Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11206957 | Sheet product level sensor calibration and indication systems and methods | David Warren Murphy, Duane Douglas Oram, III | 2021-12-28 |
| 10874265 | Sheet product level sensor calibration and indication systems and methods | David Warren Murphy, Duane Douglas Oram, III | 2020-12-29 |
| 7380558 | Stationary vehicle cleaning system | David R. Krause, Forrest R. Burton, Joseph Grzelak, Russell Garniss, Kenneth R. Smith | 2008-06-03 |