Patents by Inventor Michihiro Kanno

Michihiro Kanno 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: 20240088159
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Application
    Filed: August 21, 2023
    Publication date: March 14, 2024
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Patent number: 11798951
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Grant
    Filed: October 26, 2021
    Date of Patent: October 24, 2023
    Assignee: Sony Group Corporation
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Publication number: 20220173127
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Application
    Filed: October 26, 2021
    Publication date: June 2, 2022
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Patent number: 11195860
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: December 7, 2021
    Assignee: Sony Group Corporation
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Publication number: 20200357827
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Application
    Filed: February 21, 2020
    Publication date: November 12, 2020
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Patent number: 10593704
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: March 17, 2020
    Assignee: Sony Corporation
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Patent number: 10504923
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: December 10, 2019
    Assignee: Sony Corporation
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Publication number: 20180350846
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Application
    Filed: July 11, 2018
    Publication date: December 6, 2018
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Publication number: 20180350845
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Application
    Filed: July 11, 2018
    Publication date: December 6, 2018
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Patent number: 10115739
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: October 30, 2018
    Assignee: Sony Corporation
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Publication number: 20180175071
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Application
    Filed: April 24, 2015
    Publication date: June 21, 2018
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Publication number: 20150179811
    Abstract: There are provided a thin film transistor having a simple structure that allows reduction in leakage current at the time of gate negative bias, and a method of manufacturing the thin film transistor, and a display unit and an electronic apparatus. The thin film transistor includes: a gate electrode; a semiconductor film including a channel region that faces the gate electrode; and an insulating film provided at least at a position near an end portion on the gate electrode side of side walls of the semiconductor film.
    Type: Application
    Filed: August 2, 2013
    Publication date: June 25, 2015
    Applicant: Sony Corporation
    Inventors: Michihiro Kanno, Takahiro Kawamura
  • Publication number: 20150097163
    Abstract: A semiconductor device includes: a gate electrode layer; a gate insulating film provided on the gate electrode layer; a semiconductor layer provided, in opposition to the gate electrode layer, on the gate insulating film; and a source-drain electrode layer provided on the semiconductor layer and on the gate insulating film. A face, in opposition to the gate insulating film, of the semiconductor layer is located above a face of a section, located on the gate insulating film, of the source-drain electrode layer.
    Type: Application
    Filed: April 15, 2013
    Publication date: April 9, 2015
    Inventors: Michihiro Kanno, Takahiro Kawamura, Hiroshi Inamura
  • Publication number: 20110073860
    Abstract: A thin film transistor comprising an insulating film, a gate electrode embedded in a superficial portion of the insulating film, a gate insulating film on the gate electrode and the insulating film, a semiconductor film on the gate insulating film, a channel protection film on a portion of the semiconductor film with end surfaces which have a forward tapered slope, a first electrode on the semiconductor film which mounts onto one tapered side of the channel protection film, and a second electrode on the semiconductor film which mounts onto the other tapered side of the channel protection film, where an edge of the gate electrode closest to the first electrode is offset towards the second electrode from the point where the first electrode abuts the semiconductor film.
    Type: Application
    Filed: September 21, 2010
    Publication date: March 31, 2011
    Applicant: SONY CORPORATION
    Inventors: Michihiro Kanno, Takahiro Kawamura
  • Patent number: 7601579
    Abstract: A method of manufacturing a semiconductor integrated circuit including a logic part and a memory array part, the logic part having N-type and P-type FETs, and the memory array part having N-type and P-type FETs, includes the steps of forming N-type and P-type FETs constituting the logic part and the memory array part, thereafter sequentially forming a first insulation film having a tensile stress and a second insulation film on the whole surface, selectively removing the second insulation film and the first insulation film present on the upper side of the region of the P-type FET constituting the logic part, then forming a third insulation film having a compressive stress on the whole surface, and thereafter selectively removing the third insulation film present on the upper side of the region of the N-type FET constituting the logic part and the third insulation film present on the upper side of the regions of the N-type and P-type FETs constituting the memory array part.
    Type: Grant
    Filed: December 5, 2007
    Date of Patent: October 13, 2009
    Assignee: Sony Corporation
    Inventor: Michihiro Kanno
  • Patent number: 7439118
    Abstract: A method of manufacturing a semiconductor integrated circuit including a logic part and a memory array part, the logic part having N-type and P-type FETs, and the memory array part having N-type and P-type FETs, includes the steps of forming N-type and P-type FETs constituting the logic part and the memory array part, thereafter sequentially forming a first insulation film having a tensile stress and a second insulation film on the whole surface, selectively removing the second insulation film and the first insulation film present on the upper side of the region of the P-type FET constituting the logic part, then forming a third insulation film having a compressive stress on the whole surface, and thereafter selectively removing the third insulation film present on the upper side of the region of the N-type FET constituting the logic part and the third insulation film present on the upper side of the regions of the N-type and P-type FETs constituting the memory array part.
    Type: Grant
    Filed: February 17, 2006
    Date of Patent: October 21, 2008
    Assignee: Sony Corporation
    Inventor: Michihiro Kanno
  • Publication number: 20080085578
    Abstract: A method of manufacturing a semiconductor integrated circuit including a logic part and a memory array part, the logic part having N-type and P-type FETs, and the memory array part having N-type and P-type FETs, includes the steps of forming N-type and P-type FETs constituting the logic part and the memory array part, thereafter sequentially forming a first insulation film having a tensile stress and a second insulation film on the whole surface, selectively removing the second insulation film and the first insulation film present on the upper side of the region of the P-type FET constituting the logic part, then forming a third insulation film having a compressive stress on the whole surface, and thereafter selectively removing the third insulation film present on the upper side of the region of the N-type FET constituting the logic part and the third insulation film present on the upper side of the regions of the N-type and P-type FETs constituting the memory array part.
    Type: Application
    Filed: December 5, 2007
    Publication date: April 10, 2008
    Applicant: SONY CORPORATION
    Inventor: Michihiro Kanno
  • Publication number: 20060189075
    Abstract: A method of manufacturing a semiconductor integrated circuit including a logic part and a memory array part, the logic part having N-type and P-type FETS, and the memory array part having N-type and P-type FETS, includes the steps of forming N-type and P-type FETs constituting the logic part and the memory array part, thereafter sequentially forming a first insulation film having a tensile stress and a second insulation film on the whole surface, selectively removing the second insulation film and the first insulation film present on the upper side of the region of the P-type FET constituting the logic part, then forming a third insulation film having a compressive stress on the whole surface, and thereafter selectively removing the third insulation film present on the upper side of the region of the N-type FET constituting the logic part and the third insulation film present on the upper side of the regions of the N-type and P-type FETs constituting the memory array part.
    Type: Application
    Filed: February 17, 2006
    Publication date: August 24, 2006
    Inventor: Michihiro Kanno