Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8121903 | Method and system for balancing stock | — | 2012-02-21 |
| 6484536 | Interlocking rings | — | 2002-11-26 |
| 5251540 | Piston having an aperture with an insert secured therein | Michael L. Rhodes | 1993-10-12 |
| 4257627 | Continuous business form | Robert H. Allen | 1981-03-24 |