YT

Yuji Takayanagi

HI Hitachi: 1 patents #867 of 2,942Top 30%
Overall (1997): #53,767 of 185,788Top 30%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5635734 Insulated gate type semiconductor device in which the reliability and characteristics thereof are not deteriorated due to pressing action and power inverter using the same Hideo Kobayashi, Shuroku Sakurada, Hidekatsu Onose 1997-06-03