Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4738688 | Process for gasifying carbonaceous material | Hidemasa Nakajima, Masanobu Sueyasu, Sakae Furujo, Shoji Anezaki | 1988-04-19 |
| 4565551 | Coal gasification apparatus | Koji Okane, Hidemasa Nakajima, Masanobu Sueyasu, Takashi Manago | 1986-01-21 |
| 4541617 | Lance structure for oxygen-blowing process in top-blown converters | Kohji Okane, Hidemasa Nakajima, Masanobu Sueyasu, Takashi Manago | 1985-09-17 |
| 4522650 | Process for production of low phosphorus alloy | Hidemasa Nakajima, Masanobu Sueyasu, Sakae Furujho, Kohji Okane, Shoji Anezaki | 1985-06-11 |
| 4456477 | Production of ultra-low phosphorus steel | Seiichi Masuda, Tohru Matsuo, Yoshimichi Ohkita, Takeo Aoki, Hidemasa Nakajima +2 more | 1984-06-26 |
| 4437974 | Coal liquefaction process | Ryohei Minami, Yoshihiko Sunami, Takuji Hosoi, Takuo Kanou | 1984-03-20 |
| 4389246 | Gasification process of solid carbonaceous material | Hidemasa Nakajima, Katsukiyo Marukawa, Shoji Anezaki, Takeyuki Hirata | 1983-06-21 |
| 4388084 | Process for gasification of solid carbonaceous material | Koji Okane, Masanobu Sueyasu, Seiichi Masuda, Tsutomu Tanaka, Koichi Tanaka | 1983-06-14 |