Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694700 | Method and instrument for the preparation of pollen for cryogenic storage | John A. Greaves | 1997-12-09 |
| 5689914 | Method of hybrid crop production using dehydrated pollen from storage | John A. Greaves, Alan F. Hawkins | 1997-11-25 |
| 5596838 | Method and instrument for the preparation of pollen for cryogenic storage | John A. Greaves, Norman Cloud, Martin A. Stoecker | 1997-01-28 |