MITSUBISHI CHEMICAL CORPORATION

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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 17925
 
 
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 15125
 
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 138186
 
 
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 10328
 
 
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 8529
 
 
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR6429
 
 
 
C07D HETEROCYCLIC COMPOUNDS 5885
 
 
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 5564
 
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM52101
 
 
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 4659

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0093,318 PERIODIC TABLE GROUP 13 METAL NITRIDE CRYSTALS AND METHOD FOR MANUFACTURING PERIODIC TABLE GROUP 13 METAL NITRIDE CRYSTALSSep 30, 14Apr 02, 15[H01L, C30B]
2015/0094,436 COPOLYMER, ORGANIC SEMICONDUCTOR MATERIAL, ORGANIC ELECTRICAL DEVICE, AND PHOTOVOLTAIC MODULEDec 01, 14Apr 02, 15[C08G, H01L]
2015/0087,034 METHOD FOR PRODUCING POLYBUTYLENE TEREPHTHALATEDec 04, 14Mar 26, 15[C08G, C12P]
2015/0087,038 PRODUCTION METHOD FOR 1,4-BUTANEDIOLDec 04, 14Mar 26, 15[C12P, C07C]
2015/0087,789 PRODUCTION METHODS OF POLYESTER AND POLYURETHANEDec 04, 14Mar 26, 15[C08G]
2015/0076,479 ORGANIC COMPOUND, CHARGE-TRANSPORTING MATERIAL, COMPOSITION CONTAINING THE COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE, AND LIGHTING DEVICENov 19, 14Mar 19, 15[H01L]
2015/0076,483 ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT LIGHTING DEVICE AND ORGANIC ELECTROLUMINESCENT DISPLAY DEVICENov 24, 14Mar 19, 15[H01L]
2015/0076,539 SINGLE-PHASE AND FULL-COLOR PHOSPHORSep 17, 13Mar 19, 15[C09K, H01L]
2015/0079,714 COMPOSITION FOR USE IN ORGANIC DEVICE, POLYMER FILM, AND ORGANIC ELECTROLUMINESCENT ELEMENTNov 24, 14Mar 19, 15[H01L]
2015/0056,503 NON-AQUEOUS LIQUID ELECTROLYTE AND NON-AQUEOUS LIQUID ELECTROLYTE SECONDARY BATTERYOct 31, 14Feb 26, 15[H01M]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,999,050 Ink containing anthraquinone based dye, dye used in the ink, and displaySep 10, 12Apr 07, 15[G02B, C09D, G02F, C09B]
8,999,466 Multilayer stretched polyamide filmOct 21, 09Apr 07, 15[B32B]
8,992,731 Modified cellulose fibers and cellulose composite thereofDec 12, 11Mar 31, 15[C08J, D21H, D06M, C08B, C08L, B82Y]
8,992,797 Phosphor and production method thereof, phosphor-containing composition, light emitting device, illuminating device, display, and nitrogen-containing compoundMar 15, 13Mar 31, 15[C09K, H05B, H01L]
8,993,203 Electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image forming apparatusFeb 07, 13Mar 31, 15[G03G]
8,980,214 Method for producing difluorophosphate, non-aqueous electrolyte for secondary cell and non-aqueous electrolyte secondary cellOct 31, 05Mar 17, 15[H01M, C01B]
8,974,634 Cellulose nanofibersNov 12, 10Mar 10, 15[D21D, D21C, D21H]
8,974,881 Resin composition, film, bag product and production process of resin compositionDec 24, 09Mar 10, 15[C08J, B29D, B32B, C08L]
8,974,968 Composite graphite particle for nonaqueous secondary battery, negative electrode material containing the same, negative electrode and nonaqueous secondary batteryJun 24, 09Mar 10, 15[C01B, H01M]
