Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4986895 | Process for treating coal tar or coal tar pitch | Makihiko Mori, Katsumi Fujita, Yoshiteru Nakagawa, Yasunori Goda | 1991-01-22 |
| 4859382 | Process for preparing carbon fibers elliptical in section | Kazutoshi Haraguchi, Eiji Tanigawa, Kenji Nukina, Hiroaki Morita | 1989-08-22 |
| 4640761 | Process for preparing pitch | Makihiko Mori, Satoshi Kibe | 1987-02-03 |