YK

Yuuji Kusumi

AC Asahi Kasei Chemicals: 2 patents #152 of 543Top 30%
AK Asahi Kasei Kabushiki Kaisha: 1 patents #556 of 1,220Top 50%
Overall (All Time): #1,549,993 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8124694 Mold releasing film for printed circuit board production Hiroshi Kamo 2012-02-28
7851271 Release film for printed wiring board production Hiroshi Kamo 2010-12-14
7205354 Resin-made mechanical element with excellent heat resistance and dimensional precision for optical disk drive Hiroyuki Kobayashi, Yukihiro Bann, Hiroto Matsuura 2007-04-17