Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7048879 | Sheet-form structure of expandable thermoplastic resin, thermoplastic resin foam and methods for manufacturing thereof | Tomoyuki Kobayashi, Kenji Miyazaki, Michiaki Sasayama, Mitsuo Okubo | 2006-05-23 |
| 6620495 | Sheet-form structure of expandable thermoplastic resin, thermoplastic resin foam and methods for manufacturing thereof | Tomoyuki Kobayashi, Kenji Miyazaki, Michiaki Sasayama, Mitsuo Okubo | 2003-09-16 |
| 6399189 | Foamable thermoplastic sheet-like synthetic resin, thermoplastic foamed resin and their production method | Tomoyuki Kobayashi, Kenji Miyazaki, Michiaki Sasayama, Mitsuo Okubo | 2002-06-04 |