Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627668 | Process for preparing polyolefin pre-expanded particles | Shinobu Ochikoshi, Naruhiko Akamatsu | 2003-09-30 |
| 6593383 | Process for preparing polyolefin pre-expanded particles | Masahide Ebisui, Naruhiko Akamatsu | 2003-07-15 |
| 6506807 | Process for preparing pre-expanded particles of thermoplastic resin | Kenji Mogami, Naruhiko Akamatsu | 2003-01-14 |