Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314954 | Process for preparing aromatic polyester-polystyrene block copolymers | Hiroshi Ohishi, Shinji Inaba, Masao Kimura, Koichi Fujishiro, Masanao Kawabe +4 more | 1994-05-24 |