Patents by Inventor Willie Douglas

Willie Douglas 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).

  • Patent number: 5101517
    Abstract: The helmet of the present invention has a hard outer shell, a flexible and resilient inner shell and a face mask coupled to the outer shell. The side walls of the outer shell have transparent windows therein, which are located so as to be laterally of and rearwardly of the eyes of the wearer. The windows increase the peripheral vision of the wearer. The inner shell, which is removably coupled to the inside of the outer shell, is made up of foam with numerous springs embedded therein. The inner shell, with the springs and foam, absorb shock delivered to the helmet. Hearing protection to the wearer is also provided with narrow slots in the outer shell near the ears and with the inner shell completely surrounding each ear so as to attenuate any sound not entering through the slots.
    Type: Grant
    Filed: July 6, 1990
    Date of Patent: April 7, 1992
    Inventor: Willie Douglas