Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7691958 | Polypropylene and application of said polypropylene to electric material | Jyun Birukawa, Shuji Matsumura | 2010-04-06 |
| 7402638 | Propylene polymer particle method of producing the same and use thereof | Shuji Matsumura, Keita Itakura, Satoshi Hashizume, Kouichirou Yamamoto, Ayako Kadosaka +3 more | 2008-07-22 |