Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818575 | Biaxially drawn polyester vessel having resistance to heat distortion and gas barrier properties and process for preparation thereof | Shigezo Nohara, Sadao Hirata | 1989-04-04 |
| 4261473 | Molded container having wall composed of oriented resin blend | Muneki Yamada, Sadao Hirata, Akira Kishimoto, Fumio Kano, Jinichi Yazaki +1 more | 1981-04-14 |
| 4217161 | Process for making a container | Muneki Yamada, Sadao Hirata, Jinichi Yazaki, Yoshitsugu Maruhashi, Kozaburo Sakano +3 more | 1980-08-12 |
| 4182457 | Multilayer container | Muneki Yamada, Sadao Hirata, Jinichi Yazaki, Yoshitsugu Maruhashi, Kozaburo Sakano +3 more | 1980-01-08 |