Patents by Inventor George C. Kripner

George C. Kripner 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).

  • Aircraft petcock lock
    Patent number: 4357814
    Abstract: A lock apparatus shields the valve stem of a petcock and prevents unauthorized opening of the petcock.
    Type: Grant
    Filed: August 29, 1980
    Date of Patent: November 9, 1982
    Inventor: George C. Kripner