Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4416809 | Granular detergent composition | Mitsuyoshi Yazaki, Masayoshi Nakamura | 1983-11-22 |
| 4350619 | Granular detergent containing zeolite, silicate, LAS and olefin sulfonate | Masayoshi Nakamura, Seiji Abe, Mitsuyoshi Yazaki | 1982-09-21 |
| 4234465 | Detergent composition | Toyoyuki Sato, Masayoshi Nakamura | 1980-11-18 |