Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5332404 | Disperse dye mixtures | Kiyoshi Himeno, Toshio Hihara, Yoshiharu Hamano | 1994-07-26 |
| 5174792 | Mixtures of monoazo dyes: dicyano-nitrobenzene azo compounds | Ulrich Buhler, Reinhard Kuhn, Margareta Boos | 1992-12-29 |