Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5111142 | Eddy current proble with adjustable position rotating head | Daniel P. Mazzone, James D. Hoeffel, Richard E. Elliott | 1992-05-05 |
| 4854156 | Pneumatic surface-following control system | James D. Hoeffel, Richard E. Elliott, Wally C. Hoppe | 1989-08-08 |
| 4187715 | Method and apparatus for dimensional gaging with fluid pressure | — | 1980-02-12 |