Yasuo Sera

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
High frequency power amplifier
- Patent number 7,719,364
- Issue date May 18, 2010
- Hitachi Kokusai Electric Inc.
- Fumitake Kawanabe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Distortion compensator
- Patent number 6,856,196
- Issue date Feb 15, 2005
- Hitachi Kokusai Electric Inc.
- Yoichi Okubo
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Strain error compensation amplifier
- Patent number 6,424,214
- Issue date Jul 23, 2002
- Hitachi Kokusai Electric Inc.
- Yasuo Sera
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Distortion-compensated amplifier device
- Patent number 6,417,731
- Issue date Jul 9, 2002
- Hitachi Kokusai Electric Inc.
- Kiyoshi Funada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Distortion compensating device
- Patent number 6,271,723
- Issue date Aug 7, 2001
- Kokusai Electric Co., Ltd.
- Terufumi Nagano
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
FILM FORMATION APPARATUS AND FILM FORMATION METHOD
- Publication number 20180298488
- Publication date Oct 18, 2018
- Hitachi Kokusai Electric Inc.
- Eiji SAKATA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
High frequency power amplifier
- Publication number 20090201089
- Publication date Aug 13, 2009
- Hitachi Kokusai Electric Inc.
- Fumitake Kawanabe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Distortion compensator
- Publication number 20040041628
- Publication date Mar 4, 2004
- Yoichi Okubo
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Strain compensation amplifier
- Publication number 20010017570
- Publication date Aug 30, 2001
- Yasuo Sera
- H03 - BASIC ELECTRONIC CIRCUITRY