Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4948817 | Pre-foamed particles of uncrosslinked, linear low-density polyethylene and production method thereof | Hideki Kuwabara, Masato Naito | 1990-08-14 |
| 4656197 | Pre-foamed particles of polyethylene resin | Shohei Yoshimura, Toru Yamaguchi, Masato Kanbe | 1987-04-07 |