Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7204962 | Production apparatus for polybutylene terephthalate | Hidekazu Nakamoto, Susumu Harada, Shuji Yamaguchi | 2007-04-17 |
| 7179433 | Production process and production apparatus for polybutylene terephthalate | Shuji Yamaguchi, Hidekazu Nakamoto, Susumu Harada | 2007-02-20 |
| 7057007 | Process for continuously producing polybutylene terephthalate | Hidekazu Nakamoto, Susumu Harada, Shuji Yamaguchi | 2006-06-06 |
| 6723826 | Production process and production apparatus for polybutylene terephthalate | Shuji Yamaguchi, Hidekazu Nakamoto, Susumu Harada | 2004-04-20 |
| 6590062 | Production process and production apparatus for polybutylene terephthalate | Shuji Yamaguchi, Hidekazu Nakamoto, Susumu Harada | 2003-07-08 |
| 6458916 | Production process and production apparatus for polybutylene terephthalate | Shuji Yamaguchi, Hidekazu Nakamoto, Susumu Harada | 2002-10-01 |
| 6359106 | Production process and production apparatus for polybutylene terephthalate | Hidekazu Nakamoto, Susumu Harada, Shuji Yamaguchi | 2002-03-19 |