Patents by Inventor Hiromi Sawa

Hiromi Sawa 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).

  • Speaker for an automobile
    Patent number: D523422
    Type: Grant
    Filed: March 15, 2005
    Date of Patent: June 20, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Keiji Ishikawa, Hiromi Sawa
  • Speaker for an automobile
    Patent number: D523849
    Type: Grant
    Filed: March 15, 2005
    Date of Patent: June 27, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Keiji Ishikawa, Hiromi Sawa
  • Speaker for an automobile
    Patent number: D524299
    Type: Grant
    Filed: March 15, 2005
    Date of Patent: July 4, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Keiji Ishikawa, Hiromi Sawa