Patents by Inventor Seamus A. Sharkey

Seamus A. Sharkey 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).

  • Electronic sensor pen
    Patent number: D316253
    Type: Grant
    Filed: June 22, 1988
    Date of Patent: April 16, 1991
    Inventors: Martin P. Riddiford, Stephen O. Frazer, Seamus A. Sharkey
  • Electronic test sensor unit
    Patent number: D317463
    Type: Grant
    Filed: June 22, 1988
    Date of Patent: June 11, 1991
    Assignee: Price Stern Sloan Inc.
    Inventors: Martin P. Riddiford, Stephen O. Frazer, Seamus A. Sharkey