Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5320678 | Process for producing 4,4'-diamino-1,1,'-dianthraquinonyl pigments | Hiroki Inoue, Toshiaki Kishimoto, Iwao Sakaguchi, Kunitoshi Takahashi, Keisuke Ito | 1994-06-14 |
| 5303833 | Blow-molded bottle-shaped container made of synthetic resin | Akiho Ota, Hiroaki Sugiura | 1994-04-19 |
| 5282688 | Sintered oil impregnated bearing and its manufacturing method | Noboru Kanezaki, Takeshi Tanaka | 1994-02-01 |