Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4437974 | Coal liquefaction process | Ryohei Minami, Shozo Okamura, Yoshihiko Sunami, Takuji Hosoi | 1984-03-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4437974 | Coal liquefaction process | Ryohei Minami, Shozo Okamura, Yoshihiko Sunami, Takuji Hosoi | 1984-03-20 |