Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6159391 | Bleaching agent compositions | Tsuneo Kobayashi, Masahito Mikami, Rumi Takano, Yasuhisa Kuriyama, Yasuo Hiro +1 more | 2000-12-12 |
| 5942202 | Stabilized aqueous solution of hydrogen peroxide | Yoshio Nishimura, Yoshitsugu Minamikawa, Chiharu Nishizawa, Satoshi Okabe, Naoko Matsuya | 1999-08-24 |
| 5929013 | Bleach product | Yasuhisa Kuriyama, Yasuo Hiro, Yoshiko Tsuji, Tsuneo Kobayashi, Masahito Mikami +1 more | 1999-07-27 |
| 5851505 | Method of producing purified aqueous solution of hydrogen peroxide | Yoshiyuki Nishide, Yoshitsugu Minamikawa | 1998-12-22 |
| 5783550 | Mold removal composition and mold bleaching method | Yasuhisa Kuriyama, Yasuo Hiro, Yoshiko Tsuji, Tsuneo Kobayashi, Masahito Mikami +1 more | 1998-07-21 |
| 5462804 | Stabilized particle of sodium percarbonate | Yasuo Hiro, Katsuhiko Hisano, Susumu Watanabe | 1995-10-31 |
| 4620970 | Method for generation of oxygen gas | Takeo Suzumori, Minoru Kubota | 1986-11-04 |