Patents by Inventor Alois J. Koller, Sr.

Alois J. Koller, Sr. 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: D298674
    Type: Grant
    Filed: December 16, 1985
    Date of Patent: November 22, 1988
    Inventor: Alois J. Koller, Sr.