Patents by Inventor Andrei B. Greenwood

Andrei B. Greenwood 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).

  • Hat
    Patent number: D417770
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: December 21, 1999
    Inventor: Andrei B. Greenwood