Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6219962 | Tubular plant guards | — | 2001-04-24 |
| 5809690 | Tubular plant guard with releasable fastener strip | Leigh Gryst | 1998-09-22 |
| D353767 | Plant guard | Robert A. Turnbull, Leigh Gryst | 1994-12-27 |
| D347170 | Plant guard | Robert A. Turnbull, Leigh Gryst | 1994-05-24 |