Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D451852 | Tire tread | Richard Heinen, Kenneth Jenner Powell, Bernard Marie Henin | 2001-12-11 |
| D451444 | Tire tread | Richard Heinen, Kenneth Jenner Powell, Bernard Marie Henin | 2001-12-04 |
| D426501 | Tire tread | Richard Heinen, Kenneth Jenner Powell, Bernard Marie Henin | 2000-06-13 |
| D409123 | Tire tread | Richard Heinen, Kenneth Jenner Powell, Bernard Marie Henin | 1999-05-04 |
| D398890 | Tire tread | Richard Heinen | 1998-09-29 |
| D391204 | Tire tread | Maurice Graas | 1998-02-24 |
| D388375 | Tire tread | Richard Heinen | 1997-12-30 |
| D388379 | Tire tread | Maurice Graas | 1997-12-30 |
| D388380 | Tire tread | Richard Heinen | 1997-12-30 |
| D388035 | Tire tread | Richard Heinen, Alain Alphonse Z. S. Klepper, Bernard Jean Francois Croissant | 1997-12-23 |
| D382520 | Tire tread | Richard Heinen, Alain Alphonse Z. S. Klepper | 1997-08-19 |