Inventor
MITSUSADA KAZUMICHI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “MITSUSADA KAZUMICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
8 patentsUS4541003ASep 10, 1985
Semiconductor device including an alpha-particle shield
HITACHI LTD235 citations98
US5610089AMar 11, 1997
Method of fabrication of semiconductor integrated circuit device
HITACHI LTD40 citations92
US5276346AJan 4, 1994
Semiconductor integrated circuit device having protective/output elements and internal circuits
HITACHI LTD29 citations92
US5534723AJul 9, 1996
Semiconductor integrated circuit device having output and internal circuit MISFETS
HITACHI LTD18 citations82
US4803527AFeb 7, 1989
Semiconductor integrated circuit device having semi-insulator substrate
HITACHI LTD20 citations81
US5436484AJul 25, 1995
Semiconductor integrated circuit device having input protective elements and internal circuits
HITACHI LTD7 citations74
US5436483AJul 25, 1995
Semiconductor integrated circuit device having a first MISFET of an output buffer circuit and a second MISFET of an internal circuit
HITACHI LTD10 citations74
US4219369AAug 26, 1980
Method of making semiconductor integrated circuit device
HITACHI LTD6 citations62