Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5717077 | Fiber reactive phthalocyanine monoazo compounds having improved dyeing properties | Toshiyuki Araki, Takemi Tokieda, Shin-ichi Yabushita, Yasuyoshi Ueda | 1998-02-10 |
| 5646274 | Phthalocyanine monoazo compounds and a process for producing the same | Toshiyuki Araki, Takemi Tokieda, Shin-ichi Yabushita, Yasuyoshi Ueda | 1997-07-08 |