Patents by Inventor Edward D. Davidson

Edward D. Davidson 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).

  • Bunk beam and bunk cushion apparatus for supporting a watercraft
    Patent number: 6830410
    Abstract: The present invention is directed to an apparatus for supporting the hull of a watercraft using a flexible bunk beam and a convex cushion attached to the beam using locking elements. The beam has a longitudinal recess with a narrow upper neck portion and a larger lower anchor portion, and the cushion has an elongated cushion locking member lockably insertable into the recess. The cushion locking member has a narrow upper neck portion and a larger lower portion sized to snuggly fit within the recess. The cushion includes internal voids and walls. The beam includes sidewalls with bores forming bearing surfaces.
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: December 14, 2004
    Assignee: Sunstream Corporation
    Inventors: Edward D. Davidson, Kenneth E. Hey
  • Bunk beam and bunk cushion apparatus for supporting a watercraft
    Publication number: 20040126185
    Abstract: The present invention is directed to an apparatus for supporting the hull of a watercraft using a flexible bunk beam and a convex cushion attached to the beam using locking elements. The beam has a longitudinal recess with a narrow upper neck portion and a larger lower anchor portion, and the cushion has an elongated cushion locking member lockably insertable into the recess. The cushion locking member has a narrow upper neck portion and a larger lower portion sized to snuggly fit within the recess. The cushion includes internal voids and walls. The beam includes sidewalls with bores forming bearing surfaces.
    Type: Application
    Filed: December 31, 2002
    Publication date: July 1, 2004
    Applicant: Sunstream Corporation
    Inventors: Edward D. Davidson, Kenneth E. Hey
  • Upper surface portion of a watercraft bunk cushion
    Patent number: D484086
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: December 23, 2003
    Assignee: Sunstream Corporation
    Inventors: Edward D. Davidson, Kenneth E. Hey
  • Sidewall portion of a watercraft bunk beam
    Patent number: D484450
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: December 30, 2003
    Assignee: Sunstream Corporation
    Inventors: Edward D. Davidson, Kenneth E. Hey
  • Upper end portion of a watercraft bunk cushion
    Patent number: D487423
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: March 9, 2004
    Assignee: Sunstream Corporation
    Inventors: Edward D. Davidson, Kenneth E. Hey