Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8555521 | Method of treatment of wooden items | Gary D. Bies, Donald Martin Perkins | 2013-10-15 |
| 8453343 | Method of treatment of wooden items | Gary D. Bies, Donald Martin Perkins | 2013-06-04 |
| 8141604 | Method of manufacture for wooden gunstocks | Donald Martin Perkins | 2012-03-27 |