Patents by Inventor Evert Oosterheerd

Evert Oosterheerd 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).

  • Lighting fixture
    Patent number: D285358
    Type: Grant
    Filed: February 13, 1984
    Date of Patent: August 26, 1986
    Assignee: U.S. Philips Corporation
    Inventors: Stefanus F. W. Joosten, Evert Oosterheerd
  • Lighting fixture
    Patent number: D285359
    Type: Grant
    Filed: February 13, 1984
    Date of Patent: August 26, 1986
    Assignee: U.S. Philips Corporation
    Inventors: Stefanus F. W. Joosten, Evert Oosterheerd
  • Lighting fixture
    Patent number: D285360
    Type: Grant
    Filed: February 13, 1984
    Date of Patent: August 26, 1986
    Assignee: U.S. Philips Corporation
    Inventors: Stefanus F. W. Joosten, Evert Oosterheerd
  • Lighting fixture
    Patent number: D286206
    Type: Grant
    Filed: February 13, 1984
    Date of Patent: October 14, 1986
    Assignee: U.S. Philips Corporation
    Inventors: Stefanus F. W. Joosten, Evert Oosterheerd
  • Base for a fluorescent light fixture
    Patent number: D298173
    Type: Grant
    Filed: August 12, 1985
    Date of Patent: October 18, 1988
    Assignee: U.S. Philips Corp.
    Inventor: Evert Oosterheerd