Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7491313 | Two-step hydroprocessing method for heavy hydrocarbon oil | Satoshl Abe | 2009-02-17 |
| 6306289 | Catalyst for hydrogenation treatment and method for hydrogenation treatment of hydrocarbon oil | Fumitaka Hayashi, Akira Kamo | 2001-10-23 |
| 5944983 | Hydrotreating catalyst and hydrotreating process of hydrocarbon oil by using the same | Fumitaka Hayashi, Akira Kamo, Akira Saiai | 1999-08-31 |
| 5633042 | Process for manufacturing prepregs for use as electric insulating material | Yoshihiko Nakamura, Masahiro Matsumura, Yasuo Fukuhara, Yukio Hatta, Masaharu Yamamoto +5 more | 1997-05-27 |
| 5395607 | High compressive strength pitch based carbon fiber | Tsutomu Naito, Takashi Hino, Kazuyuki Murakami | 1995-03-07 |