Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4185395 | Method for thermal dehydration of brown coal | Yukio Nakako, Kenjiro Motonaga, Toshio Ohzawa, Shizuo Yokota, Haruo Kakunai | 1980-01-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4185395 | Method for thermal dehydration of brown coal | Yukio Nakako, Kenjiro Motonaga, Toshio Ohzawa, Shizuo Yokota, Haruo Kakunai | 1980-01-29 |