Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349447 | Phosphate-free detergent composition | Ryuichi Kurita, Ken Nemoto, Kiichi Endo | 1982-09-14 |
| 4305836 | Detergent composition | Kiichi Endo, Ken Nemoto, Ryuichi Kurita | 1981-12-15 |
| 4208216 | Grouting materials for consolidation of soils | Hachiro Yamaguchi, Kiichi Endo | 1980-06-17 |