Patents by Inventor Charles M. Gwinn

Charles M. Gwinn 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: 5718003
    Abstract: An apparatus to be worn by human males as underwear for providing protection of the private parts, having a flexible and durable material attached to the inside of the underwear to form a pocket. Thus, having a means of supporting and separating the private parts to help protect them from injury and fungal type diseases. An apparatus, whereby when worn would not hinder normal movement.
    Type: Grant
    Filed: July 31, 1995
    Date of Patent: February 17, 1998
    Inventor: Charles M. Gwinn
  • Patent number: 5216973
    Abstract: An apparatus for protecting the environment from liquid spills, such as oil, when ocean going vessels become damaged and leak, having a flexible, durable and waterproof material deployed around the vessel to form a double hull type apparatus. Thus, having all vessels, which carry cargo dangerous to the environment, equipped with an apparatus that would automatically surround it if it sprang a leak would help to protect the environment. An apparatus, whereby when not in use is stored inside a protective housing, and when needed, would be powered by power units to pull the protective sheeting around the vessel, sealing the bow and the stern of the vessel, but allowing the propulsion system of the vessel to continue to operate, powering the vessel.
    Type: Grant
    Filed: May 11, 1992
    Date of Patent: June 8, 1993
    Inventor: Charles M. Gwinn