Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366263 | Expanded cross-linked polyethylene particle, a molded product thereof and the methods thereof | Eiya Sato | 1982-12-28 |
| 4317888 | Process for manufacturing an olefin resin foam | Seizaburo Watanabe | 1982-03-02 |