COWAY CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 1144
 
  
 
B01D SEPARATION 9125
 
  
 
A47J KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES 842
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 738
 
  
 
E03D WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR519
 
  
 
2304 VENTILATION AND AIR-CONDITIONING EQUIPMENT430
 
  
 
A47K SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR 324
 
  
 
F25C PRODUCTION, WORKING, STORING OR DISTRIBUTION OF ICE 322
 
  
 
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 343
 
  
 
2301 FLUID DISTRIBUTION EQUIPMENT347

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0031,270 INSTANTANEOUS HEATING APPARATUSNov 11, 15Feb 01, 18[F24H]
2018/0008,078 JUICER HAVING JUICE EXTRACTING SCREW ASSEMBLYSep 20, 17Jan 11, 18[A47J, B30B]
2017/0368,503 WATER TREATMENT APPARATUSDec 29, 15Dec 28, 17[E03C, C02F, B01D]
2017/0290,457 COFFEE EXTRACTION DEVICE AND METHODSep 11, 15Oct 12, 17[A47J, A23F]
2017/0280,928 APPARATUS FOR EXTRACTING COFFEE AND METHOD FOR PREHEATING HEATER THEREOFAug 28, 15Oct 05, 17[A47J]
2017/0030,067 BIDET INCLUDING NOZZLE ASSEMBLYApr 07, 15Feb 02, 17[A61H, E03D]
2017/0014,769 WATER TREATMENT APPARATUSFeb 13, 15Jan 19, 17[C02F, B01D]
2016/0376,174 DEVICE FOR TREATING WATER BY CDI METHODDec 09, 14Dec 29, 16[C02F]
2016/0368,790 DEVICE FOR TREATING WATER BY CDI METHODDec 09, 14Dec 22, 16[C02F]
2016/0215,489 Nozzle Assembly For BidetAug 20, 14Jul 28, 16[E03D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9895035 Toilet seat assemblyOct 07, 14Feb 20, 18[A47K, E03D]
D807997 Air purifierJul 22, 16Jan 16, 18[2304]
9844303 Gear reducer, and juicer including sameDec 03, 14Dec 19, 17[A47J, F16H]
9803877 Bio sensor and air cleaner having sameDec 03, 14Oct 31, 17[G01N, F24F, A61L]
9788676 Juicer having juice extracting screw assemblyOct 24, 11Oct 17, 17[A47J, B30B]
9766006 Ice makerJun 25, 13Sep 19, 17[F25C]
9731986 Apparatus for water treatment using capacitive deionization and method for controlling the sameDec 27, 12Aug 15, 17[C02F]
9725347 Water treatment apparatusNov 04, 13Aug 08, 17[C02F, B01D]
9670659 Nozzle assembly and bidet including sameApr 16, 14Jun 06, 17[A47K, E03D]
9638437 Structure for fixing compressor for dehumidifierMar 12, 13May 02, 17[F04D, F25D, F24F]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0158,747 DEIONIZATION FILTER, WATER TREATMENT APPARATUS COMPRISING DEIONIZATION FILTER, AND METHOD FOR REGENERATING DEIONIZATION FILTERAbandonedJun 04, 13Jun 11, 15[C02F, B01D]
2014/0223,652 Toilet Seat and Manufacturing Method ThereofAbandonedOct 26, 12Aug 14, 14[B29C, A47K]
2014/0158,539 ACTIVE REGENERATION METHOD FOR DEIONIZATION MODULE AND WATER TREATMENT APPARATUS USING THE SAMEAbandonedApr 18, 12Jun 12, 14[C02F]
2014/0124,433 FILTER HEAD, AND FILTER ASSEMBLY AND WATER TREATMENT APPARATUS HAVING THE SAMEAbandonedJun 29, 12May 08, 14[B01D]
2014/0105,815 HYDROGEN GAS PRODUCTION SYSTEM UTILIZING SILICON WASTEWATER AND METHOD FOR PRODUCTION OF HYDROGEN ENERGY USING THE SAMEAbandonedDec 19, 13Apr 17, 14[C01B]
2014/0102,902 APPARATUS AND METHOD FOR CONTROLLING TOTAL DISSOLVED SOLIDS, AND WATER TREATMENT APPARATUS INCLUDING THE SAMEAbandonedMay 24, 12Apr 17, 14[C02F]
2014/0083,846 WATER TREATMENT APPARATUS AND METHOD FOR CONTROLLING WATER TREATMENT APPARATUSAbandonedMay 24, 12Mar 27, 14[C02F]
2013/0299,410 SPIRAL WOUND TYPE FILTER CARTRIDGEAbandonedJul 11, 13Nov 14, 13[C02F]
2013/0277,222 WATER TREATMENT APPARATUS AND WATER TREATMENT METHOD USING THE SAMEAbandonedDec 29, 11Oct 24, 13[C02F]
2013/0270,256 INSTANTANEOUS WATER HEATERAbandonedDec 28, 12Oct 17, 13[F24H]
2013/0161,402 METHOD OF PREVENTING EXHAUST GAS FROM LEAKING OUT OF FOOD WASTE DISPOSERAbandonedJun 16, 11Jun 27, 13[F23G]

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