Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281709 | Production of an azine dye having excellent heat- and light-resistance | Sadahiko Matsubara | 1994-01-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281709 | Production of an azine dye having excellent heat- and light-resistance | Sadahiko Matsubara | 1994-01-25 |