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 | Takema Yamaguchi, Tomonori Iwamoto, Minori Yamaguchi | 2003-08-19 |
| 6593382 | Polyolefin resin pre-expanded particles and process for preparing the same | Taro Kiguchi, Tomonori Iwamoto | 2003-07-15 |