Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5032140 | Aqueous liquid composition of naphthalene sulfonate reactive dye with at least one lithium or tri-ethanol ammonium cation | Nobuyuki Yamanaka, Eiichi Ogawa | 1991-07-16 |