Patents by Inventor James L. Holtorf

James L. Holtorf 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).

  • Dual position foot pedal for ophthalmic surgery apparatus
    Patent number: 6360630
    Abstract: A dual position foot pedal includes a base and pedal arrangement which enables access by one of the user's toe and a user's sole for manipulation of the pedal. Switching between the two pedal positions is achieved by rotating the pedal. In this manner, the foot pedal combines the functionality of two common surgical foot pedal types in one pedal.
    Type: Grant
    Filed: May 22, 2001
    Date of Patent: March 26, 2002
    Assignee: Allergan Sales, Inc.
    Inventor: James L. Holtorf
  • Dual position foot pedal for ophthalmic surgery apparatus
    Publication number: 20010020401
    Abstract: A dual position foot pedal includes a base and pedal arrangement which enables access by one of the user's toe and a user's sole for manipulation of the pedal. Switching between the two pedal positions is achieved by rotating the pedal. In this manner, the foot pedal combines the functionality of two common surgical foot pedal types in one pedal.
    Type: Application
    Filed: May 22, 2001
    Publication date: September 13, 2001
    Inventor: James L. Holtorf
  • Dual position foot pedal for ophthalmic surgery apparatus
    Patent number: 6260434
    Abstract: A dual position foot pedal includes a base and pedal arrangement which enables access by one of the user's toe and a user's sole for manipulation of the pedal. Switching between the two pedal positions is achieved by rotating the pedal. In this manner, the foot pedal combines the functionality of two common surgical foot pedal types in one pedal.
    Type: Grant
    Filed: October 5, 1999
    Date of Patent: July 17, 2001
    Assignee: Allergan Sales, Inc.
    Inventor: James L. Holtorf
  • Dual position foot pedal for ophthalmic surgery apparatus
    Patent number: 5983749
    Abstract: A dual position foot pedal includes a base and pedal arrangement which enables access by one of the user's toe and a user's sole for manipulation of the pedal. Switching between the two pedal positions is achieved by rotating the pedal. In this manner, the foot pedal combines the functionality of two common surgical foot pedal types in one pedal.
    Type: Grant
    Filed: September 12, 1997
    Date of Patent: November 16, 1999
    Assignee: Allergan Sales, Inc.
    Inventor: James L. Holtorf
  • High resolution monitor
    Patent number: D339797
    Type: Grant
    Filed: June 24, 1991
    Date of Patent: September 28, 1993
    Assignee: Compaq Computer Corporation
    Inventors: Steven D. Gluskoter, James L. Holtorf, John E. Youens
  • Personal computer
    Patent number: D361551
    Type: Grant
    Filed: June 23, 1994
    Date of Patent: August 22, 1995
    Assignee: Compaq Computer Corporation
    Inventors: Randall W. Martin, Peter B. Barron, Thor R. Halseth, James L. Holtorf
  • Personal computer
    Patent number: D364147
    Type: Grant
    Filed: June 23, 1994
    Date of Patent: November 14, 1995
    Assignee: Compaq Computer Corporation
    Inventors: Randall W. Martin, Peter B. Barron, Thor R. Halseth, James L. Holtorf
  • Notebook personal computer
    Patent number: D368703
    Type: Grant
    Filed: January 27, 1994
    Date of Patent: April 9, 1996
    Assignee: Compaq Computer Corporation
    Inventors: D. Stephen Goodrich, James L. Holtorf
  • Personal computer
    Patent number: D368894
    Type: Grant
    Filed: June 23, 1994
    Date of Patent: April 16, 1996
    Assignee: Compaq Computer Corporation
    Inventors: Randall W. Martin, Peter B. Barron, Thor R. Halseth, James L. Holtorf