystal panel, and superimposing the second picture on the first picture of which the polarization direction is converted by the retardation device.Type: GrantFiled: December 23, 2009Date of Patent: May 28, 2013Assignee: Sony CorporationInventors: Akio Furukawa, Yoshiro Takiguchi
-
Patent number: 8203611Abstract: An imaging apparatus includes an electron emission array having electron sources arranged in matrix form, a photoelectric conversion film opposed to the electron emission array, and a control and drive circuit configured to select one or more horizontal scan lines in a given video signal output period and to cause the electron sources included in the selected one or more horizontal scan lines to emit electrons toward the photoelectric conversion film, wherein the control and drive circuit is further configured to cause the electron sources included in the selected one or more horizontal scan lines to emit electrons toward the photoelectric conversion film in any one or more blanking periods excluding both a blanking period immediately following the given video signal output period and a blanking period immediately preceding a next video signal output period in which the one or more horizontal scan lines will be selected next time.Type: GrantFiled: May 20, 2008Date of Patent: June 19, 2012Assignees: Nippon Hoso Kyokai, Hamamatsu Photonics K.K., Futaba Corporation, Pioneer CorporationInventors: Yuki Honda, Masakazu Namba, Yoshiyuki Hirano, Saburo Okazaki, Norifumi Egami, Toshihisa Watabe, Yoshiro Takiguchi, Akira Kobayashi, Shigeo Itoh, Masateru Taniguchi, Kazuhito Nakamura, Kenta Miya, Yoshiyuki Okuda, Kazuto Sakemura
-
Publication number: 20120128307Abstract: An optical fiber adaptor includes: an optical fiber adaptor body including an insertion hole in which to insert a ferrule of an optical fiber plug, and a mounting section to which to mount a lock nut of the optical fiber plug having the ferrule inserted in the insertion hole; a light-transmitting sleeve which is provided in the insertion hole and which surrounds the ferrule inserted in the insertion hole; a first detection section operable to optically detect, from the outer peripheral side of the sleeve, whether or not the ferrule is inserted in the insertion hole; and a second detection section operable to detect the position of the lock nut mounted to the mounting section.Type: ApplicationFiled: November 1, 2011Publication date: May 24, 2012Applicant: SONY CORPORATIONInventor: Yoshiro Takiguchi
-
Patent number: 8179941Abstract: A laser diode which realizes NFP with a stable and uniform shape. The laser diode includes, on a semiconductor substrate, an active layer, one or a plurality of strip-shaped current confinement structures confining a current which is injected into the active layer, and a stacked structure including one or a plurality of strip-shaped convex portions extending in an extending direction of the current confinement structure.Type: GrantFiled: May 3, 2011Date of Patent: May 15, 2012Assignee: Sony CorporationInventors: Shoji Hirata, Tsunenori Asatsuma, Yoshiro Takiguchi
-
Publication number: 20120113414Abstract: Disclosed herein is a packing container including: a packing container body including a leading-out section which contains an optical probe having a first end section for incoming of a laser beam and a second end section for outgoing of the incoming laser beam, which leads out the first end section of the optical probe thus contained to the exterior and which is sealed, and a window section by which the laser beam going out from the second end section of the contained optical probe is led out to the exterior; and a light-transmitting member which closes the window section and permits the laser beam to pass therethrough.Type: ApplicationFiled: October 31, 2011Publication date: May 10, 2012Applicant: SONY CORPORATIONInventor: Yoshiro Takiguchi
-
Publication number: 20110206080Abstract: A laser diode which realizes NFP with a stable and uniform shape. The laser diode includes, on a semiconductor substrate, an active layer, one or a plurality of strip-shaped current confinement structures confining a current which is injected into the active layer, and a stacked structure including one or a plurality of strip-shaped convex portions extending in an extending direction of the current confinement structure.Type: ApplicationFiled: May 3, 2011Publication date: August 25, 2011Applicant: SONY CORPORATIONInventors: Shoji Hirata, Tsunenori Asatsuma, Yoshiro Takiguchi
-
Publication number: 20110182313Abstract: A laser diode which realizes NFP with a stable and uniform shape. The laser diode includes, on a semiconductor substrate, an active layer, one or a plurality of strip-shaped current confinement structures confining a current which is injected into the active layer, and a stacked structure including one or a plurality of strip-shaped convex portions extending in an extending direction of the current confinement structure.Type: ApplicationFiled: April 12, 2011Publication date: July 28, 2011Applicant: SONY CORPORATIONInventors: Shoji Hirata, Tsunenori Asatsuma, Yoshiro Takiguchi
-
Patent number: 7965749Abstract: Provided is a laser diode which realizes NFP with a stable and uniform shape. The laser diode includes, on a semiconductor substrate, an active layer, one or a plurality of strip-shaped current confinement structures confining a current which is injected into the active layer, and a stacked structure including one or a plurality of strip-shaped convex portions extending in an extending direction of the current confinement structure.Type: GrantFiled: September 25, 2008Date of Patent: June 21, 2011Assignee: Sony CorporationInventors: Shoji Hirata, Tsunenori Asatsuma, Yoshiro Takiguchi
-
Patent number: 7907651Abstract: A laser diode capable of effectively inhibiting effects of feedback light is provided. A laser diode includes a substrate, and a laminated structure including a first conductive semiconductor layer, an active layer having a light emitting region, and a second conductive semiconductor layer having a projecting part on the surface thereof, on the substrate, wherein a feedback light inhibition part is provided on a main-emitting-side end face, and effects of feedback light in the vicinity of lateral boundaries of the light emitting region are inhibited by the feedback light inhibition part.Type: GrantFiled: February 17, 2009Date of Patent: March 15, 2011Assignee: Sony CorporationInventors: Tsunenori Asatsuma, Yoshiro Takiguchi, Shoji Hirata
-
Patent number: 7834308Abstract: An imaging apparatus includes an electron emission array having electron sources arranged in matrix form and having a plurality of horizontal scan lines, a photoelectric conversion film opposed to the electron emission array, and a control and drive circuit configured to select one or more of the horizontal scan lines in a given video signal output period and to cause the electron sources included in the selected one or more horizontal scan lines to emit electrons toward the photoelectric conversion film to produce a video signal, wherein the control and drive circuit is configured to cause the electron sources included in unselected one or more horizontal scan lines not selected in the given video signal output period to emit electrons toward the photoelectric conversion film in a blanking period immediately preceding the given video signal output period.Type: GrantFiled: May 20, 2008Date of Patent: November 16, 2010Assignees: Nippon Hoso Kyokai, Hamamatsu Photonics K.K., Futaba Corporation, Pioneer CorporationInventors: Masakazu Namba, Yuki Honda, Yoshiyuki Hirano, Saburo Okazaki, Norifumi Egami, Toshihisa Watabe, Yoshiro Takiguchi, Akira Kobayashi, Shigeo Itoh, Masateru Taniguchi, Kazuhito Nakamura, Kenta Miya, Yoshiyuki Okuda, Nobuyasu Negishi