Inventor
OKUHARA SHINZI
24 patents
Patents
24 patentsUS4074299AFeb 14, 1978
Light-emitting diode element and device
HITACHI LTD61 citations96
US4031412AJun 21, 1977
Memory circuit
HITACHI LTD26 citations82
US3990102ANov 2, 1976
Semiconductor integrated circuits and method of manufacturing the same
HITACHI LTD28 citations82
US4015143AMar 29, 1977
Semiconductor switch
HITACHI LTD20 citations81
US4125787ANov 14, 1978
Semiconductor switch circuit
HITACHI LTD20 citations80
US4130767ADec 19, 1978
Semiconductor switch
HITACHI LTD7 citations74
US4084110AApr 11, 1978
Semiconductor switch
HITACHI LTD9 citations74
US3959668AMay 25, 1976
Semiconductor bidirectional switch circuit
HITACHI LTD11 citations74
US4112346ASep 5, 1978
Constant current circuit
HITACHI LTD8 citations73
US4063115ADec 13, 1977
Semiconductor switch
HITACHI LTD11 citations73
US4058741ANov 15, 1977
Semiconductor switch circuit
HITACHI LTD9 citations73
US4041332AAug 9, 1977
Semiconductor switch device
HITACHI LTD8 citations73
US4039865AAug 2, 1977
Semiconductor switch
HITACHI LTD10 citations73
US4039864AAug 2, 1977
Semiconductor bidirectional switch circuit
HITACHI LTD8 citations73
US4039863AAug 2, 1977
Light activated semiconductor switch device
HITACHI LTD17 citations73
US4031413AJun 21, 1977
Memory circuit
HITACHI LTD12 citations73
US4071779AJan 31, 1978
Semiconductor switch
HITACHI LTD8 citations71
US4082923AApr 4, 1978
Semiconductor speech path switch
HITACHI LTD5 citations63
US3961357AJun 1, 1976
Semiconductor integrated circuit device
HITACHI LTD3 citations63
US3942040AMar 2, 1976
Semiconductor speech path switch circuitry
HITACHI LTD2 citations63
US4232234ANov 4, 1980
Semiconductor switch circuit
HITACHI LTD3 citations62
US4025726AMay 24, 1977
Cathode gate triggering method and system for speech path switches
HITACHI LTD3 citations60
US4107472AAug 15, 1978
Semiconductor channel switch
HITACHI LTD6 citations57
US4032892AJun 28, 1977
Semiconductor speech channel switch
HITACHI LTD1 citations49