Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7683101 | Pre-expanded particle of olefin-modified polystyrene resin, process for producing the same, and molded foam | Hideyasu Matsumura, Yasutaka Tsutsui, Ikuo Morioka | 2010-03-23 |