8,974,969 Negative electrode material for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery using the sameSep 23, 11Mar 10, 15[H01M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8,907,044 Polycarbonate resin and transparent film comprising the sameWithdrawnNov 12, 13Dec 09, 14[B29K, G02B, C08G, B29D]
8,865,859 Production method of polycarbonate resinWithdrawnSep 30, 13Oct 21, 14[C08G]
8,846,254 Nonaqueous electrolytic solution and nonaqueous-electrolyte batteryWithdrawnMay 08, 12Sep 30, 14[H01M]
2014/0061,664 LIGHT EMITTING DEVICE USING GAN LED CHIPABANMay 07, 13Mar 06, 14[H01L]
8,618,530 Conjugated polymer, insolubilized polymer, organic electroluminescence element material, composition for organic electroluminescence element, polymer production process, organic electroluminescence element, organic EL display and organic EL lightingWithdrawnFeb 13, 09Dec 31, 13[H01L]
2013/0277,661 FIELD-EFFECT TRANSISTOR, PROCESS FOR PRODUCING THE SAME, AND ELECTRONIC DEVICE INCLUDING THE SAMEABANJun 24, 13Oct 24, 13[H01L]
2013/0264,606 GROUP III NITRIDE SEMICONDUCTOR SUBSTRATE AND METHOD FOR PRODUCING THE SAME, AND SEMICONDUCTOR LIGHT-EMITTING DEVICE AND METHOD FOR PRODUCING THE SAMEABANJun 03, 13Oct 10, 13[H01L]
8,552,289 Photoelectric converter and solar cell using the sameWithdrawnJul 03, 08Oct 08, 13[H01L]
2013/0252,265 METHOD FOR TESTING FOR CEREBRAL INFARCTION VIA CARTILAGE ACIDIC PROTEIN 1ABANMay 16, 13Sep 26, 13[G01N]
2013/0252,793 ROTATING PART FOR IMAGE FORMING APPARATUS, CARTRIDGE FOR FORMING IMAGE, AND IMAGE FORMING APPARATUSABANMar 22, 13Sep 26, 13[F16C]
2013/0248,315 ROTATING PART FOR IMAGE FORMING APPARATUS, CARTRIDGE FOR FORMING IMAGE, AND IMAGE FORMING APPARATUSABANMar 15, 13Sep 26, 13[F16D]
8,450,032 Electrophotographic photoreceptor, electrophotographic photoreceptor cartridge, and image-forming apparatusWithdrawnJun 27, 08May 28, 13[G03G]
2013/0092,965 LIGHT EMITTING DEVICEABANOct 01, 12Apr 18, 13[H01L]
2013/0075,480 SHEET FOR CARD, AND CARDABANNov 19, 12Mar 28, 13[C08L, G06K]
2013/0059,250 IMAGE FORMING APPARATUSABANOct 16, 12Mar 07, 13[G03G]
2013/0026,908 PHOSPHOR AND MANUFACTURING METHOD THEREFORE, AND LIGHT EMISSION DEVICE USING THE PHOSPHORABANSep 14, 12Jan 31, 13[C09K, H05B, B32B]
2013/0030,112 POLYCARBONATE RESIN COMPOSITION, METHOD FOR PRODUCING SAME AND MOLDED ARTICLE OF THIS RESIN COMPOSITIONABANOct 01, 12Jan 31, 13[B29C, C08L]
2013/0011,726 POWDERS FOR POSITIVE-ELECTRODE MATERIAL FOR LITHIUM SECONDARY BATTERY, PROCESS FOR PRODUCING THE SAME, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY EMPLOYING THE SAME, AND LITHIUM SECONDARY BATTERYABANJul 09, 12Jan 10, 13[H01M]
8,343,664 Positive-electrode material for lithium secondary battery, secondary battery employing the same, and process for producing positive-electrode material for lithium secondary batteryWithdrawnJun 29, 11Jan 01, 13[C01G, C01B, H01M]
2012/0305,983 METHOD FOR PRODUCING GROUP-III NITRIDE SEMICONDUCTOR CRYSTAL, GROUP-III NITRIDE SEMICONDUCTOR SUBSTRATE, AND SEMICONDUCTOR LIGHT EMITTING DEVICEABANAug 10, 12Dec 06, 12[H01L, C30B]

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