Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9080683 | Method and apparatus for partial stroke testing of an emergency shutdown valve | Perry K. Carter | 2015-07-14 |
| 7852610 | Flameproof apparatus using non-grounded energy-limiting barrier | Ronald L. Uhlenberg, Stephen G. Seberger, Jimmie L. Snowbarger, Clyde T. Eisenbeis | 2010-12-14 |
| 7079021 | System to manually initiate an emergency shutdown test and collect diagnostic data in a process control environment | Jimmie L. Snowbarger | 2006-07-18 |
| 6898542 | On-line device testing block integrated into a process control/safety system | Michael G. Ott, Gary K. Law, Dennis Stevenson, Mark J. Nixon, Tim Forsythe | 2005-05-24 |
| 6862547 | Control device test system with a remote switch activation | Jimmie L. Snowbarger, Patrick S. Flanders | 2005-03-01 |