Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6547996 | Production apparatus of expansion-molded article, auxiliary member for transfer of foamed particles and production method of expansion-molded article | Hideo Ishikawa | 2003-04-15 |
| 6220842 | Production apparatus of expansion-molded article and auxiliary member for transfer of foamed particles | Hideo Ishikawa | 2001-04-24 |
| 5085814 | Production process of expansion-molded article | Shigeo Nakada, Kouji Ikeda, Hiroshi Usui, Kazutoshi Sasaki, Hiroshi Yamamoto | 1992-02-04 |