Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5322017 | Active proximity fuse | Bjorn Thorsson | 1994-06-21 |
| 5277114 | Active optical proximity fuse | — | 1994-01-11 |
| 4896031 | Proximity fuse optical radiation receiver having wedge-shaped damping filter positioned adjacent photocell | Erland Pettersson, Ola Knutz | 1990-01-23 |