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 18030
 
 
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 15525
 
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 125213
 
 
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 12425
 
 
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 9334
 
 
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR6533
 
 
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 5563
 
 
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 5561
 
 
 
C07D HETEROCYCLIC COMPOUNDS 5488
 
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM5095

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0139,519 ELECTROSTATIC IMAGE DEVELOPING TONERJan 21, 16May 19, 16[G03G]
2016/0124,327 ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELECTROPHOTOGRAPHIC PHOTORECEPTOR CARTRIDGE, IMAGE FORMING APPARATUS, AND POLYARYLATE RESINJan 11, 16May 05, 16[G03G]
2016/0124,383 END MEMBER, PROCESS CARTRIDGE, AND METHOD OF SEPARATING PROCESS CARTRIDGEOct 28, 15May 05, 16[G03G]
2016/0115,039 ZEOLITE PRODUCTION METHODJan 07, 16Apr 28, 16[B01J, C01B]
2016/0107,964 METHOD FOR CONDENSING WATER-SOLUBLE ORGANIC MATTER AND DEVICE FOR CONDENSING WATER-SOLUBLE ORGANIC MATTERApr 30, 14Apr 21, 16[C07C, B01D]
2016/0109,816 PHTHALOCYANINE CRYSTAL, AND ELECTROPHOTOGRAPHIC PHOTORECEPTOR, ELECTROPHOTOGRAPHIC PHOTORECEPTOR CARTRIDGE AND IMAGE-FORMING DEVICE USING THE SAMEOct 26, 15Apr 21, 16[G03G, C09B]
2016/0097,985 ELECTROSTATIC IMAGE DEVELOPING TONERSep 18, 15Apr 07, 16[G03G]
2016/0091,806 ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND IMAGE FORMING APPARATUSSep 29, 15Mar 31, 16[G03G]
2016/0053,040 REINFORCING AGENT FOR POLYCARBONATE RESIN, POLYCARBONATE RESIN COMPOSITION, AND MOLDED ARTICLEApr 04, 14Feb 25, 16[C08F, C08K, C08L]
2016/0048,103 BEARING MEMBER, END MEMBER, PHOTOSENSITIVE DRUM UNIT, DEVELOPING ROLLER UNIT, PROCESS CARTRIDGE, INTERMEDIATE MEMBER, AND BEARING MEMBER BODYOct 27, 15Feb 18, 16[G03G, F16C]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,340,117 Power supply and demand leveling systemJul 29, 11May 17, 16[B60L, G06F, H02J]
9,340,472 Method for producing conjugated dieneSep 09, 13May 17, 16[C07C, B01J]
9,343,777 Non-aqueous liquid electrolyte and non-aqueous liquid electrolyte secondary batteryMar 20, 12May 17, 16[H01M]
9,328,289 Liquid crystal element and liquid crystal compositionSep 30, 13May 03, 16[C09K, G02F]
9,332,599 Circuit board for supporting semiconductor light-emitting device mounted thereon, light-emitting module, lighting apparatus, and lighting systemJan 15, 14May 03, 16[F21K, F21Y, F21V, H05B, H01L, H05K]
9,302,203 Chromatographic separation materialJul 27, 12Apr 05, 16[C08F, B01J, B01D]
9,296,899 Phthalocyanine crystal, and electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image-forming device using the sameMar 20, 07Mar 29, 16[G03G, C09B]
9,297,800 Biomaterial construct, its producing method, biomaterial support, target material purifying method, affinity chromatography container, separation chip, analyzing method and analyzing separator for target material, biomaterial complex, and its support, sensor chip, solid support with biomaterial fixed thereonSep 22, 11Mar 29, 16[G01N]
9,299,933 Polymer and organic electroluminescent elementAug 25, 14Mar 29, 16[C08G, H01L]
9,290,614 Biomass-resource-derived polyurethane, method for producing same, and biomass-resource-derived polyester polyolApr 26, 13Mar 22, 16[C08G, C07C, A43B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
9,212,254 Copolymer, organic semiconductor material, organic electrical device, photovoltaic moduleWithdrawnDec 01, 14Dec 15, 15[C08G, H01L]
2015/0008,087 DRIVE TRANSMISSION PART FOR IMAGE FORMING APPARATUSABANSep 19, 14Jan 08, 15[F16D]
8,907,044 Polycarbonate resin and transparent film comprising the sameWithdrawnNov 12, 13Dec 09, 14[B29K, G02B, C08G, B29D]
2014/0326,975 ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC EL LIGHTING AND ORGANIC EL DISPLAY DEVICEABANJul 17, 14Nov 06, 14[H01L]
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]
2014/0246,621 POLYESTER POLYOL, POLYURETHANE OBTAINED USING THE SAME, PROCESS FOR PRODUCTION THEREOF, AND MOLDED POLYURETHANEABANMay 09, 14Sep 04, 14[C08G]
2014/0243,492 METHOD FOR PRODUCING CONDENSED POLYCYCLIC AROMATIC COMPOUND, AND CONJUGATED POLYMERABANMay 02, 14Aug 28, 14[H01L]
2014/0141,367 ELECTROSTATIC IMAGE DEVELOPING TONERABANJan 28, 14May 22, 14[G03G]
2014/0127,114 POROUS SILICA, OPTICAL-PURPOSE LAYERED PRODUCT AND COMPOSITION, AND METHOD FOR PRODUCING POROUS SILICAABANJan 10, 14May 08, 14[C01B]
2014/0073,118 NITRIDE SEMICONDUCTORABANNov 22, 13Mar 13, 14[H01L]
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]
2013/0333,758 PHOTOELECTRIC CONVERSION ELEMENT, SOLAR CELL AND SOLAR CELL MODULEABANJul 29, 13Dec 19, 13[H01L]
2013/0285,568 LED LIGHT-EMITTING DEVICE, TERMINAL COUNT CONVERTER, AND ILLUMINATION APPARATUSABANJun 24, 13Oct 31, 13[H05B]
2013/0287,488 DRIVE TRANSMISSION PART FOR IMAGE FORMING APPARATUSABANMar 14, 13Oct 31, 13[G03G]
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]

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