NEC ENERGY DEVICES, LTD.

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Technologies

Intl Class Technology # of Patents Rank
 
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 4551
 
 
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 656
 
 
 
B67D DISPENSING, DELIVERING, OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR 134
 
 
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 120
 
 
 
H01G CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE 147
 
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1256
 
 
 
H04B TRANSMISSION 1163

Top Patents (by citation)

Patent # Title Filing Date Issue Date Intl Class Cited #
5,478,675 Secondary batteryDec 19, 94Dec 26, 95[H01M]35
6,291,107 Non-aqueous electrolyte batteryAug 30, 99Sep 18, 01[H01M]30
6,008,622 Non-contact battery charging equipment using a soft magnetic plateSep 28, 98Dec 28, 99[H02J]25
6,432,574 Electrode tab for a nonaqueous electrolyte secondary battery and method of forming the sameJun 28, 00Aug 13, 02[H01M]23
6,451,473 Non-aqueous electrolyte secondary battery and method of manufacturing the sameJun 01, 00Sep 17, 02[H01M]15
6,506,514 Nonaqueous electrolyte secondary batteryNov 27, 00Jan 14, 03[H01M]14
6,143,442 Prismatic batteryJun 05, 98Nov 07, 00[H01M]13
6,608,468 Battery pack compensating a cell voltage, a charge and discharge current and temperature data, by using a built-in CPU for the battery packSep 21, 01Aug 19, 03[H02J]12
6,437,540 Battery packFeb 07, 01Aug 20, 02[H02J]12
6,664,000 Battery packSep 27, 00Dec 16, 03[H01M]11

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2013/0108,914 LITHIUM ION SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAMEJul 29, 11May 02, 13[H01M]
2013/0101,899 NONAQUEOUS ELECTROLYTE SECONDARY BATTERYJun 06, 11Apr 25, 13[H01M]
2013/0061,461 MANUFACTURING METHOD FOR FILM-COVERED ELECTRICAL DEVICEOct 11, 12Mar 14, 13[H01G, H01M]
2013/0065,136 LITHIUM ION SECONDARY BATTERYJun 17, 11Mar 14, 13[H01M]
2013/0066,575 VOLTAGE MEASURING CIRCUIT AND METHODJul 01, 11Mar 14, 13[G01R, G06F]
2013/0040,182 STACKED SECONDARY CELLMay 10, 11Feb 14, 13[H01M]
2013/0029,198 BATTERY UNIT AND POWER SUPPLY DEVICEMay 16, 11Jan 31, 13[H01M]
2013/0029,218 NONAQUEOUS ELECTROLYTE SECONDARY BATTERYFeb 08, 11Jan 31, 13[H01M]
2013/0011,747 LITHIUM ION SECONDARY BATTERYMar 18, 11Jan 10, 13[H01M]
2012/0321,932 LAMINATION TYPE SECONDARY BATTERIESDec 15, 10Dec 20, 12[H01M]

View all Publication..

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,435,672 Lithium ion secondary batteryApr 19, 07May 07, 13[H01M]
8,377,596 Nonaqueous-type electrolyte solution, and device comprising the sameOct 19, 10Feb 19, 13[H01G, H01M]
8,343,240 Manufacturing method and manufacturing apparatus for film-covered electrical deviceJan 30, 09Jan 01, 13[H01G]
8,049,463 Stacked battery module and battery packNov 27, 06Nov 01, 11[H02J]
8,003,249 Stacked batteryNov 26, 08Aug 23, 11[H01M]
7,981,548 Multilayer secondary battery and method of making sameJan 26, 06Jul 19, 11[H01M]
7,566,828 Power source device and charge controlling method to be used in sameMay 12, 05Jul 28, 09[H01L, G05F, H02J]
7,289,778 Power circuit and communication device provided with sameOct 15, 03Oct 30, 07[H04B]
7,205,071 Secondary battery and capacitor utilizing indole compoundsFeb 13, 03Apr 17, 07[H01M]
7,150,936 Sealed battery and method for manufacturing sealed batteryMay 19, 03Dec 19, 06[H01M]

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Top Inventors for This Owner

Inventor Name Address # of Patent/Pub
KANEKO Shinako
Sendai-shi, Miyagi, JP
18
Ishikawa Hitoshi
Sendai-shi, JP
13
KASAHARA Ryuichi
Sendai-shi, Miyagi, JP
11
KONO Yasutaka
Sendai-shi, Miyagi, JP
11
Kumeuchi Tomokazu
Sendai-shi, JP
11
NUMATA Tatsuji
Sendai-shi, Miyagi, JP
10
DAIDOJI Takao
Sendai-shi, JP
9
Iriyama Jiro
Not Provided
8
BANNAI Yutaka
Sendai-shi, Miyagi, JP
7
NOGUCHI Takehiro
Sendai-shi, Miyagi, JP
7