Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8063177 | Pre-expanded polypropylene resin particle, and method for production thereof | Tetsuya T. Minami, Tetsuya Shibata | 2011-11-22 |
| 6770682 | Expandable styrene resin beads and foams produced therefrom | Shotaro Maruhashi, Katsuhiko Wakishige, Yuichi Ueda | 2004-08-03 |
| 6221926 | Expandable polystyrene resin beads, process for the preparation of them, and foam made by using the same | Hidehiro Yamaguchi, Kyoichi Nakamura | 2001-04-24 |