Patents by Inventor Benton W. Hamilton

Benton W. Hamilton 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).

  • Shield for devices capable of penetrating skin
    Patent number: 4943282
    Abstract: A shield to selectively surround a needle or other sharp protrusion on a medical device, such as a syringe, to inhibit accidental injury.
    Type: Grant
    Filed: March 13, 1989
    Date of Patent: July 24, 1990
    Inventors: Mary J. Page, Benton W. Hamilton, Bruce L. Skiles, Robert V. Reinhart, Jr.
  • Shield for devices capable of penetrating skin
    Patent number: 4923446
    Abstract: A shield to selectively surround a needle or other sharp protrusion on a medical device, such as a syringe, to inhibit accidental injury.
    Type: Grant
    Filed: April 14, 1988
    Date of Patent: May 8, 1990
    Inventors: Mary J. Page, Benton W. Hamilton, Bruce L. Skiles, Robert V. Reinhart, Jr.