CHUNG-HSIN ELECTRIC AND MACHINERY MANUFACTURING CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 7113
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 5149
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF376
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 399
 
  
 
B01D SEPARATION 2132
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141
 
  
 
C01D COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM 114
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 138
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 171

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0222,239 FUEL MIXING APPARATUS, FUEL CELL SYSTEM, AND FUEL MIXING-AND-TRANSMITTING METHODApr 25, 16Aug 03, 17[H01M, B01F]
2017/0191,412 HYDROGEN CARBON CLEANING METHOD FOR VEHICLEJun 17, 16Jul 06, 17[C01B, F02B, B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9466985 Control method for fuel cell powerMay 07, 13Oct 11, 16[H02J, H01M, G06F]
9318918 Electrical energy supply systemJul 24, 13Apr 19, 16[H02J, G06F]
9197099 Power supply system comprising a fuel cellMay 06, 13Nov 24, 15[H02J]
8952666 Energy adjustor for fuel cell groupFeb 22, 12Feb 10, 15[H02J, H02M]
8471409 Power conversion circuitFeb 28, 11Jun 25, 13[H02M]
8450017 Fuel-cell-based cogeneration system with radio frequency identification sensorsDec 07, 10May 28, 13[C01B, H04Q, G05B, C01G, C01D]
8390243 Charge-controlling system and method thereforDec 13, 10Mar 05, 13[H02J]
8373382 System of a plurality of series-connected fuel cell converter devices and method for controlling the systemSep 15, 10Feb 12, 13[H01M]
8362740 System of a plurality of parallel-connected fuel cell converter devices and method for controlling the systemSep 09, 10Jan 29, 13[H01M]
8310215 Linear modulation voltage transformer circuitryMay 11, 10Nov 13, 12[G05F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0295,409 MICRO-GRID OPERATION SYSTEM WITH SMART ENERGY MANAGEMENTAbandonedApr 28, 14Oct 15, 15[H02J]
2013/0084,513 ENERGY ADJUSTING METHODAbandonedFeb 22, 12Apr 04, 13[H01M]
2012/0169,127 POWER SUPPLY SYSTEM AND FUEL CELL BACKUP POWER SYSTEM THEREOFAbandonedJan 31, 11Jul 05, 12[H02J, H01M]
2012/0102,988 METHOD FOR CONTROLLING ADSORPTION AIR CONDITIONING EQUIPMENTAbandonedDec 15, 10May 03, 12[F25B]
2012/0102,990 ADSORPTION TYPE REFRIGERATOR THAT AUTOMATICALLY DETERMINES SWITCHOVER POINTAbandonedDec 13, 10May 03, 12[F25B]
2012/0085,111 ADSORPTION REFRIGERATOR WITH THERMOSTATIC CONTROLAbandonedNov 19, 10Apr 12, 12[F25B]
2012/0019,071 BACKUP POWER SYSTEM WITH FUEL CELL AND CONTROL METHOD THEREOFAbandonedOct 29, 10Jan 26, 12[H02J]
2012/0020,125 VOLTAGE REGULATOR FOR FUEL CELL AND METHOD THEREFORAbandonedOct 29, 10Jan 26, 12[H02M]
2012/0013,190 GRID-CONNECTED POWER CONVERSION CIRCUITRY AND POWER CONVERSION METHOD THEREOFAbandonedSep 09, 10Jan 19, 12[H02J]
2012/0006,049 SPLIT SOLID ADSORPTION COOLING SYSTEMAbandonedDec 07, 10Jan 12, 12[F25B]
2012/0006,503 VENTILATION SYSTEM FOR TUNNEL ENGINEERINGAbandonedSep 15, 10Jan 12, 12[F24J, F28D, F25B]
2012/0009,494 SYSTEM OF A PLURALITY OF SERIES-CONNECTED CONVERTER DEVICES FOR A FUEL CELL APPARATUS AND METHOD FOR CONTROLLING THE SYSTEMAbandonedSep 14, 10Jan 12, 12[H01M]
2011/0265,981 SYSTEM FOR RECYCLING THERMAL ENERGY GENERATED FROM A FUEL CELL MODULEAbandonedJun 03, 10Nov 03, 11[F28D, F28F]
2011/0250,517 GASEOUS FUEL SUPPLY SYSTEM FOR A FUEL CELLAbandonedMay 26, 10Oct 13, 11[H01M]
2011/0244,353 METHOD OF OBTAINING OPTIMAL DESIGN FOR A HEADER OF FUEL CELL STACK AND FUEL CELL STACK WITH AN OPTIMALLY DESIGNED HEADERAbandonedMay 26, 10Oct 06, 11[H01M]
2011/0223,511 FUEL CELL STACK WITH UNIFORM GAS DISTRIBUTION IN MAIN FLOW CHANNELS THEREOFAbandonedJun 01, 10Sep 15, 11[H01M]
2011/0200,906 PARALLEL FUEL CELL ELECTRICAL POWER SYSTEMAbandonedMay 27, 10Aug 18, 11[H01M]
2011/0192,732 HYDROGEN STORAGE DEVICEAbandonedMay 25, 10Aug 11, 11[B65B]
2011/0171,552 AIR-COOLED FUEL CELL STRUCTURE WITH AIR-GUIDING ELEMENTAbandonedFeb 17, 10Jul 14, 11[H01M]
2011/0160,928 RANDOM CONTROLLED FUEL CELL POWER MODULEAbandonedMay 13, 10Jun 30, 11[G06F]

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