Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698023 | Process of producing copper phthalocyanine pigment having a bright tone | Kikuo Sasaki, Hideyuki Dohi | 1997-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698023 | Process of producing copper phthalocyanine pigment having a bright tone | Kikuo Sasaki, Hideyuki Dohi | 1997-12-16 |