Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872881 | Mixtures of water-soluble red and yellow or blue reactive dyes and a method of dyeing cellulosic fibers using such dye mixtures | Takashi Fujita, Toshio Hihara, Riyouichi Sekioka, Noboru Nakamura | 1989-10-10 |
| 4840970 | Aqueous solution containing lipid-soluble pharmaceutical substance | Hiroyuki Ohasi, Toru Takami, Noritoshi Koyama, Katsumi Ida, Kazumi Iijima +1 more | 1989-06-20 |