Patents by Inventor Ryszard Lenarczyk

Ryszard Lenarczyk 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: D328529
    Type: Grant
    Filed: August 21, 1989
    Date of Patent: August 11, 1992
    Inventor: Ryszard Lenarczyk