Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826505 | Monoazo pyridone compounds and application thereof for dyeing of hydrophobic fiber materials | Kiyoyasu Hashimoto, Hideo Hattori | 1989-05-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826505 | Monoazo pyridone compounds and application thereof for dyeing of hydrophobic fiber materials | Kiyoyasu Hashimoto, Hideo Hattori | 1989-05-02 |