Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695631 | Process for producing petroleum needle coke | Junji Eguchi, Hiroichi Miyasaka, Yoichi Ohashi, Takeshi Hori, Yuji Yamamura | 1997-12-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695631 | Process for producing petroleum needle coke | Junji Eguchi, Hiroichi Miyasaka, Yoichi Ohashi, Takeshi Hori, Yuji Yamamura | 1997-12-09 |