Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4244690 | Method of dyeing fibrous products | Kanji Sato, Kazuyoshi Kushibe, Yasuhiro Kanaya, Yasumasa Kawabe | 1981-01-13 |
| 4240791 | Dyeing method for fibrous products | Kanji Sato, Kazuyoshi Kushibe, Yasuhiro Kanaya, Yasumasa Kawabe | 1980-12-23 |
| 4197256 | Method of stabilizing an alkaline aqueous solution of thiourea dioxide | Kanji Sato, Kazuyoshi Kushibe, Yasuhiro Kanaya, Yasumasa Kawabe | 1980-04-08 |