Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8420018 | Gas hydrate production apparatus | Toru Iwasaki, Takashi Arai, Kiyoshi Horiguchi | 2013-04-16 |
| 8309031 | Gas hydrate production apparatus | Yuichi Katoh, Shigeru Nagamori, Toru Iwasaki, Takashi Arai, Kiyoshi Horiguchi +3 more | 2012-11-13 |
| 8043579 | Gas hydrate production apparatus and dewatering unit | Yuichi Katoh, Shigeru Nagamori, Toru Iwasaki, Takashi Arai, Kiyoshi Horiguchi +3 more | 2011-10-25 |