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Yasumi Kurashima
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Tokyo, JP
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last 30 patents
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Patent Grant
Master-slice type semiconductor integrated circuit device
Patent number
5,365,406
Issue date
Nov 15, 1994
NEC Corporation
Yasumi Kurashima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
ECL latch circuit
Patent number
5,334,887
Issue date
Aug 2, 1994
NEC Corporation
Yasumi Kurashima
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Master-slice type ECL circuit
Patent number
5,237,220
Issue date
Aug 17, 1993
NEC Corporation
Yasumi Kurashima
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High speed current mode logic circuit with constant logic level cur...
Patent number
5,107,145
Issue date
Apr 21, 1992
NEC Corporation
Yasumi Kurashima
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Constant voltage power supply for a plurality of constant-current s...
Patent number
5,068,594
Issue date
Nov 26, 1991
NEC Corporation
Yasumi Kurashima
G05 - CONTROLLING REGULATING
Information
Patent Grant
Constant current source circuit
Patent number
4,975,631
Issue date
Dec 4, 1990
NEC Corporation
Yasumi Kurashima
G05 - CONTROLLING REGULATING
Information
Patent Grant
Constant current source circuit
Patent number
4,937,517
Issue date
Jun 26, 1990
NEC Corporation
Yasumi Kurashima
G05 - CONTROLLING REGULATING
Information
Patent Grant
Semiconductor device with airbridge interconnection
Patent number
4,916,520
Issue date
Apr 10, 1990
NEC Corporation
Yasumi Kurashima
H01 - BASIC ELECTRIC ELEMENTS