Patents by Inventor Richard W. Woodson

Richard W. Woodson 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).

  • Depth finding apparatus
    Patent number: 4281404
    Abstract: A hand held, self-contained depth finding device is immersible into water for transmitting and receiving sonic impulses in the direction the device is aimed. The device includes a hand grip carrying a battery cartridge and an external trigger for operating a power switch within the waterproof interior. A liquid crystal display registers the measured depth in feet.
    Type: Grant
    Filed: August 27, 1979
    Date of Patent: July 28, 1981
    Assignee: Morrow Electronics, Inc.
    Inventors: Ray E. Morrow, Jr., Richard W. Woodson