Assignee
- Japan Oil, Gas And Metals National
- Inpex
- Jx Nippon Oil & Energy
- Japan Petroleum Exploration Co.
- Cosmo Oil Co.
- NS Sumikin Engineering
Inventors
- Atsushi Murata (48 patents)
- Eiichi Yamada (55 patents)
- Shinji Fukumoto (13 patents)
US Patent 9248387 · Granted Feb 2, 2016