Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6537404 | Continuous manufacturing method and manufacturing apparatus of thermoplastic polyester resin foam | Masahiro Tsubone, Takaaki Hirai, Masahiro Shindo, Kiyoshi Yoshioka, Nobuyuki Tsujiwaki | 2003-03-25 |
| 6254977 | High molecular weight thermoplastic polyester resin foam | Masahiro Tsubone, Takaaki Hirai, Masahiro Shindo, Kiyoshi Yoshioka, Nobuyuki Tsujiwaki | 2001-07-03 |
| 5958164 | Method of manufacturing thermoplastic polyester resin foam by extrusion | Masahiro Tsubone, Takaaki Hirai, Masahiro Shindo, Kiyoshi Yoshioka, Nobuyuki Tsujiwaki | 1999-09-28 |