P
PatentIndex
Search
Landscape
Sign in
Inventor
OKUHARA SHINJI
2 patents
Patents
2 patents
US4365170A
Dec 21, 1982
Semiconductor switch
HITACHI LTD
122 citations
90
US4017341A
Apr 12, 1977
Method of manufacturing semiconductor integrated circuit with prevention of substrate warpage
HITACHI LTD
34 citations
88