Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484751 | Position detection for rotary control valves | Lawrence R. Lafler, Val DiEuliis, Vernon Cottles | 2002-11-26 |
| 6357335 | Pneumatic volume booster for valve positioner | Lawrence R. Lafler | 2002-03-19 |