Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5059742 | Process for separating 2,6-dimethylnaphthalene | Yoshiro Yamashita, Takanori Suzuki, Hiroshi Fujii | 1991-10-22 |
| 4940832 | Process for separating 2,6-dimethylnaphthalene | Yoshiro Yamashita, Takanori Suzuki, Hiroshi Fujii | 1990-07-10 |