Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6938586 | Proportional valve | Paul Manners, Ronald G. Stark | 2005-09-06 |
| 6915958 | Linear proportional valve | Ronald G. Stark | 2005-07-12 |
| 6863221 | Linear proportional valve | Michel A. Beaulne, Ronald G. Stark | 2005-03-08 |