Nittetsu Mining Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM4153
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 384
 
  
 
C01D COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM 312
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 2107
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 250
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 237
 
  
 
C09B ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES 241
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR293
 
  
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 272

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9255011 Method for producing lithium carbonateNov 29, 12Feb 09, 16[C01D]
8920763 Method for producing lithium carbonateMay 29, 12Dec 30, 14[C01D]
8034404 Method for producing white powder comprising titanium oxide film and metallic silver filmJun 09, 03Oct 11, 11[B05D, B32B]
7985397 Method of treating hydrogen sulfide, method of producing hydrogen, and photocatalytic-reaction apparatusMar 29, 06Jul 26, 11[C01B]
7922991 Basic magnesium carbonate, production method and use of the sameFeb 12, 03Apr 12, 11[C01F, D21C]
7704914 Photocatalyst and process for producing the sameAug 23, 02Apr 27, 10[C09K, H01B, B01J, C09B, H01C, C01G]
7608557 Highly active photocatalyst and process for producing the sameJun 05, 03Oct 27, 09[C09K, H01B, B01J, C09B, H01C, C01G]
7566499 Light interference multi-layered film-coated powder design method, manufacturing method, and light interference multi-layered film-coated powderOct 01, 02Jul 28, 09[B32B]
7399333 Filter element and process for producing the sameOct 21, 03Jul 15, 08[B01D]
7399522 Heat-resistant filter element and method for production thereofOct 28, 02Jul 15, 08[B32B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0301,860 GAS EXCITATION APPARATUS HAVING SUSPENDED ELECTRODE AND GAS EXCITATION METHODAbandonedMay 31, 06Dec 10, 09[B01J]
2009/0178,915 GAS-EXCITING APPARATUS HAVING ELECTRODE CONTAINING INSULATING COATING LAYER AND GAS-EXCITING PROCESSAbandonedSep 27, 05Jul 16, 09[H05H]
7347979 Gas processing method and gas processing apparatus utilizing oxidation catalyst and low-temperature plasmaExpiredMar 30, 04Mar 25, 08[A61L]
7060127 Silica-calcium carbonate composite particlesExpiredMar 02, 01Jun 13, 06[C09C]
6991677 Titanium dioxide-calcium carbonate composite particlesExpiredJul 03, 01Jan 31, 06[C09C]
6987868 Genuine/counterfeit discriminating method, genuine/counterfeit discrimination object, and genuine/counterfeit discriminating deviceExpiredNov 25, 99Jan 17, 06[G06K]
2005/0235,872 Silica-calcium carbonate composite particlesAbandonedJun 27, 05Oct 27, 05[C04B, C09C, D21C]
2005/0208,303 Coated powder, coating composition, and coated articleAbandonedSep 13, 04Sep 22, 05[B32B]
6863979 Consolidated material of coated powders and process for producing sameExpiredMar 01, 99Mar 08, 05[B32B]
2005/0003,192 Consolidated material of coated powders and process for producing the sameAbandonedJul 30, 04Jan 06, 05[B32B]
6818297 White powder and method for production thereofExpiredOct 11, 01Nov 16, 04[B32B]
6666991 Fluorescent or phosphorescent compositionExpiredMay 29, 01Dec 23, 03[B41M]
6517627 Additive pigment powdersExpiredFeb 22, 99Feb 11, 03[C09C]
6440322 Magnetic fluid and process for the production thereofExpiredJun 09, 00Aug 27, 02[H01F]
2002/0027,147 Stirring and heat-retaining apparatus, a dispensing apparatus including the same, and adispensing methodAbandonedSep 14, 01Mar 07, 02[G01F]
2002/0011,496 Stirring and heat-retaining apparatus, a dispensing apparatus including the same. and adispensing methodAbandonedSep 14, 01Jan 31, 02[G01F]
6337061 Method for reclaiming metal sulfate-containing waste sulfuric acidExpiredMar 28, 95Jan 08, 02[C01B]
6280658 Rheological fluidExpiredFeb 22, 99Aug 28, 01[H01B]
6261691 Powder coated with multilayer coatingExpiredDec 10, 98Jul 17, 01[B32B]
6199605 Medium dispensing apparatus and a method for the sameExpiredDec 23, 99Mar 13, 01[B65B]

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