KS

Keitaro Shigenaka

KT Kabushiki Kaisha Toshiba: 27 patents #978 of 21,451Top 5%
Overall (All Time): #147,814 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
5497029 Tin-indium antimonide infrared detector Katsuyoshi Fukuda, Fumio Nakata, Keijiro Hirahara 1996-03-05
4868622 Semiconductor light-detecting device with alloyed isolating region 1989-09-19