申请人 |
NIPPON OIL CORPORATION;JAPAN OIL, GAS AND METALS NATIONAL CORPORATION;INPEX CORPORATION;JAPAN PETROLEUM EXPLORATION CO., LTD.;COSMO OIL CO., LTD.;NIPPON STEEL ENGINEERING CO., LTD.;TANAKA, YUICHI;HONDA, HIDEKATSU |
发明人 |
TANAKA, YUICHI;HONDA, HIDEKATSU |