Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6896867 | Process for producing a purified aqueous hydrogen peroxide solution | Fujio Tanaka, Ichiro Sugawara, Takashi Adachi | 2005-05-24 |
| 6649139 | Process for producing a purified aqueous hydrogen peroxide solution | Fujio Tanaka, Takashi Adachi, Kazuya Kimura | 2003-11-18 |