Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4984441 | Electrically controlled bolt lock | — | 1991-01-15 |
| 4907431 | Adjustable lock | — | 1990-03-13 |
| 4896909 | Opener | — | 1990-01-30 |
| 4807455 | Electromagnetically blocking and unblocking a lock for a safety deposit box, strong box or the like | — | 1989-02-28 |
| 4803902 | Reencoding of locks | — | 1989-02-14 |
| 4602491 | Combination lock | — | 1986-07-29 |