Patents by Inventor Douglas Varey

Douglas Varey 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 diffuser
    Patent number: 5124900
    Abstract: Sheets (26, 28, 30, 32) of aromatic polyamide polymer fibers are folded or formed into various shapes and constructions and used as light diffusers on lamps. The light diffusers are resistant to combustion which allows them to be placed closer to the light source. The diffusers are translucent and provide an appearance similar to parchment or rice paper.
    Type: Grant
    Filed: November 28, 1989
    Date of Patent: June 23, 1992
    Assignee: Manifesto Corporation
    Inventors: Douglas Varey, Harold H. Kawaguchi, Brent E. Markee