Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4391702 | Method for classification of coals for coke production | Shozo Murakami, Hiroaki Yamanaka, Kazuhiro Yokoyama, Yasuhiro Yone | 1983-07-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4391702 | Method for classification of coals for coke production | Shozo Murakami, Hiroaki Yamanaka, Kazuhiro Yokoyama, Yasuhiro Yone | 1983-07-05 |