Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670028 | Process for preparing high purity hydrogen peroxide aqueous solution | Yohsuke Ueno, Masahiko Watanabe, Yukihiro Nishida | 1997-09-23 |
| 5624655 | Process for purifying hydrogen peroxide aqueous solution | Yohsuke Ueno, Takayuki Tsujino, Tohru Murakami | 1997-04-29 |