Patents by Inventor Erwin Leo Himmel

Erwin Leo Himmel 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).

  • Telephone base unit
    Patent number: D514543
    Type: Grant
    Filed: February 23, 2004
    Date of Patent: February 7, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventor: Erwin Leo Himmel
  • Telephone handset
    Patent number: D517036
    Type: Grant
    Filed: February 23, 2004
    Date of Patent: March 14, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventor: Erwin Leo Himmel