Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7968180 | Extruded propylene-resin composite foam | Minoru Sugawara, Motoki Yamada, Ryoichi Tsunori | 2011-06-28 |
| 7855239 | Extruded propylene resin foam | Minoru Sugawara, Ryoichi Tsunori | 2010-12-21 |
| 7732532 | Multi-stage propylene polymer, process for producing the same, and propylene resin composition | Ryoichi Tsunori, Tsutomu Onodera, Shohei Ikeda, Masayuki Shinohara | 2010-06-08 |