Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4565551 | Coal gasification apparatus | Hidemasa Nakajima, Shozo Okamura, Masanobu Sueyasu, Takashi Manago | 1986-01-21 |
| 4559062 | Apparatus for gasification of solid carbonaceous material | Bunsho Hiraoka, Tsutomu Tanaka | 1985-12-17 |
| 4388084 | Process for gasification of solid carbonaceous material | Shozo Okamura, Masanobu Sueyasu, Seiichi Masuda, Tsutomu Tanaka, Koichi Tanaka | 1983-06-14 |