Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D294810 | Magnetic fastener | — | 1988-03-22 |
| 4700436 | Magnetic fastener | — | 1987-10-20 |
| 4593736 | Case or bag covered with a magnet shielding material | — | 1986-06-10 |
| 4480361 | Clasp utilizing attractive force of permanent magnet | — | 1984-11-06 |
| 4455719 | Stopper using a magnet | — | 1984-06-26 |
| 4453294 | Engageable article using permanent magnet | — | 1984-06-12 |
| D273840 | Magnetic fastener | — | 1984-05-15 |