Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7423068 | Control of parasitic mites of honey bees | Gloria DeGrandi-Hoffman, Christian G. Becker, Roy Whitson, Thomas A. Deeby | 2008-09-09 |
| 6843985 | Control of parasitic mites of honey bees | Gloria DeGrandi-Hoffman, Christian G. Becker, Roy Whitson, Thomas A. Deeby | 2005-01-18 |
| 5015212 | System for assessing bee temperament | Hayward G. Spangler | 1991-05-14 |