Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6710142 | Method of extracting gaseous fluid | Yasunobu Kaneko, Takamichi Matsumura, Itaru Matsuhiro | 2004-03-23 |
| 6596824 | Method for producing polyolefin and gas phase polymerization apparatus | Masao Aida, Masatoshi Toda | 2003-07-22 |