Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D330682 | Carpenter's level | Andrew C. Butler, Kevin J. Reeder, Blake R. Wharton | 1992-11-03 |
| 5134780 | Inclinometer with rail having a hollow I-shaped cross-section | Andrew G. Butler, Kevin J. Reeder, Blake R. Wharton, Brian J. Bayley, Jay Wilson | 1992-08-04 |
| 4887925 | Prong and tang binding system | Charles T. Groswith, III | 1989-12-19 |