Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6607682 | Pre-expanded polypropylene resin beads and process for producing molded object therefrom by in-mold foaming | Tomonori Iwamoto, Minori Yamaguchi, Kenichi Senda | 2003-08-19 |
| 6576693 | Pre-expanded particles of polypropylene resin and inmolded foamed article using the same | Tetsuya Ogita | 2003-06-10 |