Patents by Inventor Shigeto Yamanaka

Shigeto Yamanaka 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).

  • Range hood
    Patent number: D455487
    Type: Grant
    Filed: March 6, 2001
    Date of Patent: April 9, 2002
    Assignees: Matsushita Electric Industrial Co., Ltd., Matsushita Seiko Co., Ltd.
    Inventors: Kenji Kojima, Hitoshi Miura, Shigeto Yamanaka
  • Ceiling recessed type ventilating fan
    Patent number: D457616
    Type: Grant
    Filed: August 6, 2001
    Date of Patent: May 21, 2002
    Assignees: Matsushita Electric Industrial Co., Ltd., Matsushita Seiko Co., Ltd.
    Inventors: Shigeto Yamanaka, Hitoshi Miura, Kenji Kojima
  • Ventilating louver
    Patent number: D541927
    Type: Grant
    Filed: August 3, 2005
    Date of Patent: May 1, 2007
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Shigeto Yamanaka, Hitoshi Miura