Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6048905 | Liquid amine composition for emulsifiers for bitumen | Katsuhiko Asamori, Ryoichi Tamaki, Takao Taniguchi, Keiichiro Tomioka, Kouji Koyanagi | 2000-04-11 |
| 4906248 | Dyeing assistant composition for cellulose fibers | Naoki Kyochika | 1990-03-06 |
| 4732697 | Detergent composition for cleaning dyeing machine | Naoki Kyochika | 1988-03-22 |
| 4595394 | Agent for improving processability of cellulose fibers: acid polymer salts for improved scouring | Masakatsu Okamoto, Kazuhisa Yagi | 1986-06-17 |
| 4215992 | Dyeing assistant for printing | Toshio Sato | 1980-08-05 |