Issued Patents 1997
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D388375 | Tire tread | Pierre Harpes | 1997-12-30 |
| D388381 | Tire tread | Maurice Graas | 1997-12-30 |
| D388380 | Tire tread | Pierre Harpes | 1997-12-30 |
| D388035 | Tire tread | Pierre Harpes, Alain Alphonse Z. S. Klepper, Bernard Jean Francois Croissant | 1997-12-23 |
| D387714 | Tire tread | — | 1997-12-16 |
| D387717 | Tire tread | — | 1997-12-16 |
| D384314 | Tire tread | — | 1997-09-30 |
| D384308 | Tire tread | — | 1997-09-30 |
| D384309 | Tire tread | — | 1997-09-30 |
| D382520 | Tire tread | Pierre Harpes, Alain Alphonse Z. S. Klepper | 1997-08-19 |
| D379791 | Tire tread | Alain Alphonse Z. S. Klepper | 1997-06-10 |
| D379441 | Tire tread | William Urbano Villamizar, Alain Alphonse Z. S. Klepper, Maurice Graas, Michel Constant | 1997-05-27 |
| D379448 | Tire tread | Maurice Graas | 1997-05-27 |