Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D303641 | Fastener for clothing | — | 1989-09-26 |
| 4850138 | Door with an adjustable louver | Kayo Watanabe, Akira Saito | 1989-07-25 |
| 4779314 | Magnetic fastener | — | 1988-10-25 |
| D289137 | Magnetic closure clasp | — | 1987-04-07 |
| D283484 | Two-parts lock closure for portable containers | — | 1986-04-22 |
| 4527311 | Magnetic retaining device for a belt | — | 1985-07-09 |
| 4505007 | Magnet clasp | — | 1985-03-19 |
| D274883 | Separable magnetic lock for a purse or similar article | — | 1984-07-31 |
| 4458395 | Magnet clasp | — | 1984-07-10 |
| 4458396 | Magnet clasp | — | 1984-07-10 |
| 4310188 | Magnetic switch for attractive latch | — | 1982-01-12 |
| 4200852 | Magnetic locking apparatus | — | 1980-04-29 |