Patents by Inventor Gale E. Davidson

Gale E. Davidson 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).

  • Speculum
    Patent number: 6740031
    Abstract: A speculum (18) including a combined first speculum blade and handle portion (20), a combined second speculum blade and link portion (62), a speculum handle portion and a plurality of combined ribs and links (76). Each of the combined ribs and links (76) is movably coupled to the combined first speculum blade and handle portion (20) and to the combined second speculum blade and link portion (62) to movably couple the combined first speculum blade and handle portion (20) to the combined second speculum blade and link portion (62). The speculum handle portion (46) is movably coupled to the combined first speculum blade and handle portion (20) and to the combined second speculum blade and link portion (62) to actuate the combined first speculum blade and handle portion (20) and the combined second speculum blade and link portion (62) relative to each other between a first orientation (illustrated in FIG.
    Type: Grant
    Filed: January 22, 2003
    Date of Patent: May 25, 2004
    Assignee: Hier-Spec, Inc.
    Inventors: Gale E. Davidson, Kathryn L. Hier
  • Speculum
    Publication number: 20030114734
    Abstract: A speculum (18) including a combined first speculum blade and handle portion (20), a combined second speculum blade and link portion (62), a speculum handle portion and a plurality of combined ribs and links (76). Each of the combined ribs and links (76) is movably coupled to the combined first speculum blade and handle portion (20) and to the combined second speculum blade and link portion (62) to movably couple the combined first speculum blade and handle portion (20) to the combined second speculum blade and link portion (62). The speculum handle portion (46) is movably coupled to the combined first speculum blade and handle portion (20) and to the combined second speculum blade and link portion (62) to actuate the combined first speculum blade and handle portion (20) and the combined second speculum blade and link portion (62) relative to each other between a first orientation (illustrated in FIG.
    Type: Application
    Filed: January 22, 2003
    Publication date: June 19, 2003
    Inventors: Gale E. Davidson, Kathryn L. Hier
  • Speculum
    Patent number: 6527710
    Abstract: A speculum (18) including a combined first speculum blade and handle portion (20), a combined second speculum blade and link portion (62), a speculum handle portion and a plurality of combined ribs and links (76). Each of the combined ribs and links (76) is movably coupled to the combined first speculum blade and handle portion (20) and to the combined second speculum blade and link portion (62) to movably couple the combined first speculum blade and handle portion (20) to the combined second speculum blade and link portion (62). The speculum handle portion (46) is movably coupled to the combined first speculum blade and handle portion (20) and to the combined second speculum blade and link portion (62) to actuate the combined first speculum blade and handle portion (20) and the combined second speculum blade and link portion (62) relative to each other between a first orientation (illustrated in FIG.
    Type: Grant
    Filed: December 27, 2000
    Date of Patent: March 4, 2003
    Assignee: Hier Spec, Inc.
    Inventors: Gale E. Davidson, Kathryn L. Hier