Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10687214 | Secure key fob | Craig DeVries, Jeremy B. Warren, Michael D. Child | 2020-06-16 |
| 10244390 | Secure key fob | Craig DeVries, Jeremy B. Warren, Michael D. Child | 2019-03-26 |
| 4799692 | Radial pressure flange seal | Thomas H. Batzer | 1989-01-24 |
| 4559787 | Vacuum pump apparatus | Thomas H. Batzer | 1985-12-24 |
| 4475349 | Continuously pumping and reactivating gas pump | Thomas H. Batzer | 1984-10-09 |