Assignee
- Japan Oil, Gas And Metals National
- Inpex
- Jx Nippon Oil & Energy
- Japan Petroleum Exploration Co.
- Cosmo Oil Co.
- Nippon Steel Engineering Co.
Inventors
- Kazuhiko Tasaka (19 patents)
- Yuichi Tanaka (67 patents)
- Marie Iwama (18 patents)
US Patent 9023195 · Granted May 5, 2015