Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7431762 | Process for producing dichlorodiketopyrrolopyrrole pigment of the α modification, dichlorodiketopyrrolopyrrole pigment of the α modification produced by the process, and coloring composition using the same | Nobuyuki Tomiya, Taro Murohoshi | 2008-10-07 |