Patents by Inventor Vincent J. Popma

Vincent J. Popma 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: D246985
    Type: Grant
    Filed: March 22, 1976
    Date of Patent: January 17, 1978
    Inventors: Vincent J. Popma, Jerome F. Moshofsky