HITACHI, LTD.
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- 0 13,908 US PATENTS IN FORCE
- 1,339 US APPLICATIONS PENDING
- Mar 20, 2018 most recent publication
Details
- 13,908 Issued Patents
- 1,639 Issued in last 3 years
- 1,237 Published in last 3 years
- 584,386 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- 25,311 Expired/Abandoned/Withdrawn Patents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]
599
5377051
Digital video recorder compatible receiver with trick play image enhancement
Jan 13, 93
Dec 27, 94
[H04N]
504
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]
278
- No Patents to Display
Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2018/0072,835
IMMOBILIZATION CARRIER, POLYETHER COMPOUND USED FOR PRODUCING SAME AND METHOD FOR PRODUCING IMMOBILIZATION CARRIER
Dec 15, 15
Mar 15, 18
[C12N, C08G, C08F, C02F]
2018/0073,023
CIRCULAR SINGLE-STRANDED NUCLEIC ACID, METHOD FOR PREPARING THE SAME, AND METHOD FOR USING THE SAME
Aug 30, 17
Mar 15, 18
[C12N, C12Q, A61K]
2018/0073,945
External Force Measurement System for Work Machine, and Work Machine
Mar 09, 16
Mar 15, 18
[G01G, E02F, G01L]
2018/0074,081
AUTHENTICATION SYSTEM AND AUTHENTICATION METHOD FOR DETECTING BREATH ALCOHOL
Aug 29, 17
Mar 15, 18
[H04N, G01N, G06K]
2018/0074,099
MONITORING APPARATUS, MONITORING METHOD, AND NON-TRANSITORY RECORDING MEDIUM
Aug 07, 15
Mar 15, 18
[G01R, G06F]
2018/0074,746
DISTRIBUTED STORAGE SYSTEM AND CONTROL METHOD FOR DISTRIBUTED STORAGE SYSTEM
Mar 16, 15
Mar 15, 18
[G06F]
- No Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9921069
Map data creation device, autonomous movement system and autonomous movement control device
Apr 05, 12
Mar 20, 18
[G01C, G05D]
9921284
Magnetic resonance imaging apparatus and magnetic resonance imaging method, configured to adjust multi-dimensional selective excitation pulse
Sep 10, 13
Mar 20, 18
[G01R, G01V, A61B]
9921781
Storage system including multiple storage apparatuses and pool virtualization method
May 06, 16
Mar 20, 18
[G06F]
9921926
Management system of server system including a plurality of servers
Jan 16, 14
Mar 20, 18
[G06F]
9913625
Medical diagnosis device and measurement method thereof
Nov 20, 13
Mar 13, 18
[G06T, A61B, G06F, G06K]
9916248
Storage device and method for controlling storage device with compressed and uncompressed volumes and storing compressed data in cache
Dec 12, 13
Mar 13, 18
[G06F]
9917529
Power conversion unit, power converter and method of manufacturing power converter
Mar 27, 14
Mar 13, 18
[H05K, H02M]
- 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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