Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9365423 | Method and device for separating hydrogen sulfide and hydrogen production system using the same | Takashi Nakamoto, Toshinori Muraoka, Shigenobu Okajima, Norihiko Kumada, Takatoshi Shoji | 2016-06-14 |
| 9073004 | Carbon dioxide separation apparatus | Tomoyuki Ogino, Yoshiharu Nonaka, Takeshi Okumura, Takatoshi Shoji | 2015-07-07 |
| 8951490 | CO2 recovery method and apparatus | Takeshi Okumura, Yoshiharu Nonaka, Tomoyuki Ogino, Takatoshi Shoji, Noboru Takikawa +1 more | 2015-02-10 |
| 6616774 | Wafer cleaning device and tray for use in wafer cleaning device | Haruki Sonoda, Kazuto Nishizaki, Tetsuji Oishi, Ei-Ichi Ando, Yusuke Abe +1 more | 2003-09-09 |
| 6432218 | Multi-step flow cleaning method and multi-step flow cleaning apparatus | Haruki Sonoda, Yusuke Abe, Tetsuji Oishi, Masashi Omori, Hiroshi Tanaka | 2002-08-13 |