Patents by Inventor David Keon

David Keon 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).

  • Buoyant accessory device for spas
    Patent number: 6225900
    Abstract: A buoyant accessory device 10 for use in a spa 100 and in conjunction with a remote piece of audio equipment 200 to produce a stereophonic effect within the spa 100. The device 10 comprises a buoyant housing member 20 containing a receiver unit 15 which is coupled in a wireless fashion to a remote transmitting unit 16 directly connected to the remote piece of audio equipment 200.
    Type: Grant
    Filed: March 24, 1997
    Date of Patent: May 1, 2001
    Inventors: David Keon, Susan Keon