Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6017480 | Process for producing polyolefin materials | Sumio Yoshida | 2000-01-25 |
| 5693708 | Colored stretched polyethylene material and process for producing the same | Yoshimu Iwanami, Seizo Kobayashi, Takashi Mizoe | 1997-12-02 |
| 5578373 | Split polyethylene stretched material and process for producing the same | Seizo Kobayashi, Takashi Mizoe, Yoshimu Iwanami, Shigeki Yokoyama, Kazuhiko Kurihara +1 more | 1996-11-26 |