MITSUBISHI CHEMICAL CORPORATION

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Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 17126
 
 
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 14924
 
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 124186
 
 
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 9828
 
 
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 7930
 
 
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR6128
 
 
 
C07D HETEROCYCLIC COMPOUNDS 5886
 
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM5697
 
 
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 5560
 
 
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 4959

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0335,405 NONAQUEOUS ELECTROLYTES AND NONAQUEOUS-ELECTROLYTE SECONDARY BATTERIES EMPLOYING THE SAMEMay 05, 14Nov 13, 14[H01M]
2014/0335,420 NEGATIVE-ELECTRODE MATERIAL FOR RECHARGEABLE BATTERIES WITH NONAQUEOUS ELECTROLYTE, AND PROCESS FOR PRODUCING THE SAMENov 20, 12Nov 13, 14[H01M]
2014/0326,975 ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC EL LIGHTING AND ORGANIC EL DISPLAY DEVICEJul 17, 14Nov 06, 14[H01L]
2014/0330,025 MONOAMINE COMPOUND, CHARGE TRANSPORT MATERIAL, COMPOSITION FOR CHARGE TRANSPORT FILM, ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC EL DISPLAY, AND ORGANIC EL LIGHTINGJul 17, 14Nov 06, 14[H01L]
2014/0315,713 PHENOLSULFONIC ACID ARYL ESTER, DEVELOPING AGENT, AND HEAT-SENSITIVE RECORDING MATERIALOct 31, 12Oct 23, 14[B41M, C07C]
2014/0308,609 POSITIVELY CHARGEABLE TONER FOR NONMAGNETIC MONO-COMPONENT DEVELOPMENT SYSTEMJun 26, 14Oct 16, 14[G03G]
2014/0299,864 POLYMERS CONTAINING THERMALLY DISSOCIABLE AND SOLUBLE GROUPS AND THE USE OF SUCH POLYMERS AS ORGANIC ELECTROLUMINESCENT MATERIALSJun 20, 14Oct 09, 14[H01L]
2014/0294,713 METHOD OF PRODUCING PERIODIC TABLE GROUP 13 METAL NITRIDE SEMICONDUCTOR CRYSTAL AND PERIODIC TABLE GROUP 13 METAL NITRIDE SEMICONDUCTOR CRYSTAL PRODUCED BY THIS PRODUCTION METHODApr 21, 14Oct 02, 14[H01L, C01B]
2014/0296,473 POLYCARBONATE COPOLYMER AND METHOD OF PRODUCING THE SAMEMay 01, 14Oct 02, 14[C08G]
2014/0285,888 RETARDATION FILM, AND CIRCULARLY POLARIZING PLATE AND IMAGE DISPLAY DEVICE EACH USING THE SAMEMar 14, 14Sep 25, 14[G02B, H05B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,884,514 Phosphor composition, light-emitting device having the same, cured product having the same, lighting system having the same, and display having the sameMar 15, 13Nov 11, 14[C09K, H05B, H01L]
8,877,355 Monoamine compound, charge-transporting material, and organic electroluminescent deviceMar 15, 13Nov 04, 14[C09K, C07C, H05B, H01L]
8,871,413 Toners for electrostatic-image development, cartridge employing toner for electrostatic-image development, and image-forming apparatusSep 19, 08Oct 28, 14[G03G]
8,865,855 Polycarbonate copolymer and method of producing the sameJun 14, 07Oct 21, 14[C08G]
8,865,859 Production method of polycarbonate resinSep 30, 13Oct 21, 14[C08G]
8,846,247 Non-aqueous electrolyte for secondary battery and non-aqueous electrolyte secondary battery employing the sameAug 12, 13Sep 30, 14[H01M]
8,846,254 Nonaqueous electrolytic solution and nonaqueous-electrolyte batteryMay 08, 12Sep 30, 14[H01M]
8,846,279 Electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image forming apparatusMar 04, 13Sep 30, 14[G03G]
8,846,282 Phthalocyanine crystal, and electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image-forming device using the sameApr 06, 12Sep 30, 14[G03G, C09B]
8,847,507 Illuminating deviceMar 01, 13Sep 30, 14[F21K, H05B, H01L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
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 lightingFeb 13, 09Dec 31, 13[H01L]
2013/0277,661 FIELD-EFFECT TRANSISTOR, PROCESS FOR PRODUCING THE SAME, AND ELECTRONIC DEVICE INCLUDING THE SAMEJun 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 SAMEJun 03, 13Oct 10, 13[H01L]
8,552,289 Photoelectric converter and solar cell using the sameJul 03, 08Oct 08, 13[H01L]
2013/0252,265 METHOD FOR TESTING FOR CEREBRAL INFARCTION VIA CARTILAGE ACIDIC PROTEIN 1May 16, 13Sep 26, 13[G01N]
2013/0252,793 ROTATING PART FOR IMAGE FORMING APPARATUS, CARTRIDGE FOR FORMING IMAGE, AND IMAGE FORMING APPARATUSMar 22, 13Sep 26, 13[F16C]
8,450,032 Electrophotographic photoreceptor, electrophotographic photoreceptor cartridge, and image-forming apparatusJun 27, 08May 28, 13[G03G]
2013/0092,965 LIGHT EMITTING DEVICEOct 01, 12Apr 18, 13[H01L]
2013/0075,480 SHEET FOR CARD, AND CARDNov 19, 12Mar 28, 13[C08L, G06K]
2013/0059,250 IMAGE FORMING APPARATUSOct 16, 12Mar 07, 13[G03G]
2013/0026,908 PHOSPHOR AND MANUFACTURING METHOD THEREFORE, AND LIGHT EMISSION DEVICE USING THE PHOSPHORSep 14, 12Jan 31, 13[C09K, H05B, B32B]
2013/0030,112 POLYCARBONATE RESIN COMPOSITION, METHOD FOR PRODUCING SAME AND MOLDED ARTICLE OF THIS RESIN COMPOSITIONOct 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 BATTERYJul 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 batteryJun 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 DEVICEAug 10, 12Dec 06, 12[H01L, C30B]
2012/0286,220 MATERIAL FOR A MOLDED RESIN FOR USE IN A SEMICONDUCTOR LIGHT-EMITTING DEVICEJun 21, 12Nov 15, 12[G02B]
2012/0286,646 HALOPHOSPHATE PHOSPHOR AND WHITE LIGHT-EMITTING DEVICEApr 26, 12Nov 15, 12[H01L]
2012/0245,264 POLYCARBONATE RESIN COMPOSITION AND MOLDED ARTICLEMay 30, 12Sep 27, 12[C08K, C08L]
2012/0238,679 POLYCARBONATE RESIN COMPOSITION AND MOLDED ARTICLEMay 30, 12Sep 20, 12[C08K, C08L]
2012/0232,198 POLYCARBONATE RESIN COMPOSITION AND MOLDED ARTICLEMay 22, 12Sep 13, 12[C08K, C08L]

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