Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5304722 | Hybrid rice production utilizing perennial male sterile rice plants | Alfonso G. Calub | 1994-04-19 |
| 5158879 | Hybrid rice production utilizing perennial male sterile rice plants | Alfonso G. Calub | 1992-10-27 |