Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670587 | Catalyst for producing aromatic vinyl compound-based polymer composition and process for producing aromatic vinyl compound-based polymer composition using same | Mizutomo Takeuchi, Norio Tomotsu, Masahiko Kuramoto | 1997-09-23 |