Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681803 | Detergent composition having low skin irritability | Tomomichi Okano, Masahiro Fukuda, Junko Tanabe, Masato Ono, Yasuhiro Akabane +4 more | 1997-10-28 |
| 5312557 | Stabilizing sodium parcabonate by separately spraying coating solutions of boric acid and a silicate | Masayoshi Onda, Akira Ito, Yasuo Hiro, Kenji Umehara | 1994-05-17 |
| 5219549 | Bleaching detergent composition | Masayoshi Onda, Akira Ito, Yasuo Hiro, Kenji Umehara | 1993-06-15 |