YM

Yasuo Matsui

AC Alps Electric Co.: 2 patents #822 of 2,177Top 40%
NE Nec: 2 patents #5,510 of 14,502Top 40%
SC Sumitomo Bakelite Co.: 2 patents #227 of 790Top 30%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Nsk: 1 patents #937 of 1,559Top 65%
Overall (All Time): #865,519 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7922918 Method of manufacturing circuit board used for switch device Shunji Araki 2011-04-12
7799852 Composition of biphenyl epoxy resin, phenolbiphenylaralkyl resin and filler Yukihiro Kiuchi, Masatoshi Iji, Katsushi Terajima, Isao Katayama, Ken Oota 2010-09-21
7098276 Flame-retardant epoxy resin composition and semiconductor device made using the same Yukihiro Kiuchi, Masatoshi Iji, Katsushi Terajima, Isao Katayama, Ken Oota 2006-08-29
5575501 Shaft for collapsible steering apparatus Seiichi Moriyama, Kiyoshi Sadakata 1996-11-19
4484042 Snap action push button switch 1984-11-20
4435826 Frame synchronizer 1984-03-06