Patents by Inventor Howard V. Leendersen

Howard V. Leendersen 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).

  • Ceramic reinforced fluoropolymer
    Patent number: 5783308
    Abstract: A dispersion including at least one carrier, from about 0.1 to about 20.0 weight percent of at least one particulate fluoropolymer, and from about 0.1 to about 20.0 weight percent of at least one particulate boron nitride, the dispersion being useful as a coating to give a ceramic reinforced fluoropolymer substrate.
    Type: Grant
    Filed: October 25, 1996
    Date of Patent: July 21, 1998
    Assignee: Quaker State Corporation
    Inventor: Howard V. Leendersen