Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12168706 | Modified polypropylene resin and method for producing same, and extruded foam particles that use said modified polypropylene resin and method for their production | Ayaka Fujishita | 2024-12-17 |
| 6797734 | Polypropylene resin pre-expanded particle and in-mold expanded article thereof | Tomonori Iwamoto | 2004-09-28 |
| 6326409 | In-mold foaming article of polypropylene resin composition | Tsuyoshi Mihayashi, Yutaka Yanagihara | 2001-12-04 |