Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352850 | Five-layered packaging film | Masataka Yamamoto, Minoru Yoshimori | 1982-10-05 |
| 4327137 | Multilayered hollow container | Yuji Sawa, Shigeru Endo | 1982-04-27 |
| 4318262 | Bar positioning member and its forming apparatus | — | 1982-03-09 |