Patents by Inventor Brian R. Heidsiek

Brian R. Heidsiek 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).

  • Personal Spirometer
    Patent number: D339635
    Type: Grant
    Filed: July 10, 1991
    Date of Patent: September 21, 1993
    Assignee: Glaxo Australia Pty., Ltd.
    Inventors: Charles K. Waterson, Stephen G. Hauser, Richard C. Blanchard, Paul Greskovics, Warren R. Jewett, Brian R. Heidsiek
  • Expansion base for a notebook personal computer
    Patent number: D366034
    Type: Grant
    Filed: June 23, 1994
    Date of Patent: January 9, 1996
    Assignee: Compaq Computer Corporation
    Inventors: John E. Youens, John Von Buelow, Stanley H. Wada, Brian R. Heidsiek
  • AC adapter for a notebook personal computer
    Patent number: D367257
    Type: Grant
    Filed: June 23, 1994
    Date of Patent: February 20, 1996
    Assignee: Compaq Computer Corporation
    Inventors: John V. Buelow, Stanley H. Wada, Brian R. Heidsiek