Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5007285 | Low cost drifter | John M. Dahlen, Narender K. Chhabra, James R. Scholten, Robert W. Reid, Matti Soikkeli | 1991-04-16 |
| 4812654 | Two-axis quartz fiber passive tilt meter | — | 1989-03-14 |