HITACHI, LTD.
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- 103 13,858 US PATENTS IN FORCE
- 1,328 US APPLICATIONS PENDING
- Feb 01, 2018 most recent publication
Details
- 13,858 Issued Patents
- 1,744 Issued in last 3 years
- 1,247 Published in last 3 years
- 576,372 Total Citation Count
- Dec 26, 1973 Earliest Filing
- 25,311 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
MATTERS
Rank in Class
Intl Class
Technology
MATTERS
Rank in Class
- No Technologies to Display
Top Patents (by citation)
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Patent #
Title
Filing Date
Issue Date
Intl Class
CITATIONS
5193154
Buffered peripheral system and method for backing up and retrieving data to and from backup memory device
Oct 25, 91
Mar 09, 93
[G11C, G06F]
573
5377051
Digital video recorder compatible receiver with trick play image enhancement
Jan 13, 93
Dec 27, 94
[H04N]
502
5548724
File server system and file access control method of the same
Mar 21, 94
Aug 20, 96
[H01J]
308
5818439
Video viewing assisting method and a video playback system therefor
Feb 16, 96
Oct 06, 98
[H04N]
277
- No Patents to Display
Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2018/0028,157
ULTRASONIC IMAGE PICKUP DEVICE AND IMAGE PROCESSING DEVICE
Nov 27, 15
Feb 01, 18
[A61B]
2018/0028,273
MAGNETIC RESONANCE IMAGING APPARATUS AND QUANTITATIVE-VALUE COMPUTING PROGRAM
Jun 06, 17
Feb 01, 18
[H04N, A61B]
2018/0029,606
ELECTROMAGNETIC NOISE ANALYZING APPARATUS, CONTROLLING APPARATUS AND CONTROLLING METHOD
Mar 16, 17
Feb 01, 18
[G05B, B60W]
2018/0032,079
AUTONOMOUS OPERATION VERIFICATION DEVICE AND AUTONOMOUS SYSTEM
Feb 12, 15
Feb 01, 18
[G08G, G05D]
2018/0032,695
METHOD AND A SYSTEM FOR DETERMINING PLAUSIBILITY OF A CLINICAL CARE PLAN
Jul 20, 17
Feb 01, 18
[G06F]
2018/0032,837
Object Detection Method and Image Search System
Apr 05, 16
Feb 01, 18
[G06T, G06F, G06K]
2018/0032,910
Data Analysis Device, Data Analysis Method, and Data Analysis Program
Sep 30, 15
Feb 01, 18
[G06N]
2018/0034,402
Control Device for Power Conversion Device, Compressor Drive System, Flywheel Power Generating System, and Control Method of Power Conversion Device
Jul 21, 17
Feb 01, 18
[H02P]
2018/0034,708
STORAGE OPERATIONAL MANAGEMENT SERVICE PROVIDING APPARATUS, STORAGE OPERATIONAL MANAGEMENT SERVICE PROVIDING METHOD, AND STORAGE OPERATIONAL MANAGEMENT SYSTEM
Sep 30, 15
Feb 01, 18
[H04L]
2018/0021,012
ULTRASOUND IMAGE CAPTURING DEVICE AND METHOD OF PROCESSING ULTRASOUND SIGNAL
Feb 04, 16
Jan 25, 18
[A61B]
2018/0021,013
ULTRASONIC IMAGING DEVICE, METHOD FOR ADJUSTING INTER-TRANSMISSION WEIGHT,AND ULTRASONIC IMAGING METHOD
Jan 25, 16
Jan 25, 18
[A61B]
2018/0021,023
Ultrasound Imaging Device and Ultrasound Signal Processing Method
Jan 05, 16
Jan 25, 18
[G01S, A61B]
2018/0023,153
SHOT PEENING TREATMENT FOR CAVITATION EROSION RESISTANCE
Jul 20, 16
Jan 25, 18
[B24B, C22C, C21D]
2018/0025,423
POWER TRANSACTION MANAGEMENT SYSTEM AND POWER TRANSACTION MANAGEMENT METHOD
Mar 10, 16
Jan 25, 18
[G06Q, H02J]
2018/0026,009
POWER MODULE, ELECTRICAL POWER CONVERSION DEVICE, AND DRIVING DEVICE FOR VEHICLE
