Patents by Inventor Henry Loos

Henry Loos 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).

  • Check Valve
    Publication number: 20090320939
    Abstract: An improved check valve that can exhibit satisfactory sealing performance for hundreds of thousands of forward and reverse flow cycles under the severe conditions encountered in an application such as a carwash. The check valve may reduce the number of possible failure points found in conventional check valves and may reduce the risk of failure associated with other possible failure points that may not be eliminated.
    Type: Application
    Filed: June 25, 2009
    Publication date: December 31, 2009
    Applicant: KED Innovations, Inc.
    Inventor: Henry Loos