Patents by Inventor Ralph C. Heins

Ralph C. Heins 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).

  • Portable cleat
    Patent number: 5008983
    Abstract: A portable cleat including a primary connector element having a principal axis and opposed ends and a secondary connector element attached to the primary connector element at at least one of the ends, said secondary connector element having angularly disposed arms.
    Type: Grant
    Filed: December 18, 1989
    Date of Patent: April 23, 1991
    Inventor: Ralph C. Heins