Patents by Inventor Sylvia Blumer

Sylvia Blumer 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).

  • Computer mouse
    Patent number: D359278
    Type: Grant
    Filed: May 3, 1994
    Date of Patent: June 13, 1995
    Inventors: Stephen T. Morrison, Sylvia Blumer
  • Computer mouse
    Patent number: D370219
    Type: Grant
    Filed: May 16, 1994
    Date of Patent: May 28, 1996
    Inventors: Sylvia Blumer, Stephen T. Morrison