Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6307483 | Conversion circuit for process control system | Brian L. Westfield, Stephen D. Anderson, Bennett L. Louwagie, Gregory C. Brown | 2001-10-23 |
| 5963147 | Conversion circuit for process control system | Brian L. Westfield, Stephen D. Anderson, Bennett L. Louwagie, Gregory C. Brown | 1999-10-05 |
| 5650777 | Conversion circuit for process control system | Brian L. Westfield, Stephen D. Anderson, Bennett L. Louwagie | 1997-07-22 |
| 5535243 | Power supply for field mounted transmitter | Kevin D. Voegele | 1996-07-09 |