Patents Assigned to Will Boyden, Inc.
  • Boat sinking warning device
    Patent number: 5130708
    Abstract: The boat sinking warning device is hermetically sealed box, to be permanently installed in the bilge area of a boat, to give an audio frequency or radio frequency warning if a boat is leaking. It comprises two externally exposed conductive terminals, and an electronic circuit to sense the presence of water across these terminals and thereby continually sound an audio alarm or radiate a radio-frequency signal to a remote facility.
    Type: Grant
    Filed: March 11, 1991
    Date of Patent: July 14, 1992
    Assignee: Will Boyden, Inc.
    Inventor: Willis G. Boyden