Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10746307 | Method of controlling a gate valve | Hideaki Nagai, Tomohiro Sawahata, Katsuyuki Saitoh, Shuichi Araki, Mitsuhiro Ikeda | 2020-08-18 |
| 7909751 | Method for sterilizing a centrifugal separator | Masaharu Aizawa, Katsunori Akatsu, Tomohiro Koizumi | 2011-03-22 |
| 7901342 | Centrifugal separator with sterilizing apparatus | Masaharu Aizawa, Katsunori Akatsu, Tomohiro Koizumi | 2011-03-08 |
| 7794383 | Centrifugal separator with isolated rotor part | Kenichi Tetsu, Masaharu Aizawa, Katsunori Akatsu, Yukiyoshi Maehara | 2010-09-14 |
| 7591775 | Centrifugal separator with sterilizing apparatus | Masaharu Aizawa, Katsunori Akatsu, Tomohiro Koizumi | 2009-09-22 |
| 7396324 | Centrifugal separator with first and second control panels | Kenichi Tetsu, Masaharu Aizawa, Katsunori Akatsu, Yukiyoshi Maehara | 2008-07-08 |
| 7144361 | Continuous flow type centrifuge having rotor body and core body disposed therein | Masaharu Aizawa | 2006-12-05 |
| 5731681 | Motor control system for centrifugal machine | Masahiro Inaniwa, Nobuharu Kido, Takahiro Fujimaki, Shinji Watanabe, Noriyasu Matsufuji | 1998-03-24 |
| 5608301 | Motor control system for centrifugal machine | Masahiro Inaniwa, Nobuharu Kido, Takahiro Fujimaki, Shinji Watanabe, Noriyasu Matsufuji | 1997-03-04 |