Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627346 | Battery separator and lithium secondary battery | Masayuki Kinouchi, Takashi Oe, Ryuichiro Kogure, Kenji Kawabata, Yuuji Nakakita | 2003-09-30 |
| 5258156 | Process for producing microporous film having breakage resistance when melted | Hiroshi Kurauchi | 1993-11-02 |