Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6343414 | Snap-disk formation process and machine | Richard T. Kidwell | 2002-02-05 |
| 5524333 | Method of assembling a pressure responsive control device | Ronald Lee Hogue, James P. Frank | 1996-06-11 |
| 5300741 | Pressure responsive control device | Ronald Lee Hogue, James P. Frank | 1994-04-05 |
| 5198631 | Pressure responsive control device | Ronald Lee Hogue, James P. Frank | 1993-03-30 |