Issued Patents All Time
Showing 76–79 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4313989 | Magnetic recording medium | Takanoli Kaizuka, Yoshiaki Hanyu, Mituyoshi Otake, Yoichi Hidano | 1982-02-02 |
| 4269860 | Process for preparing a gas-developing chewing gum | Koichi Ogawa, Masatoshi Terasawa, Shizuo Iwata, Hideki Tanakamaru | 1981-05-26 |
| 4189115 | Auto-loading magnetic tape | — | 1980-02-19 |
| 4185761 | Pressure roller in spinning machine | Tsutomu Miyazaki | 1980-01-29 |