Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6033204 | Flat blow molding machine, flat blow method and products of flat blow molding | Satoshi Araki, Yoshiharu Shitara, Yoshinori Umezawa, Takashi Shimizu | 2000-03-07 |
| 5171044 | Pipe unit | Yoshinori Umezawa, Yoshiharu Shitara, Satoshi Araki | 1992-12-15 |
| 5049224 | Method of fabricating pipe units | Yoshinori Umezawa, Yoshiharu Shitara, Satoshi Araki | 1991-09-17 |
| 4719072 | Method for disposing inner insert in blow molding | Kinshiro Kojima, Yoshiharu Shitara | 1988-01-12 |
| 4422838 | Extrusion head for use in blow molding machine | Eiji Horiuchi, Sadahiko Shinya, Kinshiro Kojima, Katsuo Kodama, Kotaro Kawabata +1 more | 1983-12-27 |