Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7964652 | Expandable polyethylene resin particle and method for production thereof | Kazuki Okamura | 2011-06-21 |
| 7241816 | Expandable styrene resin particles, expandable beads, and foamed article | Makoto Kunimi, Tetsuya Katou, Makoto Saitou, Toshio Akima | 2007-07-10 |
| 6797733 | Expandable styrene resin particles, expandable beads, and foamed article | Makoto Kunimi, Tetsuya Katou, Makoto Saitou, Toshio Akima | 2004-09-28 |