Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6330823 | Process and apparatus for testing containers | — | 2001-12-18 |
| 4862732 | Leak testing | William H. Hulsman, Caleb Warner | 1989-09-05 |
| 4300654 | Undersea implosion device | Gary G. Hayward | 1981-11-17 |
| 4213329 | Method and apparatus for inspecting containers | Gary G. Hayward | 1980-07-22 |