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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Clogging determination device
Patent number
11,098,628
Issue date
Aug 24, 2021
Fujitsu Limited
Tatsuya Hirose
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Waveform shaping circuit, semiconductor device, and switching power...
Patent number
10,763,737
Issue date
Sep 1, 2020
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Particulate matter detection circuit and filter processing device
Patent number
10,746,076
Issue date
Aug 18, 2020
Fujitsu Limited
Tatsuya Hirose
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Synchronous rectifier circuit and switching power supply apparatus
Patent number
10,734,907
Issue date
Aug 4, 2020
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Gate driving circuit and power supply circuit
Patent number
10,715,026
Issue date
Jul 14, 2020
Fujitsu Limited
Tatsuya Hirose
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electromagnetic wave absorber and electronic device
Patent number
10,631,446
Issue date
Apr 21, 2020
Fujitsu Limited
Tatsuya Hirose
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Variable capacitance protection circuit of a circuit element, ampli...
Patent number
10,615,788
Issue date
Apr 7, 2020
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Microwave heating apparatus and exhaust gas purification apparatus
Patent number
10,577,992
Issue date
Mar 3, 2020
Fujitsu Limited
Tadahiro Imada
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Microwave heating apparatus and exhaust gas purification apparatus
Patent number
10,526,943
Issue date
Jan 7, 2020
Fujitsu Limited
Tadahiro Imada
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Waveform shaping circuit, semiconductor device, and switching power...
Patent number
10,447,141
Issue date
Oct 15, 2019
Fujitsu Limited
Tatsuya Hirose
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Waveform shaping circuit, semiconductor device, and switching power...
Patent number
10,432,081
Issue date
Oct 1, 2019
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switching power supply device and synchronous rectifier circuit
Patent number
10,381,941
Issue date
Aug 13, 2019
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power amplifier, semiconductor integrated circuit, and method of co...
Patent number
10,270,406
Issue date
Apr 23, 2019
Fujitsu Limited
Masato Nishimori
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Synchronous rectifier circuit and switching power supply apparatus
Patent number
10,170,973
Issue date
Jan 1, 2019
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Semiconductor device, fabrication method for semiconductor device,...
Patent number
10,008,591
Issue date
Jun 26, 2018
Fujitsu Limited
Masato Nishimori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Voltage detecting circuit and method for measuring characteristic o...
Patent number
9,891,265
Issue date
Feb 13, 2018
Fujitsu Limited
Tatsuya Hirose
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power supply circuit and power factor correction circuit
Patent number
9,647,527
Issue date
May 9, 2017
Fujitsu Limited
Tadahiro Imada
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Cascode transistor and method of controlling cascode transistor
Patent number
9,048,837
Issue date
Jun 2, 2015
Fujitsu Limited
Tatsuya Hirose
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Switching device compensation circuit
Patent number
8,513,934
Issue date
Aug 20, 2013
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Phase shifter circuit with proper broadband performance
Patent number
7,633,358
Issue date
Dec 15, 2009
Fujitsu Limited
Yasuhiro Nakasha
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Sample-hold circuit
Patent number
7,248,082
Issue date
Jul 24, 2007
Fujitsu Limited
Yasuhiro Nakasha
G11 - INFORMATION STORAGE
Information
Patent Grant
Integrated circuit package for mounting
Patent number
6,476,465
Issue date
Nov 5, 2002
Fujitsu Limited
Tatsuya Hirose
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Microwave-millimeter wave circuit device and method for manufacturi...
Patent number
6,249,013
Issue date
Jun 19, 2001
Fujitsu Limited
Tatsuya Hirose
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device face-down bonded with pillars
Patent number
6,097,097
Issue date
Aug 1, 2000
Fujitsu Limited
Tatsuya Hirose
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming electrode in semiconductor device
Patent number
5,436,205
Issue date
Jul 25, 1995
Fujitsu Limited
Tatsuya Hirose
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having diffusion-preventing layer between III-...
Patent number
5,341,006
Issue date
Aug 23, 1994
Fujitsu Limited
Tatsuya Hirose
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SWITCHING POWER SUPPLY, AMPLIFICATION DEVICE, AND COMMUNICATION DEVICE
Publication number
20240178747
Publication date
May 30, 2024
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MODULATION POWER SUPPLY DEVICE
Publication number
20230344339
Publication date
Oct 26, 2023
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
AMPLIFIER
Publication number
20230170848
Publication date
Jun 1, 2023
Fujitsu Limited
Tatsuya Hirose
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AMPLIFYING DEVICE AND RADIO COMMUNICATION DEVICE
Publication number
20200075740
Publication date
Mar 5, 2020
Fujitsu Limited
Masato Nishimori
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
WAVEFORM SHAPING CIRCUIT, SEMICONDUCTOR DEVICE, AND SWITCHING POWER...
Publication number
20190296632
Publication date
Sep 26, 2019
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
GATE DRIVING CIRCUIT AND POWER SUPPLY CIRCUIT
Publication number
20190229606
Publication date
Jul 25, 2019
Fujitsu Limited
Tatsuya Hirose
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
WAVEFORM SHAPING CIRCUIT, SEMICONDUCTOR DEVICE, AND SWITCHING POWER...
