SY

Shigenori Yakushiji

KT Kabushiki Kaisha Toshiba: 7 patents #4,294 of 21,451Top 25%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
Overall (All Time): #667,952 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5796124 MOS gate controlled thyristor Hidetoshi Nakanishi, Yasunori Usui 1998-08-18
5543639 MOS gate controlled thyristor Hidetoshi Nakanishi, Yasunori Usui 1996-08-06
5030581 Method of fabricating a semiconductor apparatus Kouji Jitsukata 1991-07-09
4992844 Semiconductor device 1991-02-12
4982259 Sensitive thyristor having improved noise-capability Kouji Jitsukata 1991-01-01
4943835 Semiconductor device including protecting MOS transistor Kouji Jitsukata 1990-07-24
4942446 Semiconductor device for switching, and the manufacturing method therefor 1990-07-17
4476481 Low-loss P-i-n diode Susumu Iesaka 1984-10-09