Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11414331 | Effluent treatment method for membrane separation activated sludge, effluent treatment apparatus, and effluent treatment system management program | Seiko Kantani, Kyoya Takemoto, Kazunori Tomioka | 2022-08-16 |
| 10703657 | Waste water treatment method using membrane separation-activated sludge | Seiko Kantani, Hideaki Ando | 2020-07-07 |
| 9587253 | Method of producing chemical product with continuous fermentation and filtering | Hideki Sawai, Katsushige Yamada, Takashi Mimitsuka, Kenji Sawai, Tetsu Yonehara +1 more | 2017-03-07 |
| 8759045 | Lactic acid production method | Masateru Ito, Shin-ichi Minegishi, Eri Shimizu, Kenji Sawai, Hideki Sawai +1 more | 2014-06-24 |
| 8349597 | Lactic acid production method | Masateru Ito, Shin-ichi Minegishi, Eri Shimizu, Kenji Sawai, Hideki Sawai +1 more | 2013-01-08 |
| 6743363 | Method of bacteriostasis or disinfection for permselective membrane | Takuhei Kimura, Yuichiro Nakaoki, Yoshinari Fusaoka, Toshihiro Miyoshi | 2004-06-01 |
| 6468430 | Method for inhibiting growth of bacteria or sterilizing around separating membrane | Takuhei Kimura, Yuichiro Nakaoki, Yoshinari Fusaoka, Toshihiro Miyoshi | 2002-10-22 |