Mar 13, 15
Jan 25, 18
[B60L, H02P, H01L, H02M]
2018/0026,127
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
Jun 16, 17
Jan 25, 18
[H01L]
2018/0026,569
CONTROL DEVICE FOR POWER CONVERSION DEVICE, POWER CONVERSION DEVICE, ELECTRIC MOTOR DRIVE SYSTEM USING SAID DEVICES, COMPRESSOR DRIVE SYSTEM, AND GAS TURBINE POWER GENERATION SYSTEM
Feb 16, 15
Jan 25, 18
[F04D, H02P, F02C]
2018/0017,467
EQUIPMENT CONTROL BASED ON FAILURE DETERMINATION
Jul 13, 16
Jan 18, 18
[G05B, G06F, G01M]
2018/0017,768
IMAGING LENS, IMAGING DEVICE USING SAME, AND DISTANCE MEASURING SYSTEM
Jan 18, 16
Jan 18, 18
[G02B, G01C, G01B]
2018/0017,958
MANUFACTURING DEVICE, MANUFACTURING SYSTEM, AND MANUFACTURING METHOD
May 12, 17
Jan 18, 18
[G05B]
2018/0018,326
STORAGE MANAGEMENT SYSTEM, STORAGE SYSTEM, AND EXTENSION METHOD
Jan 30, 15
Jan 18, 18
[H04L, G06F]
2018/0018,347
COMPUTER SYSTEM, FILE STORAGE APPARATUS, AND STORAGE CONTROL METHOD
Jan 30, 15
Jan 18, 18
[G06F]
2018/0018,364
COMMON ANALYTIC FRAMEWORK AND ENVIRONMENT FOR BIG DATA ANALYTICS
Mar 31, 15
Jan 18, 18
[G06F]
2018/0018,408
MATERIAL GENERATION APPARATUS AND MATERIAL GENERATION METHOD
Jun 14, 17
Jan 18, 18
[G06N, G06F]
2018/0018,520
CONTROL APPARATUS, CONTROL SYSTEM, AND CONTROL METHOD
Jul 13, 17
Jan 18, 18
[B25J, G06K, G10L]
2018/0018,529
Three-Dimensional Information Calculation Device, Three-Dimensional Information Calculation Method, And Autonomous Mobile Device
Jan 16, 15
Jan 18, 18
[G08G, B60W, G05D, G06K]
2018/0008,231
ULTRASOUND PROBE AND THE ULTRASOUND DIAGNOSTIC DEVICE USING SAME
Jan 27, 16
Jan 11, 18
[H04R, A61B]
2018/0009,955
RESIN COMPOSITION, COATING MATERIAL, ELECTRONIC COMPONENT, MOLDED TRANSFORMER, MOTOR COIL AND CABLE
Jan 12, 16
Jan 11, 18
[H01B, C08G, C08F, C09D, H01F, H02K]
2018/0011,136
FAULT POINT LOCATING DEVICE AND METHOD, ELECTRIC POWER SYSTEM MONITORING SYSTEM, AND FACILITY PLANNING SUPPORT SYSTEM
Feb 01, 16
Jan 11, 18
[G01R]
2018/0011,155
MAGNETIC RESONANCE IMAGING APPARATUS AND METHOD FOR SETTING RF SHIMMING PARAMETERS
Feb 15, 16
Jan 11, 18
[G01R]
2018/0011,480
MACHINE DIAGNOSTIC APPARATUS AND MACHINE DIAGNOSTIC METHOD
Jan 20, 15
Jan 11, 18
[G01R, G05B]
2018/0012,033
METHOD AND APPARATUS OF NON-VOLATILE MEMORY SYSTEM HAVING CAPABILITY OF KEY-VALUE STORE DATABASE
Mar 04, 15
Jan 11, 18
[G06F]
2018/0013,364
WIND POWER GENERATING EQUIPMENT, OPERATION METHOD THEREOF, AND WIND FARM
Jun 30, 17
Jan 11, 18
[F03D, H02P]
2018/0013,482
METHOD AND UNIT FOR MAPPING INFORMATION BITS TO POLARIZATION ANGLES OF A WAVE
Jun 29, 17
Jan 11, 18
[H04B]
- No Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9880765
Copy processing management system and copy processing management method
Nov 07, 14
Jan 30, 18
[G06F]
9883407
Radio wave propagation environment measuring apparatus, radio network construction system, and method for measuring radio wave propagation environment
Jun 16, 11
Jan 30, 18
[H04W, G06F, G06G, H04B]
9873137
Ultrasonic transducer, method of producing same, and ultrasonic probe using same
Jul 15, 15
Jan 23, 18
[C23F, C09K, B81C, H01L, B06B]
