Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4649009 | Process for producing a heat-shrinkable polypropylene film | Kazuo Dodo | 1987-03-10 |
| 4221640 | Method of treating a surface of an aluminum or aluminum alloy | Ichiro Ootsuka, Shyoichi Anada, Kunio Wakasugi | 1980-09-09 |