SHOWA DENKO K.K.

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Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 174 43
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 168 162
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 106 44
 
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 87 53
 
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 70 32
 
 
H01G CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE 64 16
 
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF 54 10
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 52 98
 
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 49 62
 
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 36 60
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0300,204 COMPOSITE MATERIAL, TRANSMISSION SHEET, TRANSMISSION UNIT, AND NON-CONTACT POWER TRANSMISSION SYSTEM INCLUDING THE SAME Oct 31, 12 Oct 09, 14 [H01B, H02J]
2014/0303,291 BIODEGRADABLE RESIN COMPOSITION, AND BIODEGRADABLE FILM Nov 05, 12 Oct 09, 14 [C08J, C08L]
2014/0287,146 PRODUCTION PROCESS OF FILM AND COLUMN FOR CATION CHROMATOGRAPHY Jun 09, 14 Sep 25, 14 [B01J]
2014/0287,167 POLYMERIZABLE COMPOSITION, POLYMER, IMAGE-DISPLAY DEVICE, AND MANUFACTURING METHOD THEREFOR Dec 26, 12 Sep 25, 14 [C08F, G02F, C08L]
2014/0272,596 COMPOSITE CARBON FIBERS Oct 07, 13 Sep 18, 14 [H01M]
2014/0275,437 METHOD FOR PRODUCING AN ALIPHATIC POLYESTER HAVING INCREASED MOLECULAR WEIGHT Oct 17, 12 Sep 18, 14 [C08G]
2014/0255,292 METHOD FOR PRODUCING ELECTRODE MATERIAL FOR LITHIUM ION BATTERIES Oct 19, 12 Sep 11, 14 [C01B, H01M]
2014/0255,619 METHOD FOR PRODUCING A FUEL CELL SEPARATOR May 21, 14 Sep 11, 14 [H01M]
2014/0239,738 TRANSMISSION SHEET, TRANSMISSION UNIT, AND NON-CONTACT POWER TRANSMISSION SYSTEM INCLUDING THE SAME Oct 31, 12 Aug 28, 14 [H01B, H02J]
2014/0242,268 MAGNETIC RECORDING MEDIUM FABRICATION METHOD AND APPARATUS Feb 04, 14 Aug 28, 14 [H01F]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,857,236 Forging device Dec 20, 11 Oct 14, 14 [B21C, B21D, B21K, B21J]
8,859,033 Method for producing magnetic recording medium and magnetic recording replaying device Oct 20, 10 Oct 14, 14 [G11B, B05D]
8,852,517 Method for producing aliphatic polyester having increased molecular weight Apr 19, 11 Oct 07, 14 [C08G, B01J]
8,847,437 Solid electrolytic capacitor element, method for manufacturing same, and jig for manufacturing same Mar 16, 10 Sep 30, 14 [H02M]
8,841,029 Negative electrode for lithium secondary battery, method for producing carbon-based negative electrode active material, lithium secondary battery and use thereof Aug 08, 08 Sep 23, 14 [H01M]
8,834,961 Magnetic recording medium manufacturing apparatus Jan 25, 11 Sep 16, 14 [G11B, B05D]
8,835,580 Catalyst for norbornene monomer polymerization and method for producing norbornene polymer Oct 25, 11 Sep 16, 14 [C08F]
8,837,087 Thin magnetic film, method of manufacturing the same, and high frequency oscillator, magnetic head, magnetic recording medium, and magnetic recording/reproducing apparatus using thin magnetic film Jul 19, 13 Sep 16, 14 [G11B]
8,827,769 Method of producing substrate for magnetic recording media Aug 15, 11 Sep 09, 14 [B24B]
8,828,157 Method for producing shaped article of aluminum alloy, shaped aluminum alloy article and production system Dec 17, 04 Sep 09, 14 [C22C, C22F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
2012/0318,637 CONVEYANCE SYSTEM, CONVEYANCE DEVICE, ARTICLE, AND INSPECTION SYSTEM May 10, 11 Dec 20, 12 [B32B, B65G]
2012/0245,376 METHOD FOR PRODUCING N-PROPYL ACETATE Dec 03, 10 Sep 27, 12 [C07C]
2012/0238,678 CHLOROPRENE POLYMER LATEX COMPOSITION AND USE THEREOF Nov 29, 10 Sep 20, 12 [C09J, C08K]
2012/0204,603 METHOD FOR PRODUCING GLASS SUBSTRATE FOR MAGNETIC RECORDING MEDIUM Feb 14, 12 Aug 16, 12 [B24B, C03C]
2012/0205,234 POLYMERIZABLE MONOMER COMPOSITION AND METHOD FOR PREVENTING POLYMERIZATION Mar 02, 12 Aug 16, 12 [B01D]
2012/0206,829 METHOD OF TESTING MAGNETIC RECORDING MEDIUM Oct 21, 10 Aug 16, 12 [C23C, G11B]
2012/0198,882 EVAPORATOR Oct 15, 10 Aug 09, 12 [F25B]
2012/0199,873 METAL SUBSTRATE FOR LIGHT-EMITTING DIODE, LIGHT-EMITTING DIODE, AND METHOD FOR MANUFACTURING LIGHT-EMITTING DIODE Sep 30, 10 Aug 09, 12 [H01L]
2012/0200,956 METHOD FOR PRODUCING MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING AND REPRODUCING DEVICE Jan 31, 12 Aug 09, 12 [G11B]
2012/0178,866 RESIN COMPOSITION Mar 31, 10 Jul 12, 12 [C08K, C08L]
2012/0103,937 METHOD OF MANUFACTURING GLASS SUBSTRATE FOR MAGNETIC STORAGE MEDIUM Oct 21, 11 May 03, 12 [B44C, G11B]
2012/0077,921 UNSATURATED POLYESTER RESIN COMPOSITION AND ENCAPSULATED MOTOR Nov 19, 09 Mar 29, 12 [C08K]
2012/0068,167 SURFACE TREATMENT METHOD FOR ELECTRODES, ELECTRODE, AND PROCESS FOR PRODUCING ORGANIC ELECTROLUMINESCENT ELEMENT May 18, 10 Mar 22, 12 [B05D, B32B, H01L]
2012/0064,241 METHOD OF SURFACE-TREATING ALUMINUM HEAT EXCHANGERS FOR VEHICLES, AND METHOD OF MANUFACTURING THE HEAT EXCHANGERS Sep 12, 11 Mar 15, 12 [B05D]
2012/0053,258 RESIN COMPOSITION AND FOAMED MOLDED BODY Mar 31, 10 Mar 01, 12 [C08K, C08L]
2012/0034,397 TRANSPARENT COMPOSITE MATERIAL Mar 26, 10 Feb 09, 12 [C09K, C08F, B32B]
2012/0025,138 FLUORESCENT SUBSTANCE AND PROCESS FOR PRODUCING THE SAME Oct 07, 11 Feb 02, 12 [C09K]
2012/0018,914 SHEET PRESS MOLDING METHOD AND METHOD OF PRODUCING FUEL CELL SEPARATOR Mar 16, 10 Jan 26, 12 [B29C]
2012/0022,191 TRANSPARENT COMPOSITE MATERIAL Mar 26, 10 Jan 26, 12 [B05D, C08K]
2012/0010,361 CURABLE COMPOSITION AND CURED PRODUCT THEREOF Mar 10, 10 Jan 12, 12 [C08K, C08L]

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