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Akio Tanaka
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Wireless communication device, wireless communication system, contr...
Patent number
8,831,510
Issue date
Sep 9, 2014
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication device, communication method, and program
Patent number
8,614,962
Issue date
Dec 24, 2013
Sony Corporation
Kensaku Wakuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication device, wireless communication system, contr...
Patent number
8,600,303
Issue date
Dec 3, 2013
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electric power system
Patent number
8,401,708
Issue date
Mar 19, 2013
VPEC, Inc.
Satoshi Nagata
G05 - CONTROLLING REGULATING
Information
Patent Grant
Signal processing circuit, signal processing method and recording m...
Patent number
8,374,265
Issue date
Feb 12, 2013
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Receiver and wireless communication system equipped with the same
Patent number
8,340,223
Issue date
Dec 25, 2012
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Semiconductor device
Patent number
7,816,816
Issue date
Oct 19, 2010
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency synthesizer having improved frequency hopping
Patent number
7,741,926
Issue date
Jun 22, 2010
NEC Corporation
Hiroshi Kodama
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor apparatus
Patent number
7,642,620
Issue date
Jan 5, 2010
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High-frequency amplification circuit
Patent number
7,535,299
Issue date
May 19, 2009
NEC Corporation
Akio Tanaka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High-frequency amplification circuit
Patent number
7,389,091
Issue date
Jun 17, 2008
NEC Corporation
Akio Tanaka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Imaging device with fixed-pattern-noise correction regulated consta...
Patent number
6,762,398
Issue date
Jul 13, 2004
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Imaging device
Patent number
6,369,850
Issue date
Apr 9, 2002
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Semiconductor memory device
Patent number
6,359,460
Issue date
Mar 19, 2002
NEC Corporation
Akio Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Electronic device having a thermally isolated element
Patent number
6,332,322
Issue date
Dec 25, 2001
NEC Corporation
Akio Tanaka
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Semiconductor device with electric converter element
Patent number
6,329,696
Issue date
Dec 11, 2001
NEC Corporation
Akio Tanaka
G01 - MEASURING TESTING
Information
Patent Grant
Imaging device for use as radiation detector
Patent number
6,154,252
Issue date
Nov 28, 2000
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Thermal-type infrared imaging device
Patent number
5,965,892
Issue date
Oct 12, 1999
NEC Corporation
Akio Tanaka
G01 - MEASURING TESTING
Information
Patent Grant
Heat-sensitive infrared-light image sensor with circuitry for cance...
Patent number
5,861,913
Issue date
Jan 19, 1999
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Titanium bolometer-type infrared detecting apparatus
Patent number
5,698,852
Issue date
Dec 16, 1997
NEC Corporation
Akio Tanaka
G01 - MEASURING TESTING
Information
Patent Grant
Infrared detector and drive method therefor
Patent number
5,656,816
Issue date
Aug 12, 1997
NEC Corporation
Akio Tanaka
G01 - MEASURING TESTING
Information
Patent Grant
Infrared imaging device and infrared imaging system using same
Patent number
5,594,248
Issue date
Jan 14, 1997
NEC Corporation
Akio Tanaka
G01 - MEASURING TESTING
Information
Patent Grant
Two dimensional array infrared ray image pickup device
Patent number
5,541,412
Issue date
Jul 30, 1996
NEC Corporation
Akio Tanaka
G01 - MEASURING TESTING
Information
Patent Grant
Low power driver circuit for an AC plasma display panel
Patent number
5,438,290
Issue date
Aug 1, 1995
NEC Corporation
Akio Tanaka
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
AC refresh type plasma display system uniformly illuminating pixels
Patent number
5,343,215
Issue date
Aug 30, 1994
NEC Corporation
Akio Tanaka
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Plasma display apparatus
Patent number
5,231,382
Issue date
Jul 27, 1993
NEC Corporation
Akio Tanaka
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Structure of insulated gate bipolar transistors
Patent number
4,967,246
Issue date
Oct 30, 1990
NEC Corporation
Akio Tanaka
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SIGNAL PROCESSING DEVICE AND LEARNING DEVICE
Publication number
20240039977
Publication date
Feb 1, 2024
SONY GROUP CORPORATION
RYUJI TOKUNAGA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL PROCESSING APPARATUS, ENCODING METHOD, AND SIGNAL PROCESSING...
Publication number
20230215443
Publication date
Jul 6, 2023
SONY GROUP CORPORATION
RYUJI TOKUNAGA
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
DECODING APPARATUS, DECODING METHOD, ENCODING APPARATUS, AND ENCODI...
Publication number
20230133271
Publication date
May 4, 2023
SONY GROUP CORPORATION
CHISATO KEMMOCHI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
STORE SYSTEM, CONTROL METHOD THEREOF, AND NON-TRANSITORY COMPUTER-R...
Publication number
20140019311
Publication date
Jan 16, 2014
NEC Corporation
Akio Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Communication device, communication method, and program
Publication number
20110255430
Publication date
Oct 20, 2011
SONY CORPORATION
Kensaku Wakuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION DEVICE, WIRELESS COMMUNICATION SYSTEM, CONTR...
Publication number
20110217960
Publication date
Sep 8, 2011
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION DEVICE, WIRELESS COMMUNICATION SYSTEM, CONTR...
Publication number
20110124286
Publication date
May 26, 2011
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION APPARATUS
Publication number
20110026509
Publication date
Feb 3, 2011
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL PROCESSING CIRCUIT, SIGNAL PROCESSING METHOD AND RECORDING M...
Publication number
20100296592
Publication date
Nov 25, 2010
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RECEIVER AND WIRELESS COMMUNICATION SYSTEM EQUIPPED WITH THE SAME
Publication number
20100226450
Publication date
Sep 9, 2010
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wireless Communication Apparatus
Publication number
20100074303
Publication date
Mar 25, 2010
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTRIC POWER SYSTEM
Publication number
20100023174
Publication date
Jan 28, 2010
Satoshi Nagata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FREQUENCY SYNTHESIZER
Publication number
20090108945
Publication date
Apr 30, 2009
NEC Corporation
Hiroshi Kodama
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20090085645
Publication date
Apr 2, 2009
NEC CORPORATION
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HIGH-FREQUENCY AMPLIFICATION CIRCUIT
Publication number
20080129385
Publication date
Jun 5, 2008
NEC Corporation
Akio Tanaka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High-frequency amplification circuit
Publication number
20050009485
Publication date
Jan 13, 2005
NEC Corporation
Akio Tanaka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor apparatus
Publication number
20030230733
Publication date
Dec 18, 2003
NEC Corporation
Akio Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE