Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6359094 | Styrene polymer and molded object obtained by molding the polymer | Masanori Sera | 2002-03-19 |
| 6100352 | Process for producing polymer | Norio Tomotsu | 2000-08-08 |
| 5858904 | Catalyst for production of vinyl-based polymer and process for production of vinyl-based aromatic polymer | Mizutomo Takeuchi, Norio Tomotsu | 1999-01-12 |
| 5747613 | Process for producing aromatic vinyl compound-based copolymer | Mizutomo Takeuchi, Norio Tomotsu | 1998-05-05 |
| 5747614 | Catalyst for producing sytrenic polymer and process for producing sytrenic polymer by using same | Mizutomo Takeuchi, Norio Tomotsu | 1998-05-05 |
| 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 |