Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6403756 | Biodegradable high molecular weight polyester and method of preparing same | Yoichi Taguchi, Akihiro Oishi, Yoshikazu Ikeda, Takashi Masuda | 2002-06-11 |
| 6180751 | Biodegradable aliphatic copolyester and method of preparing same | Yoichi Taguchi, Akihiro Oishi, Yoshikazu Ikeda, Takashi Masuda | 2001-01-30 |
| 6177539 | Aliphatic polyester and process for the production thereof | Akihiro Oishi, Yoichi Taguchi, Yoshikazu Ikeda, Takashi Masuda, Yutaka Ishigami +3 more | 2001-01-23 |
| 5650132 | Process for producing hydrogen from hydrocarbon | Kazuhisa Murata, Hirobumi Ushijima | 1997-07-22 |
| 4775270 | Impeller of centrifugal fluid-type rotary machine and manufacturing method thereof | Kazuzo Katayama, Susumu Izaki | 1988-10-04 |
| 4720243 | Impeller of centrifugal fluid-type rotary machine | Kazuzo Katayama, Susumu Izaki | 1988-01-19 |