Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278442 | Method for reducing caking property of coal | Minoru Matsuda, Hirotsugu IWASAKI, Yasukatsu Tamai, Masashi Iino | 1981-07-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278442 | Method for reducing caking property of coal | Minoru Matsuda, Hirotsugu IWASAKI, Yasukatsu Tamai, Masashi Iino | 1981-07-14 |