Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640993 | Wide-mouth container made of synthetic resin and method of manufacturing pressure wide-mouth container | Yoshinobu Nakamura, Koichi Fujisawa | 2003-11-04 |
| 6629623 | Wide-mouth container made of synthetic resin and method of manufacturing pressure wide-mouth container | Yoshinobu Nakamura, Koichi Fujisawa | 2003-10-07 |
| 6443314 | Membrane filtration system | Kazuo Shiraiwa, Shin-ichi Waku, Yuichi Nishimura | 2002-09-03 |
| 6422414 | Wide-mouth container made of synthetic resin and method of manufacturing pressure wide-mouth container | Yoshinobu Nakamura, Koichi Fujisawa | 2002-07-23 |