Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8242070 | Method for producing anionic surfactant | Toku Fujioka, Tatsuki Matsumoto | 2012-08-14 |
| 8207106 | Method for producing anion surfactant granules | Tatsuki Matsumoto, Toku Fujioka | 2012-06-26 |
| 8026204 | Method for producing anionic surfactant granule | Toku Fujioka, Tatsuki Matsumoto | 2011-09-27 |
| 7732396 | Process for producing a granular anionic surfactant | Taiji Nakamae, Kazuhito Miyoshi | 2010-06-08 |
| 5336365 | Polysilicon etching method | Yasutoshi Asahina, Masayuki Hashimoto, Naoki Oka | 1994-08-09 |