TORAY BATTERY SEPARATOR FILM CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 6690
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 879
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 474
 
  
 
H01G CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE 363
 
  
 
B01D SEPARATION 2132
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 2123
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 2114
 
  
 
B21F WORKING OR PROCESSING OF WIRE 119
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0056,438 SEPARATOR HAVING POROUS COATING LAYER, METHOD FOR MANUFACTURING THE SAME AND ELECTROCHEMICAL DEVICE HAVING THE SAMEAug 31, 15Feb 25, 16[H01M]
2015/0086,714 SEPARATOR HAVING POROUS COATING LAYER AND ELECTROCHEMICAL DEVICE HAVING THE SAMEDec 03, 14Mar 26, 15[H01M]
2014/0178,740 SEPARATOR AND ELECTROCHEMICAL DEVICE HAVING THE SAMEFeb 27, 14Jun 26, 14[H01M]
2014/0101,931 METHOD FOR MANUFACTURING SEPARATOR, SEPARATOR MANUFACTURED THEREFROM AND METHOD FOR MANUFACTURING ELECTROCHEMICAL DEVICE HAVING THE SAMEDec 11, 13Apr 17, 14[H01M]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9887407 Secondary battery with improved life characteristicsOct 02, 14Feb 06, 18[H01M]
9853268 Separator and electrochemical device having the sameFeb 27, 14Dec 26, 17[H01M, H01G]
9786890 Separator and electrochemical device having the sameMay 28, 13Oct 10, 17[H01M]
9698396 Separator for secondary battery comprising dual porous coating layer of inorganic particles with different surface characteristics, secondary battery comprising the same, and method of manufacturing the separatorJul 14, 14Jul 04, 17[H01M]
9666849 Separator having improved porous coating layer having high packing density and electrochemical device comprising the sameSep 17, 12May 30, 17[H01M]
9559345 Separator including porous coating layer, method for manufacturing the separator and electrochemical device including the separatorFeb 13, 15Jan 31, 17[H01M]
9490463 Organic/inorganic composite porous film and electrochemical device prepared therebyMar 05, 13Nov 08, 16[H01M]
9419265 High-strength electrospun microfiber non-woven web for a separator of a secondary battery, a separator comprising the same and a method for manufacturing the sameOct 31, 14Aug 16, 16[H01M, D04H]
9368777 Electrochemical device with improved cycle characteristicsMar 10, 14Jun 14, 16[C08J, H01M]
9287545 Separator, manufacturing method of the same, and electrochemical device having the sameMar 27, 13Mar 15, 16[H01M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0005,309 ORGANIC/INORGANIC COMPOSITE POROUS FILM AND ELECTROCHEMICAL DEVICE PREPARED THEREBYAbandonedSep 15, 16Jan 05, 17[H01M]
2016/0126,520 BATTERY SEPARATOR AND METHOD OF PRODUCING THE SAMEAbandonedAug 25, 14May 05, 16[H01M]
2015/0380,702 METHOD FOR MANUFACTURING SEPARATOR, SEPARATOR MANUFACTURED BY THE METHOD AND METHOD FOR MANUFACTURING ELECTROCHEMICAL DEVICE INCLUDING THE SEPARATORAbandonedSep 10, 15Dec 31, 15[H01M]
2015/0053,335 POLYOLEFIN COMPOSITION, ITS PRODUCTION METHOD, AND A BATTERY SEPARATOR MADE THEREFROMAbandonedNov 05, 14Feb 26, 15[B29C, C08L]
2015/0050,542 BATTERY SEPARATOR AND METHOD FOR PRODUCING SAMEAbandonedMar 18, 13Feb 19, 15[H01M]
2014/0374,947 APPARATUS AND METHOD FOR MANUFACTURING MICROPOROUS PLASTIC FILM ROLLAbandonedDec 27, 12Dec 25, 14[B29D]
2014/0322,585 MICROPOROUS MEMBRANE ROLL AND METHOD OF MANUFACTURING SAMEAbandonedDec 06, 12Oct 30, 14[H01M]
2014/0315,065 BATTERY SEPARATORAbandonedJun 24, 13Oct 23, 14[H01M]
2014/0315,067 METHODS OF MAKING MICROPOROUS POLYMERIC MEMBRANES AND THE USE OF SUCH MEMBRANES AS BATTERY SEPARATOR FILMAbandonedMay 12, 14Oct 23, 14[B29C, H01M]
2014/0159,271 METHOD OF MANUFACTURING A MICROPOROUS POLYETHYLENE FILMAbandonedApr 20, 12Jun 12, 14[H01M]
2013/0344,375 MULTILAYER MICROPOROUS FILM, PROCESS FOR PRODUCTION OF THE FILM, AND USE OF THE FILMAbandonedJan 10, 12Dec 26, 13[H01M]
2013/0309,548 MICROPOROUS POLYMERIC MEMBRANE, BATTERY SEPARATOR, AND BATTERYAbandonedApr 30, 13Nov 21, 13[H01M]
2013/0302,696 MICROPOROUS MEMBRANE, METHOD FOR PRODUCING SAME, AND BATTERY SEPARATOR USING SAMEAbandonedJan 17, 12Nov 14, 13[H01M]
2013/0288,103 COMPOSITE POROUS FILM AND METHOD FOR MANUFACTURING SAMEAbandonedAug 29, 11Oct 31, 13[H01M]
2013/0209,861 LITHIUM SECONDARY BATTERYAbandonedMar 12, 13Aug 15, 13[H01M]
2013/0189,587 MICROPOROUS MEMBRANES, METHODS FOR MAKING SUCH MEMBRANES, AND THE USE OF SUCH MEMBRANES AS BATTERY SEPARATOR FILMAbandonedMar 07, 11Jul 25, 13[H01M]
2013/0101,889 COMPOSITE POROUS MEMBRANE, METHOD FOR PRODUCING COMPOSITE POROUS MEMBRANE AND BATTERY SEPARATOR USING SAMEAbandonedAug 26, 10Apr 25, 13[H01M, B32B]
2013/0034,777 MICROPOROUS MEMBRANE, BATTERY SEPARATOR AND BATTERYAbandonedOct 02, 12Feb 07, 13[C08F, H01M]
2012/0282,514 MICROPOROUS MEMBRANES, METHODS FOR MAKING SAME AND THEIR USE AS BATTERY SEPARATOR FILMSAbandonedDec 15, 10Nov 08, 12[B29C, H01M]
2012/0052,362 THERMOPLASTIC FILM, METHODS FOR MAKING SUCH FILM, AND THE USE OF SUCH FILM AS BATTERY SEPARATOR FILMAbandonedApr 07, 10Mar 01, 12[B29C, H01M, B32B]

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