Patents by Inventor Akiyoshi Baba

Akiyoshi Baba 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).

  • Photoelectric conversion module having dual circuit board and dual dust proofing member
    Patent number: 8541736
    Abstract: A photoelectric conversion module includes a housing including a first wall and a second wall parallel to each other, a first circuit board and a second circuit board arranged between the first wall and the second wall, a spacer disposed between the first circuit board and the second circuit board, a first dust proofing member for sealing a gap between the first wall and the first circuit board and a gap between the spacer and the first circuit board, and a second dust proofing member for sealing a gap between the second wall and the second circuit board and a gap between the spacer and the second circuit board. The first circuit board includes a first holding portion for holding the first dust proofing member. The second circuit board includes a second holding portion for holding the second dust proofing member.
    Type: Grant
    Filed: June 10, 2011
    Date of Patent: September 24, 2013
    Assignee: Hitachi Cable, Ltd.
    Inventors: Akiyoshi Baba, Yoshiaki Ishigami
  • Photoelectric conversion module
    Publication number: 20120018624
    Abstract: A photoelectric conversion module includes a housing including a first wall and a second wall parallel to each other, a first circuit board and a second circuit board arranged between the first wall and the second wall, a spacer disposed between the first circuit board and the second circuit board, a first dust proofing member for sealing a gap between the first wall and the first circuit board and a gap between the spacer and the first circuit board, and a second dust proofing member for sealing a gap between the second wall and the second circuit board and a gap between the spacer and the second circuit board. The first circuit board includes a first holding portion for holding the first dust proofing member. The second circuit board includes a second holding portion for holding the second dust proofing member.
    Type: Application
    Filed: June 10, 2011
    Publication date: January 26, 2012
    Applicant: HITACHI CABLE, LTD.
    Inventors: Akiyoshi Baba, Yoshiaki Ishigami
  • Optical module
    Patent number: D654434
    Type: Grant
    Filed: June 14, 2010
    Date of Patent: February 21, 2012
    Assignee: Hitachi Cable, Ltd.
    Inventors: Yoshiaki Ishigami, Akiyoshi Baba