Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6382226 | Method for detecting broken valve stem | Brent Hans Larson, Larry K. Brown | 2002-05-07 |
| 6377859 | Maintenance interface device for a use in a process control network | Larry K. Brown, Brent Hans Larson | 2002-04-23 |