Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9285039 | Sleeve seal assembly and rotary valve having sleeve seal assembly | Randall Scott Collison, Loren L. Bovee | 2016-03-15 |
| 8733733 | Sleeve seal assembly and rotary valve having sleeve seal assembly | Randall Scott Collison, Loren L. Bovee | 2014-05-27 |