TU

Toshihide Ujihara

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,319,135 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5051806 Gate turn-off thyristor of multi-emitter type Shuroku Sakurada, Tadashi Sakaue, Shuji Musha 1991-09-24
4868625 Gate turn-off thyristor of multi-emitter type Shuroku Sakurada, Tadashi Sakaue, Shuji Musha 1989-09-19