Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5547164 | Motorized water hydrant with manual override | H. Ronald Ratnik | 1996-08-20 |
| 5380172 | Peristaltic action precision pump filler | — | 1995-01-10 |
| 4909099 | Rotary/linear actuator | — | 1990-03-20 |
| 4854189 | Rotary/linear actuator | — | 1989-08-08 |
| 4848184 | Rotary/linear actuator | — | 1989-07-18 |
| 4836514 | Preloaded spring, method and apparatus for forming same | — | 1989-06-06 |
| 4719683 | Preloaded spring, method and apparatus for forming same | — | 1988-01-19 |
| 4557153 | Harmonic screw actuator | — | 1985-12-10 |
| 4520247 | Pendant type electrical switching device | James J. Pancook | 1985-05-28 |
| 4506424 | Automated railroad bearing handling machine | — | 1985-03-26 |
| 4406067 | Centerfinding machine | — | 1983-09-27 |
| 4223554 | Hoist test stand | — | 1980-09-23 |
| 4217471 | Fluidic actuator for a switching device | — | 1980-08-12 |