Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4780533 | Disazo pigments having improved heat resistance using lower alkyl and phenyl esters of acetoacetanilide | Tetsuo Fukuda, Takeshi Uehara | 1988-10-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4780533 | Disazo pigments having improved heat resistance using lower alkyl and phenyl esters of acetoacetanilide | Tetsuo Fukuda, Takeshi Uehara | 1988-10-25 |