Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11597694 | Method for producing lactic acid and method for producing polylactic acid | Kenji Sawai, Hideki Sawai, Takashi Mimitsuka, Masateru Ito, Katsushige Yamada +3 more | 2023-03-07 |
| 10683254 | Method for producing lactic acid and method for producing polylactic acid | Kenji Sawai, Hideki Sawai, Takashi Mimitsuka, Ito Masateru, Katsushige Yamada +3 more | 2020-06-16 |
| 8334411 | Process for producing diamine and polyamide | Masateru Ito, Koya Kato, Takashi Mimitsuka, Kenji Sawai, Shin-ichi Minegishi +2 more | 2012-12-18 |