Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4937971 | Process of grafted cuttings of stock and scion from in vitro | Alain Collas, Olivier Brun, Claude Martin, Roland Vernoy | 1990-07-03 |
| 4769944 | Grafting machine | Jean-Louis Fresne, Alain Collas | 1988-09-13 |