Kazuaki Kunihiro

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Phased array antenna apparatus and control method therefor
- Patent number 11,158,945
- Issue date Oct 26, 2021
- NEC Corporation
- Korkut Tokgoz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Transmitter/receiver apparatus, transmitter apparatus and transmitt...
- Patent number 9,838,068
- Issue date Dec 5, 2017
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplifier and power amplification method
- Patent number 9,531,327
- Issue date Dec 27, 2016
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplification device
- Patent number 9,236,838
- Issue date Jan 12, 2016
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power supply device and power amplification apparatus using same
- Patent number 8,902,001
- Issue date Dec 2, 2014
- NEC Corporation
- Kazuaki Kunihiro
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Transmission device
- Patent number 8,693,578
- Issue date Apr 8, 2014
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplification apparatus and power amplification method
- Patent number 8,670,731
- Issue date Mar 11, 2014
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplifier and power amplifying method
- Patent number 8,620,240
- Issue date Dec 31, 2013
- NEC Corporation
- Shingo Yamanouchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplifier, power amplification method, and storage medium
- Patent number 8,594,589
- Issue date Nov 26, 2013
- NEC Corporation
- Shingo Yamanouchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplifying devices
- Patent number 8,451,054
- Issue date May 28, 2013
- NEC Corporation
- Kazuaki Kunihiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power amplifier
- Patent number 8,198,950
- Issue date Jun 12, 2012
- NEC Corporation
- Shingo Yamanouchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplifier
- Patent number 8,072,261
- Issue date Dec 6, 2011
- NEC Corporation
- Shingo Yamanouchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power amplifier
- Patent number 7,821,337
- Issue date Oct 26, 2010
- NEC Corporation
- Shingo Yamanouchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Linearity evaluation method using integrations weighted by probabil...
- Patent number 7,792,181
- Issue date Sep 7, 2010
- NEC Corporation
- Shingo Yamanouchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplifying apparatus
- Patent number 7,696,818
- Issue date Apr 13, 2010
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-frequency amplifier
- Patent number 7,362,171
- Issue date Apr 22, 2008
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable capacitor and a variable inductor
- Patent number 6,556,416
- Issue date Apr 29, 2003
- NEC Corporation
- Kazuaki Kunihiro
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hetero-junction field effect transistor having an intermediate layer
- Patent number 6,552,373
- Issue date Apr 22, 2003
- NEC Corporation
- Yuji Ando
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device with schottky electrode having high schottky b...
- Patent number 6,492,669
- Issue date Dec 10, 2002
- NEC Corporation
- Tatsuo Nakayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field effect transistor with barrier layer to prevent avalanche bre...
- Patent number 6,476,431
- Issue date Nov 5, 2002
- NEC Corporation
- Yasuo Ohno
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 6,465,814
- Issue date Oct 15, 2002
- NEC Corporation
- Kensuke Kasahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing semiconductor device with sidewall metal la...
- Patent number 6,440,822
- Issue date Aug 27, 2002
- NEC Corporation
- Nobuyuki Hayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound semiconductor field effect transistor
- Patent number 6,373,082
- Issue date Apr 16, 2002
- NEC Corporation
- Yasuo Ohno
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field-effect transistor and method for manufacturing the field effe...
- Patent number 6,278,144
- Issue date Aug 21, 2001
- NEC Corporation
- Kazuaki Kunihiro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
MESfield effect transistor
- Patent number 6,060,734
- Issue date May 9, 2000
- NEC Corporation
- Kazuaki Kunihiro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field effect transistor with stabilized threshold voltage
- Patent number 5,949,096
- Issue date Sep 7, 1999
- NEC Corporation
- Satoru Ohkubo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Frequency compensator
- Patent number 5,742,093
- Issue date Apr 21, 1998
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
PHASED ARRAY ANTENNA APPARATUS AND CONTROL METHOD THEREFOR
- Publication number 20210098874
- Publication date Apr 1, 2021
- NEC Corporation
- Korkut TOKGOZ
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TRANSMITTER/RECEIVER APPARATUS, TRANSMITTER APPARATUS AND TRANSMITT...
- Publication number 20160248470
- Publication date Aug 25, 2016
- NEC Corporation
- Kazuaki KUNIHIRO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER AMPLIFIER AND POWER AMPLIFICATION METHOD
- Publication number 20150263678
- Publication date Sep 17, 2015
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TRANSMITTER
- Publication number 20150263768
- Publication date Sep 17, 2015
- NEC Corporation
- Shinichi Hori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER AMPLIFICATION DEVICE
- Publication number 20140218104
- Publication date Aug 7, 2014
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER SUPPLYING APPARATUS AND CONTROL METHOD THEREOF
- Publication number 20130342185
- Publication date Dec 26, 2013
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER SUPPLY DEVICE AND POWER AMPLIFICATION APPARATUS USING SAME
- Publication number 20130057340
- Publication date Mar 7, 2013
- NEC Corporation
- Kazuaki Kunihiro
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
TRANSMISSION DEVICE
- Publication number 20130016795
- Publication date Jan 17, 2013
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER AMPLIFIER, POWER AMPLIFICATION METHOD, AND STORAGE MEDIUM
- Publication number 20120126893
- Publication date May 24, 2012
- Shingo Yamanouchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER AMPLIFIER AND POWER AMPLIFYING METHOD
- Publication number 20110279180
- Publication date Nov 17, 2011
- NEC Corporation
- Shingo Yamanouchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER AMPLIFYING DEVICES
- Publication number 20110254622
- Publication date Oct 20, 2011
- Kazuaki Kunihiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER AMPLIFYING DEVICES
- Publication number 20110241775
- Publication date Oct 6, 2011
- Kazuaki Kunihiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER AMPLIFIER
- Publication number 20110163822
- Publication date Jul 7, 2011
- Shingo Yamanouchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER AMPLIFICATION APPARATUS AND POWER AMPLIFICATION METHOD
- Publication number 20110090008
- Publication date Apr 21, 2011
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER AMPLIFIER
- Publication number 20090315620
- Publication date Dec 24, 2009
- NEC Corporation
- Shingo Yamanouchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER AMPLIFIER
- Publication number 20090072901
- Publication date Mar 19, 2009
- NEC Corporation
- Shingo Yamanouchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
AMPLIFYING APPARATUS
- Publication number 20080258831
- Publication date Oct 23, 2008
- NEC Corporation
- Kazuaki KUNIHIRO
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Linearity Evaluation Method Using Integrations Weighted by Probabil...
- Publication number 20080019433
- Publication date Jan 24, 2008
- NEC CORPORATION
- Shingo Yamanouchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
High-frequency amplifier
- Publication number 20070063766
- Publication date Mar 22, 2007
- NEC Corporation
- Kazuaki Kunihiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
VARIABLE CAPACITOR AND A VARIABLE INDUCTOR
- Publication number 20030063427
- Publication date Apr 3, 2003
- NEC Corporation
- Kazuaki Kunihiro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of manufacturing semiconductor device with sidewall metal la...
- Publication number 20020048889
- Publication date Apr 25, 2002
- NEC Corporation
- Nobuyuki Hayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device
- Publication number 20020017648
- Publication date Feb 14, 2002
- Kensuke Kasahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device with schottky electrode having high schottky b...
- Publication number 20020017696
- Publication date Feb 14, 2002
- Tatsuo Nakayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Field-effect transistor and method for manufacturing the field effe...
- Publication number 20010042872
- Publication date Nov 22, 2001
- Kazuaki Kunihiro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Hetero-junction field effect transistor having an intermediate layer
- Publication number 20010040247
- Publication date Nov 15, 2001
- Yuji Ando
- H01 - BASIC ELECTRIC ELEMENTS

