Haruhiko KOIZUMI

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
High frequency power amplifier
- Patent number 8,692,619
- Issue date Apr 8, 2014
- Panasonic Corporation
- Kazuya Wakita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Detector circuit and system for a wireless communication
- Patent number 7,990,221
- Issue date Aug 2, 2011
- Panasonic Corporation
- Haruhiko Koizumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High frequency power amplifier
- Patent number 7,733,187
- Issue date Jun 8, 2010
- Panasonic Corporation
- Kazuki Tateoka
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio-frequency power amplifier
- Patent number 7,692,491
- Issue date Apr 6, 2010
- Panasonic Corporation
- Hirokazu Makihara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High frequency circuit, semiconductor device, and high frequency po...
- Patent number 7,679,438
- Issue date Mar 16, 2010
- Panasonic Corporation
- Kazuki Tateoka
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio frequency power amplifier
- Patent number 7,449,957
- Issue date Nov 11, 2008
- Panasonic Corporation
- Shingo Enomoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-frequency power amplifier
- Patent number 7,439,808
- Issue date Oct 21, 2008
- Matsushita Electric Industrial Co., Ltd.
- Masahiko Inamori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transmission apparatus and mobile communication terminal apparatus
- Patent number 7,421,255
- Issue date Sep 2, 2008
- Matsushita Electric Industrial Co., Ltd.
- Masahiko Inamori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High frequency amplifier circuit
- Patent number 7,245,182
- Issue date Jul 17, 2007
- Matsushita Electric Industrial Co., Ltd.
- Haruhiko Koizumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Frequency conversion circuit
- Patent number 6,871,058
- Issue date Mar 22, 2005
- Matsushita Electric Industrial Co., Ltd.
- Haruhiko Koizumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Frequency converter
- Patent number 6,671,505
- Issue date Dec 30, 2003
- Matsushita Electric Industrial Co., Ltd.
- Haruhiko Koizumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplifier and power amplification method
- Patent number 5,546,051
- Issue date Aug 13, 1996
- Matsushita Electric Industrial Co., Ltd.
- Haruhiko Koizumi
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
HIGH FREQUENCY POWER AMPLIFIER
- Publication number 20130293311
- Publication date Nov 7, 2013
- KAZUYA WAKITA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
RADIO FREQUENCY SWITCH AND RADIO FREQUENCY MODULE
- Publication number 20120112832
- Publication date May 10, 2012
- PANASONIC CORPORATION
- Hiroaki KAWANO
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DETECTOR CIRCUIT AND SYSTEM FOR A WIRELESS COMMUNICATION
- Publication number 20110241783
- Publication date Oct 6, 2011
- PANASONIC CORPORATION
- Haruhiko KOIZUMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DETECTOR CIRCUIT AND SYSTEM FOR A WIRELESS COMMUNICATION
- Publication number 20100026390
- Publication date Feb 4, 2010
- Haruhiko KOIZUMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RADIO-FREQUENCY POWER AMPLIFIER
- Publication number 20080297260
- Publication date Dec 4, 2008
- Hirokazu Makihara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HIGH FREQUENCY CIRCUIT, SEMICONDUCTOR DEVICE, AND HIGH FREQUENCY PO...
- Publication number 20080284539
- Publication date Nov 20, 2008
- Matsushita Electric Industrial Co., Ltd.
- Kazuki TATEOKA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HIGH FREQUENCY POWER AMPLIFIER
- Publication number 20080088376
- Publication date Apr 17, 2008
- Matsushita Electric Industrial Co., Ltd.
- Kazuki Tateoka
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High-frequency power amplifier
- Publication number 20070222520
- Publication date Sep 27, 2007
- Masahiko Inamori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Radio frequency power amplifier
- Publication number 20060261897
- Publication date Nov 23, 2006
- Shingo Enomoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Transmission apparatus and mobile communication terminal apparatus
- Publication number 20060057982
- Publication date Mar 16, 2006
- Masahiko Inamori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High frequency amplifier circuit
- Publication number 20050184806
- Publication date Aug 25, 2005
- Matsushita Electric Industrial Co., Ltd.
- Haruhiko Koizumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Variable gain amplifier
- Publication number 20030058041
- Publication date Mar 27, 2003
- Haruhiko Koizumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Frequency conversion circuit
- Publication number 20020146997
- Publication date Oct 10, 2002
- Haruhiko Koizumi
- H03 - BASIC ELECTRONIC CIRCUITRY

Haruhiko KOIZUMI

Person

Patents Grantslast 30 patents

High frequency power amplifier

Detector circuit and system for a wireless communication

High frequency power amplifier

Radio-frequency power amplifier

High frequency circuit, semiconductor device, and high frequency po...

Radio frequency power amplifier

High-frequency power amplifier

Transmission apparatus and mobile communication terminal apparatus

High frequency amplifier circuit

Frequency conversion circuit

Frequency converter

Power amplifier and power amplification method

Patents Applicationslast 30 patents

HIGH FREQUENCY POWER AMPLIFIER

RADIO FREQUENCY SWITCH AND RADIO FREQUENCY MODULE

DETECTOR CIRCUIT AND SYSTEM FOR A WIRELESS COMMUNICATION

DETECTOR CIRCUIT AND SYSTEM FOR A WIRELESS COMMUNICATION

RADIO-FREQUENCY POWER AMPLIFIER

HIGH FREQUENCY CIRCUIT, SEMICONDUCTOR DEVICE, AND HIGH FREQUENCY PO...

HIGH FREQUENCY POWER AMPLIFIER

High-frequency power amplifier

Radio frequency power amplifier

Transmission apparatus and mobile communication terminal apparatus

High frequency amplifier circuit

Variable gain amplifier

Frequency conversion circuit