Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9394897 | Apparatus using electronically-controlled valves | Tom Lohkamp, Bill Stephens | 2016-07-19 |
| 9158308 | Apparatus using electronically-controlled valves | Tom Lohkamp, Bill Stephens | 2015-10-13 |