Kazuaki Kunihiro

Person

Patents Grantslast 30 patents

Phased array antenna apparatus and control method therefor

Transmitter/receiver apparatus, transmitter apparatus and transmitt...

Power amplifier and power amplification method

Power amplification device

Power supply device and power amplification apparatus using same

Transmission device

Power amplification apparatus and power amplification method

Power amplifier and power amplifying method

Power amplifier, power amplification method, and storage medium

Power amplifying devices

Power amplifier

Power amplifier

Power amplifier

Linearity evaluation method using integrations weighted by probabil...

Amplifying apparatus

High-frequency amplifier

Variable capacitor and a variable inductor

Hetero-junction field effect transistor having an intermediate layer

Semiconductor device with schottky electrode having high schottky b...

Field effect transistor with barrier layer to prevent avalanche bre...

Semiconductor device

Method of manufacturing semiconductor device with sidewall metal la...

Compound semiconductor field effect transistor

Field-effect transistor and method for manufacturing the field effe...

MESfield effect transistor

Field effect transistor with stabilized threshold voltage

Frequency compensator

Patents Applicationslast 30 patents

PHASED ARRAY ANTENNA APPARATUS AND CONTROL METHOD THEREFOR

TRANSMITTER/RECEIVER APPARATUS, TRANSMITTER APPARATUS AND TRANSMITT...

POWER AMPLIFIER AND POWER AMPLIFICATION METHOD

TRANSMITTER

POWER AMPLIFICATION DEVICE

POWER SUPPLYING APPARATUS AND CONTROL METHOD THEREOF

POWER SUPPLY DEVICE AND POWER AMPLIFICATION APPARATUS USING SAME

TRANSMISSION DEVICE

POWER AMPLIFIER, POWER AMPLIFICATION METHOD, AND STORAGE MEDIUM

POWER AMPLIFIER AND POWER AMPLIFYING METHOD

POWER AMPLIFYING DEVICES

POWER AMPLIFYING DEVICES

POWER AMPLIFIER

POWER AMPLIFICATION APPARATUS AND POWER AMPLIFICATION METHOD

POWER AMPLIFIER

POWER AMPLIFIER

AMPLIFYING APPARATUS

Linearity Evaluation Method Using Integrations Weighted by Probabil...

High-frequency amplifier

VARIABLE CAPACITOR AND A VARIABLE INDUCTOR

Method of manufacturing semiconductor device with sidewall metal la...

Semiconductor device

Semiconductor device with schottky electrode having high schottky b...

Field-effect transistor and method for manufacturing the field effe...

Hetero-junction field effect transistor having an intermediate layer