Patents by Inventor Yousuke Koibuchi

Yousuke Koibuchi 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).

  • Personal digital assistant with slide mechanism
    Patent number: 7747297
    Abstract: A personal digital assistant 1 composed of a main body 2 formed with an operation section 212; a cover body 3 which is freely attached and slides parallel to the operating section 212 from a position overlapped on the operation section side of the main body 2; and an energization spring 45 formed in the cover body 3 which applies force along a direction which maintains an opened state in an opened position where the cover body 3 has been made to slide from the main body 2. Accordingly, a sliding type personal digital assistant can be stabilized in a closed position and/or an opened position and prevent opening or closing in a midway through position.
    Type: Grant
    Filed: October 12, 2005
    Date of Patent: June 29, 2010
    Assignee: Casio Hitachi Mobile Communication Co., Ltd.
    Inventors: Yousuke Koibuchi, Takashi Aizawa, Takayuki Nakajima
  • Personal digital assistant with slide mechanism
    Publication number: 20060114646
    Abstract: A personal digital assistant 1 composed of a main body 2 formed with an operation section 212; a cover body 3 which is freely attached and slides parallel to the operating section 212 from a position overlapped on the operation section side of the main body 2; and an energization spring 45 formed in the cover body 3 which applies force along a direction which maintains an opened state in an opened position where the cover body 3 has been made to slide from the main body 2. Accordingly, a sliding type personal digital assistant can be stabilized in a closed position and/or an opened position and prevent opening or closing in a midway through position.
    Type: Application
    Filed: October 12, 2005
    Publication date: June 1, 2006
    Applicant: Casio Hitachi Mobile Communications Co., Ltd.
    Inventors: Yousuke Koibuchi, Takashi Aizawa, Takayuki Nakajima