Hideji Sumi

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Patents Grantslast 30 patents

Information Patent Grant
ECL-to-GaAs level converting circuit
- Patent number 5,248,909
- Issue date Sep 28, 1993
- Fujitsu Limited
- Kouju Aoki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Circuit having level converting circuit for converting logic level
- Patent number 5,162,676
- Issue date Nov 10, 1992
- Fujitsu Limited
- Kouju Aoki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor integrated circuit having ECL circuits and a circuit...
- Patent number 5,130,573
- Issue date Jul 14, 1992
- Fujitsu Limited
- Takanori Nawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor integrated circuit with reduced power consumption
- Patent number 4,897,560
- Issue date Jan 30, 1990
- Fujitsu Limited
- Shinji Saito
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Line driver circuit
- Patent number 4,437,021
- Issue date Mar 13, 1984
- Fujitsu Limited
- Hideji Sumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Line driver circuit having a protective circuit against excess curr...
- Patent number 4,413,300
- Issue date Nov 1, 1983
- Fujitsu Limited
- Hideji Sumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE