Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6139736 | Device for magnetically agglomerating and treating impurities in liquid | — | 2000-10-31 |
| 4765894 | Apparatus for separation of solid from liquid | — | 1988-08-23 |
| D267797 | Video tape recorder | Masaharu Kobayashi | 1983-02-01 |
| D257840 | Video tape recorder | Noriaki Kotsuka | 1981-01-13 |