Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7012536 | Retain overfill monitor with integrated over-vacuum and over-pressure detection | Colleen L. McConnel, legal representative, Jeffrey K. Hunter, Larry Ace Gibson | 2006-03-14 |
| 6538261 | Wet line fluid removal system with optical sensor | William E. Spencer, Mark D. Holt | 2003-03-25 |
| 5628478 | Cab signal pickup system with motor noise reduction | John H. Johnson | 1997-05-13 |