Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4536569 | 2-Cyano-4-nitro-6-chlorophenylazo 3-acetyl-or propionylamino-N,N-di-n-pentyl or hexylanilines | Kiyoyasu Hashimoto, Kenji Yoshinaga, Junzaburo Seino, Hirohito Kenmochi, Katsunobu Sato | 1985-08-20 |
| 4230852 | Triazinyl-antraquinone dyes | Yoshihisa Sueda, Suketsugu Koumura, Kazuyoshi Hirabayashi, Hirohito Kenmochi, Hisashige Terao | 1980-10-28 |