Patents by Inventor Hidehiro Nakashima

Hidehiro Nakashima 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).

  • Bidet toilet seat unit
    Patent number: D500845
    Type: Grant
    Filed: June 12, 2003
    Date of Patent: January 11, 2005
    Assignees: Aisin Seiki Kabushiki Kaisha, Inax Corporation
    Inventors: Takashi Yamanaka, Hisaaki Minezawa, Hidehiro Nakashima, Touitirou Matsuura
  • Bidet toilet seat unit
    Patent number: D495794
    Type: Grant
    Filed: May 16, 2003
    Date of Patent: September 7, 2004
    Assignees: Aisin Seiki Kabushiki Kaisha, Inax Corporation
    Inventors: Takashi Yamanaka, Hisaaki Minezawa, Hidehiro Nakashima, Takashi Honda
  • Bidet toilet seat unit
    Patent number: D496990
    Type: Grant
    Filed: May 16, 2003
    Date of Patent: October 5, 2004
    Assignees: Aisin Seiki Kabushiki Kaisha, Inax Corporation
    Inventors: Takashi Yamanaka, Hisaaki Minezawa, Hidehiro Nakashima, Takashi Honda
  • Toilet seat with bidet
    Patent number: D594536
    Type: Grant
    Filed: September 16, 2008
    Date of Patent: June 16, 2009
    Assignee: INAX Corporation
    Inventors: Teiji Kawai, Hidehiro Nakashima
  • Toilet seat with bidet
    Patent number: D594945
    Type: Grant
    Filed: August 19, 2008
    Date of Patent: June 23, 2009
    Assignee: Inax Corporation
    Inventors: Nami Nakasaki, Teiji Kawai, Hidehiro Nakashima
  • Lavatory pan
    Patent number: D870866
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: December 24, 2019
    Assignee: LIXIL CORPORATION
    Inventors: Hidehiro Nakashima, Daisuke Matsumoto
  • Urinal
    Patent number: D884848
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: May 19, 2020
    Assignee: Lixil Corporation
    Inventors: Hidehiro Nakashima, Daisuke Matsumoto, Kenya Hara
  • Lavatory pan
    Patent number: D885536
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: May 26, 2020
    Assignee: Lixil Corporation
    Inventors: Daisuke Matsumoto, Hidehiro Nakashima, Takumi Masuda, Kenya Hara