Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5000877 | Aqueous liquid detergent containing an N-acylaspartate and a betaine or imidazoline surfactant | Noriaki Tanaka, Suzuo Sano | 1991-03-19 |
| 4960541 | Aqueous liquid detergents containing an N-acyl-aspartate, amine oxide and alkyl ether sulfate | — | 1990-10-02 |
| 4898685 | Surface active compound | Yukitoshi Akimoto, Miho Kubota, Koichi Fujita, Yasunori Koizumi | 1990-02-06 |