Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308668 | Process for heat treatment of coal | Yoshifumi Ito, Yoshihiko Nishimoto, Kiyomichi Taoda, Takashi Ueda, Seibi Uehara | 1982-01-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308668 | Process for heat treatment of coal | Yoshifumi Ito, Yoshihiko Nishimoto, Kiyomichi Taoda, Takashi Ueda, Seibi Uehara | 1982-01-05 |