Patents by Inventor Edward Robert Shellard

Edward Robert Shellard 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).

  • Light-generating instrument
    Patent number: 6918762
    Abstract: The invention relates to light-generating instruments, which are small, compact and convenient to use. More particularly, the light-generating instruments are generally powered by air, electricity, or light provided by the operating unit, such as the dental chair. Air, electricity, and light provided by the dentist's chair allow for convenience to the dentist while eliminating potential risks and hazards associated with use of an electrical cord to power the instrument.
    Type: Grant
    Filed: March 21, 2003
    Date of Patent: July 19, 2005
    Assignee: Kerr Corporation
    Inventors: Owen J. Gill, Edward Robert Shellard
  • Light-generating instrument
    Publication number: 20040185413
    Abstract: The invention relates to light-generating instruments, which are small, compact and convenient to use. More particularly, the light-generating instruments are generally powered by air, electricity, or light provided by the operating unit, such as the dental chair. Air, electricity, and light provided by the dentist's chair allow for convenience to the dentist while eliminating potential risks and hazards associated with use of an electrical cord to power the instrument.
    Type: Application
    Filed: March 21, 2003
    Publication date: September 23, 2004
    Applicant: Kerr Corporation
    Inventors: Owen J. Gill, Edward Robert Shellard