Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11118769 | Rotating and tilting lighting fixtures | Douglas Dewayne Grove, Bruce N. Layne | 2021-09-14 |
| 6834517 | Yarn feeding system | — | 2004-12-28 |
| 6446952 | Clip system for holding vise parallels | — | 2002-09-10 |
| 6155550 | Clip system for holding vise parallels | — | 2000-12-05 |