Mamoru Ugajin

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Wireless communication system, wireless transmitter, wireless recei...
- Patent number 7,545,845
- Issue date Jun 9, 2009
- Nippon Telegraph and Telephone Corporation
- Kenji Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Spread-spectrum demodulator
- Patent number 7,430,233
- Issue date Sep 30, 2008
- Nippon Telephone and Telegraph Corporation
- Kenji Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mixer circuit
- Patent number 6,871,057
- Issue date Mar 22, 2005
- Nippon Telegraph and Telephone Corporation
- Mamoru Ugajin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transconductance amplifier, filter using the transconductance ampli...
- Patent number 6,549,074
- Issue date Apr 15, 2003
- Nippon Telegraph and Telephone Corporation
- Mamoru Ugajin
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Wireless communication system, wireless transmitter, wireless recei...
- Publication number 20050249264
- Publication date Nov 10, 2005
- NIPPON TELEGRAPH AND TELEPHONE CORPOATION
- Kenji Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Spread-spectrum demodulator
- Publication number 20040156452
- Publication date Aug 12, 2004
- Kenji Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transconductance amplifier, filter using the transconductance ampli...
- Publication number 20020067208
- Publication date Jun 6, 2002
- Nippon Telegraph and Telephone Corporation
- Mamoru Ugajin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Mixer circuit
- Publication number 20010021645
- Publication date Sep 13, 2001
- Nippon Telegraph and Telephone Corporation
- Mamoru Ugajin
- H03 - BASIC ELECTRONIC CIRCUITRY