Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5959142 | Process for refining methacrylic acid | Kazuo Wakimura, Yoshihiro Sezaki, Koji Fujita, Takeshi Isobe, Shin-ichi Tadokoro +1 more | 1999-09-28 |
| 4555583 | Preparation process for glyoxal | Yoshiaki Toyoda, Kazuo Wakimura, Nobumasa Arashiba | 1985-11-26 |