Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7717397 | Electrically isolated actuator output shaft | David B. Welch, Andrew L. Vasquez | 2010-05-18 |
| 7303481 | Electrically isolated actuator output shaft | David B. Welch, Andrew L. Vasquez | 2007-12-04 |
| 7105801 | Actuator with interrupter-type limit switches | Brian Roth, David B. Welch | 2006-09-12 |
| 4530491 | Compact low-frequency engine mounting | James H. Bucksbee | 1985-07-23 |