DE NORA PERMELEC LTD

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 453
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 748
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 4150
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 398
 
  
 
C25D PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING 348
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 2107
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 285
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 256
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
C25C PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR 217

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0321,331 OXYGEN-GENERATING ANODENov 19, 15Nov 09, 17[C01B, C25B, C07C]
2017/0198,402 ELECTROLYSIS CATHODE AND METHOD FOR PRODUCING ELECTROLYSIS CATHODEJul 14, 15Jul 13, 17[C25B]
2016/0312,371 ALKALINE WATER ELECTROLYSIS DIAPHRAGM, METHOD OF MANUFACTURING SAME, AND ALKALINE WATER ELECTROLYZERDec 16, 14Oct 27, 16[C25B]
2016/0237,578 ANODE FOR ALKALINE WATER ELECTROLYSISOct 29, 14Aug 18, 16[C25B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9903031 Production method for electrode for electrolysisSep 04, 14Feb 27, 18[C23C, C25B]
9818496 Method for treating tritium-water-containing raw waterJan 28, 15Nov 14, 17[G21F]
9297085 Membrane-electrode assembly, electrolytic cell employing the same, electrolytic-water sprayer, and method of sterilizationApr 18, 14Mar 29, 16[C25D, C25B, A61L, C02F]
9133556 Activated cathode for hydrogen evolutionJan 18, 11Sep 15, 15[C25B]
8815064 Ozone generatorNov 26, 10Aug 26, 14[C01B, C25B, C02F]
8617377 Method for a metal electrowinningOct 14, 11Dec 31, 13[C25C]
8454754 Cleaning method and method for manufacturing electronic deviceFeb 08, 08Jun 04, 13[B08B]
8394245 Production apparatus for electro-deposited metal foil, production method of thin plate insoluble metal electrode used in production apparatus for electro-deposited metal foil, and electro-deposited metal foil produced by using production apparatus for electro-deposited metal foilMar 31, 10Mar 12, 13[C25D]
8366889 Anode for electrolysis and manufacturing method thereofMay 20, 11Feb 05, 13[C25B]
8349164 Conductive diamond electrode structure and method for electrolytic synthesis of fluorine-containing materialJun 20, 08Jan 08, 13[C25B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0290,484 METHOD AND APPARATUS OF DECOMPOSING FLUORINATED ORGANIC COMPOUNDAbandonedApr 08, 15Oct 15, 15[C25B, A62D]

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