Yuzo Usui

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Noise elimination method and transmission circuit
- Patent number 6,507,620
- Issue date Jan 14, 2003
- Fujitsu Limited
- Yuzo Usui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
IC card-type radio communication device
- Patent number 6,336,039
- Issue date Jan 1, 2002
- Fujitsu Limited
- Yuzo Usui
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
IC card-type radio communication device
- Patent number 6,298,245
- Issue date Oct 2, 2001
- Fujitsu Limited
- Yuzo Usui
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Liquid crystal display driving circuit and liquid crystal display h...
- Patent number 6,124,839
- Issue date Sep 26, 2000
- Fujitsu Limited
- Yuzo Usui
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Power supply noise eliminating method and semiconductor device
- Patent number 5,926,061
- Issue date Jul 20, 1999
- Fujitsu Limited
- Yuzo Usui
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Waveform stabilizing drive circuit for modularized memory
- Patent number 5,883,839
- Issue date Mar 16, 1999
- Fujitsu Limited
- Masaki Tosaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Memory device and memory control circuit
- Patent number 5,764,591
- Issue date Jun 9, 1998
- Fujitsu Limited
- Noriyuki Matsui
- G11 - INFORMATION STORAGE
Information Patent Grant
Constant current circuit and an oscillating circuit controlled by t...
- Patent number 5,146,188
- Issue date Sep 8, 1992
- Fujitsu Limited
- Makoto Suwada
- G05 - CONTROLLING REGULATING
Information Patent Grant
Transistor-transistor logic circuit
- Patent number 4,355,246
- Issue date Oct 19, 1982
- Fujitsu Limited
- Yuzo Usui
- H03 - BASIC ELECTRONIC CIRCUITRY

Person

Patents Grantslast 30 patents

Noise elimination method and transmission circuit

IC card-type radio communication device

IC card-type radio communication device

Liquid crystal display driving circuit and liquid crystal display h...

Power supply noise eliminating method and semiconductor device

Waveform stabilizing drive circuit for modularized memory

Memory device and memory control circuit

Constant current circuit and an oscillating circuit controlled by t...

Transistor-transistor logic circuit