Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681520 | Method of molding large containers by the process of stretch blow molding | Hisashi Nakajima | 1997-10-28 |
| 5679306 | Method of molding preform in injection stretch blow molding | Hisashi Nakajima | 1997-10-21 |
| 5635226 | Composite molding device for stretch blow molding | Hisashi Nakajima, Hisao Yamaguchi | 1997-06-03 |
| 5620650 | Method for injection stretch blow molding of polyethylene | Hisashi Nakajima | 1997-04-15 |
| 5597525 | Method for injection molding polyethylene terephthalate | Hisashi Nakajima | 1997-01-28 |