Patents by Inventor James A. Boyce

James A. Boyce 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).

  • Wheelchair attachment
    Patent number: 5651558
    Abstract: Attachments mountable on a wheelchair movably connect an article, device or machine to the wheelchair and enable the occupant of the wheelchair to manipulate the article, device or machine. The attachments are connectible to at least the front vertical posts of a wheelchair and include rotatable and extensible portions as well as resilient members which enable unidirectional movement of the article with respect to the wheelchair under occupant manipulation.
    Type: Grant
    Filed: May 31, 1995
    Date of Patent: July 29, 1997
    Inventor: James A. Boyce
  • Vehicle door handle
    Patent number: D522343
    Type: Grant
    Filed: May 26, 2005
    Date of Patent: June 6, 2006
    Inventor: James A. Boyce