Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5317619 | Film changer | Leif Johansson, Otto Weber | 1994-05-31 |
| 5042056 | Film changer | Leif Johansson, Otto Weber | 1991-08-20 |
| 4893322 | Film changer | Leif Johansson, Otto Weber | 1990-01-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5317619 | Film changer | Leif Johansson, Otto Weber | 1994-05-31 |
| 5042056 | Film changer | Leif Johansson, Otto Weber | 1991-08-20 |
| 4893322 | Film changer | Leif Johansson, Otto Weber | 1990-01-09 |