Yasuhiro Hamada

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bias circuit and method of manufacturing the same
- Patent number 8,975,725
- Issue date Mar 10, 2015
- NEC Corporation
- Yasuhiro Hamada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Wireless communication device, high-frequency circuit system, and l...
- Patent number 8,805,286
- Issue date Aug 12, 2014
- NEC Corporation
- Yasuhiro Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Balun circuit and integrated circuit device
- Patent number 8,076,993
- Issue date Dec 13, 2011
- NEC Corporation
- Yasuhiro Hamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Band control method and communication apparatus
- Patent number 8,045,580
- Issue date Oct 25, 2011
- NEC Corporation
- Yasuhiro Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Balun circuit and integrated circuit device
- Patent number 7,710,216
- Issue date May 4, 2010
- NEC Corporation
- Yasuhiro Hamada
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
WIRELESS COMMUNICATION DEVICE, HIGH-FREQUENCY CIRCUIT SYSTEM, AND L...
- Publication number 20130040582
- Publication date Feb 14, 2013
- NEC Corporation
- Yasuhiro Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BIAS CIRCUIT AND METHOD OF MANUFACTURING THE SAME
- Publication number 20110221032
- Publication date Sep 15, 2011
- Yasuhiro Hamada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BALUN CIRCUIT AND INTEGRATED CIRCUIT DEVICE
- Publication number 20100117755
- Publication date May 13, 2010
- YASUHIRO HAMADA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BAND CONTROL METHOD AND COMMUNICATION APPARATUS
- Publication number 20090238206
- Publication date Sep 24, 2009
- NEC CORPORATION
- Yasuhiro Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BALUN CIRCUIT AND INTEGRATED CIRCUIT DEVICE
- Publication number 20090115548
- Publication date May 7, 2009
- NEC Corporation
- Yasuhiro Hamada
- H01 - BASIC ELECTRIC ELEMENTS