Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5831083 | Production method of beta-type copper phthalocyanine pigment | Kouji Ohno, Toshio Takei | 1998-11-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5831083 | Production method of beta-type copper phthalocyanine pigment | Kouji Ohno, Toshio Takei | 1998-11-03 |