Patents by Inventor Hisashi Ejima

Hisashi Ejima 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).

  • Table
    Patent number: D508625
    Type: Grant
    Filed: April 2, 2004
    Date of Patent: August 23, 2005
    Assignee: Kokuyo Co., Ltd.
    Inventors: Fritz Frenkler, Sven Birkenheuer, Hisashi Ejima
  • Table
    Patent number: D512587
    Type: Grant
    Filed: February 7, 2005
    Date of Patent: December 13, 2005
    Assignee: Kokuyo Co., Ltd.
    Inventors: Fritz Frenkler, Sven Birkenheuer, Hisashi Ejima
  • Desk
    Patent number: D609943
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: February 16, 2010
    Assignee: Kokuyo Co., Ltd.
    Inventors: Yojiro Kinoshita, Yoshimasa Kato, Hiromi Iwamuro, Hisashi Ejima, Takuya Kitamura
  • Desk
    Patent number: D610838
    Type: Grant
    Filed: June 27, 2008
    Date of Patent: March 2, 2010
    Assignee: Kokuyo Co., Ltd.
    Inventors: Yoshimasa Kato, Takuya Kitamura, Yojiro Kinoshita, Hiromi Iwamuro, Hisashi Ejima
  • Desk
    Patent number: D610839
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: March 2, 2010
    Assignee: Kokuyo Co., Ltd.
    Inventors: Yojiro Kinoshita, Yoshimasa Kato, Hiromi Iwamuro, Hisashi Ejima, Takuya Kitamura
  • Desk
    Patent number: D610840
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: March 2, 2010
    Assignee: Kokuyo Co., Ltd.
    Inventors: Yoshimasa Kato, Takuya Kitamura, Yojiro Kinoshita, Hiromi Iwamuro, Hisashi Ejima
  • Desk
    Patent number: D610841
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: March 2, 2010
    Assignee: Kokuyo Co., Ltd.
    Inventors: Yoshimasa Kato, Takuya Kitamura, Yojiro Kinoshita, Hiromi Iwamuro, Hisashi Ejima