Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653454 | Formazane compounds and method of dyeing using the same | Mariko Umeda, Yasuo Shirasaki, Eiichi Ogawa | 2003-11-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653454 | Formazane compounds and method of dyeing using the same | Mariko Umeda, Yasuo Shirasaki, Eiichi Ogawa | 2003-11-25 |