9874869
Information controller, information control system, and information control method
Mar 29, 13
Jan 23, 18
[G05B, H04L, G06F]
9875143
Computer system, management computer and management method
Dec 07, 12
Jan 23, 18
[H04L, G06F]
9870152
Management system and management method for managing data units constituting schemas of a database
Jun 07, 12
Jan 16, 18
[G06F]
9870404
Computer system, data management method, and recording medium storing program
Sep 07, 12
Jan 16, 18
[G06Q, G06F]
9870608
Gamma camera, spect device, pet device, and method for generating measured gamma ray images
Feb 13, 14
Jan 16, 18
[H04N, G06T, A61B, G01T]
9864021
Magnetic resonance imaging apparatus and operating method thereof
Feb 23, 17
Jan 09, 18
[G01R, G01V]
9864022
Superconducting magnet device and magnetic resonance imaging device
Sep 17, 13
Jan 09, 18
[G01R, H01F]
9864114
Zone plate having annular or spiral shape and Y-shaped branching edge dislocation
Sep 28, 11
Jan 09, 18
[G02B, G21K]
9866185
Optical transmission circuit with upper and lower threshold control
Jan 17, 15
Jan 09, 18
[H01S, H04L, H03F]
- No Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2017/0063,997
EVALUATION APPARATUS, EVALUATION SYSTEM, DEVICE, AND EVALUATION METHOD
ABAN
Aug 11, 16
Mar 02, 17
[H04L, G07C, B25J, G01M]
2017/0064,489
NETWORK SYSTEM, METHOD FOR DETERMINING COMMUNICATION QUALITY, AND ANALYSIS APPARATUS
ABAN
Aug 08, 16
Mar 02, 17
[H04L, H04W]
2017/0041,817
COMMUNICATION MANAGEMENT APPARATUS, WIRELESS TERMINAL, AND NON-TRANSITORY MACHINE-READABLE STORAGE MEDIUM
ABAN
Aug 05, 16
Feb 09, 17
[H04L, H04W]
2016/0364,268
COMPUTER SYSTEM, MANAGEMENT COMPUTER, AND MANAGEMENT METHOD
ABAN
Jun 26, 14
Dec 15, 16
[G06F]
2016/0355,338
CARRIER CONTROL DEVICE AND CARRIER CONTROL SYSTEM
ABAN
Feb 18, 14
Dec 08, 16
[B65G, G05D]
2016/0326,279
SUPRAMOLECULAR STRUCTURE OF ACRYLIC ACID, AND Li-ION BATTERY USING SAME
ABAN
Feb 06, 14
Nov 10, 16
[C08G, C08F, H01M]
2016/0300,809
Lead-Free Solder Alloy and Semiconductor Device
ABAN
Nov 20, 13
Oct 13, 16
[B23K, H01L, C22C]
2016/0294,465
INFORMATION COLLECTION SYSTEM, RELAY TERMINAL, CONTROL METHOD FOR RELAY TERMINAL TO CONNECT TO CENTER SYSTEM, SENSOR TERMINAL, AND CONTROL METHOD FOR SENSOR TERMINAL TO CONNECT TO CENTER SYSTEM
ABAN
Dec 14, 15
Oct 06, 16
[H04W, H04B]
2016/0294,558
INFORMATION COLLECTION SYSTEM AND A CONNECTION CONTROL METHOD IN THE INFORMATION COLLECTION SYSTEM
ABAN
Mar 21, 16
Oct 06, 16
[H04L]
2016/0283,304
PERFORMANCE PREDICTION METHOD, PERFORMANCE PREDICTION SYSTEM AND PROGRAM
ABAN
Dec 20, 13
Sep 29, 16
[G06N, G06F]
2016/0277,943
NETWORK SYSTEM, CONTROL METHOD OF NETWORK SYSTEM, COMMUNICATION DEVICE, AND PROGRAM
ABAN
Dec 21, 15
Sep 22, 16
[H04L, H04W]
2016/0268,037
Stationary Induction Electric Apparatus and Method for Making the Same
ABAN
Mar 04, 16
Sep 15, 16
[H01F]
2016/0268,637
ELECTROLYTE SOLUTION FOR LITHIUM ION SECONDARY BATTERIES AND LITHIUM ION SECONDARY BATTERY USING SAME
ABAN
Mar 05, 14
Sep 15, 16
[H01M]
- No Patents to Display
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