Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872885 | Dispersant for aqueous slurry of carbonaceous solid and aqueous carbonaceous solid slurry composition incorporating said dispersant therein | Tsuneo Tsubakimoto, Hayami Ito, Shuhei Tatsumi, Yoshihiro Kajibata, Shoichi Takao +4 more | 1989-10-10 |
| 4389585 | Superconductive rotor | Kiyoshi Yamaguchi, Naoki Maki | 1983-06-21 |