Publication number
20190229605
Publication date
Jul 25, 2019
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
WAVEFORM SHAPING CIRCUIT, SEMICONDUCTOR DEVICE, AND SWITCHING POWER...
Publication number
20190229604
Publication date
Jul 25, 2019
Fujitsu Limited
Tatsuya Hirose
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CLOGGING DETERMINATION DEVICE
Publication number
20190211735
Publication date
Jul 11, 2019
Fujitsu Limited
Tatsuya Hirose
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
POWER SUPPLY CIRCUIT
Publication number
20190207530
Publication date
Jul 4, 2019
Fujitsu Limited
Tatsuya Hirose
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PARTICULATE MATTER DETECTION CIRCUIT AND FILTER PROCESSING DEVICE
Publication number
20190195111
Publication date
Jun 27, 2019
Fujitsu Limited
Tatsuya Hirose
G01 - MEASURING TESTING
Information
Patent Application
SWITCHING POWER SUPPLY DEVICE AND SYNCHRONOUS RECTIFIER CIRCUIT
Publication number
20190123655
Publication date
Apr 25, 2019
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SYNCHRONOUS RECTIFIER CIRCUIT AND SWITCHING POWER SUPPLY APPARATUS
Publication number
20190089264
Publication date
Mar 21, 2019
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
COOLING APPARATUS, EXHAUST GAS PURIFICATION APPARATUS, AND VEHICLE
Publication number
20190010844
Publication date
Jan 10, 2019
Fujitsu Limited
Teru Nakanishi
B60 - VEHICLES IN GENERAL
Information
Patent Application
ELECTROMAGNETIC WAVE ABSORBER AND ELECTRONIC DEVICE
Publication number
20180295756
Publication date
Oct 11, 2018
Fujitsu Limited
Tatsuya Hirose
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PROTECTIVE CIRCUIT, AMPLIFIER, AND SWITCHING POWER SUPPLY APPARATUS
Publication number
20180159313
Publication date
Jun 7, 2018
Fujitsu Limited
Tatsuya Hirose
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
COOLING APPARATUS, EXHAUST GAS PROCESSING APPARATUS AND CONTROLLING...
Publication number
20180102746
Publication date
Apr 12, 2018
Fujitsu Limited
TERU NAKANISHI
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
POWER AMPLIFIER, SEMICONDUCTOR INTEGRATED CIRCUIT, AND METHOD OF CO...
Publication number
20180041177
Publication date
Feb 8, 2018
Fujitsu Limited
Masato Nishimori
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SEMICONDUCTOR DEVICE, FABRICATION METHOD FOR SEMICONDUCTOR DEVICE,...
Publication number
20170352755
Publication date
Dec 7, 2017
Fujitsu Limited
Masato NISHIMORI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MICROWAVE HEATING APPARATUS AND EXHAUST GAS PURIFICATION APPARATUS
Publication number
20170292420
Publication date
Oct 12, 2017
Fujitsu Limited
Tadahiro Imada
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SEMICONDUCTOR DEVICE, FABRICATION METHOD FOR SEMICONDUCTOR DEVICE,...
Publication number
20160260827
Publication date
Sep 8, 2016
Fujitsu Limited
Masato NISHIMORI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POWER SUPPLY CIRCUIT AND POWER FACTOR CORRECTION CIRCUIT
Publication number
20150372587
Publication date
Dec 24, 2015
Fujitsu Limited
Tadahiro Imada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CASCODE TRANSISTOR AND METHOD OF CONTROLLING CASCODE TRANSISTOR
Publication number
20150084685
Publication date
Mar 26, 2015
FUJITSU LIMITED
Tatsuya Hirose
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
VOLTAGE DETECTING CIRCUIT AND METHOD FOR MEASURING CHARACTERISTIC O...
Publication number
20140139206
Publication date
May 22, 2014
Fujitsu Limited
Tatsuya Hirose
G01 - MEASURING TESTING
Information
Patent Application
SEMICONDUCTOR DEVICE AND POWER SUPPLY DEVICE
Publication number
20130187627
Publication date
Jul 25, 2013
Fujitsu Limited
Tadahiro IMADA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SWITCHING DEVICE COMPENSATION CIRCUIT
Publication number
20120049827
Publication date
Mar 1, 2012
Fujitsu Limited
Tatsuya HIROSE
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Phase shifter circuit with proper broadband performance
Publication number
20080012660
Publication date
Jan 17, 2008
FUJITSU LIMITED
Yasuhiro Nakasha
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Sample -hold circuit
Publication number
20060114033
Publication date
Jun 1, 2006
FUJITSU LIMITED
Yasuhiro Nakasha
G11 - INFORMATION STORAGE
Information
Patent Application
Integrated circuit package
Publication number
20010045626
Publication date
Nov 29, 2001
Tatsuya Hirose
H01 - BASIC ELECTRIC ELEMENTS