Patents by Inventor Tomomasa Ibuka

Tomomasa Ibuka 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).

  • Tablet computer device
    Patent number: D712900
    Type: Grant
    Filed: September 6, 2012
    Date of Patent: September 9, 2014
    Assignee: Sony Engineering Corporation
    Inventors: Osamu Miki, Takeshi Sasaki, Satoru Yamamoto, Tomomasa Ibuka
  • Light
    Patent number: D753327
    Type: Grant
    Filed: August 6, 2014
    Date of Patent: April 5, 2016
    Assignee: Sony Engineering Corporation
    Inventors: Osamu Miki, Tomomasa Ibuka