Patents by Inventor Horace Johnson, Jr.

Horace Johnson, Jr. 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: D333097
    Type: Grant
    Filed: February 20, 1990
    Date of Patent: February 9, 1993
    Assignee: Rhone-Poulenc AG Co.
    Inventors: William A. Levy, Horace Johnson, Jr.
  • Patent number: D333982
    Type: Grant
    Filed: February 20, 1990
    Date of Patent: March 16, 1993
    Assignee: Rhone-Poulenc AG Company
    Inventors: William A. Levy, Horace Johnson, Jr.