Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6651952 | Two position rotary actuator incorporating DC solenoid | Peter C. Hightower, Hung-Sun Oh | 2003-11-25 |
| 6394135 | Balanced plug valve with contour wall | Irving C. Erickson, Bonnie Dickinson, John Du | 2002-05-28 |