TA

Tetsuo Akazawa

UI Ube Industries: 2 patents #593 of 1,686Top 40%
Overall (All Time): #2,206,683 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
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