CALSONIC CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 844
 
  
 
B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES736
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 551
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL367
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 365
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 254
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 271
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 260
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 243
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 299

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6125643 Heat pump type air conditioning system for automotive vehicleNov 14, 97Oct 03, 00[B60H]
6120259 Swash plate type compressorOct 20, 98Sep 19, 00[F04B, F01B]
6048263 Heating, ventilation, and air conditioning unit for automotive vehiclesJun 29, 98Apr 11, 00[B60H]
6020708 Positioning apparatusNov 08, 96Feb 01, 00[G05B]
5996205 Method for manufacturing a pipe with a partitionJun 11, 98Dec 07, 99[B21D]
5968171 Initialization processing system of in-car microcomputerOct 31, 97Oct 19, 99[G06F]
5960542 Method of producing piston for swash plate compressorSep 08, 97Oct 05, 99[B23P]
5941304 Connector for heat exchangerJul 28, 97Aug 24, 99[F28F]
5927397 Pipe with closure portion, heat exchanger header and method of producing thereforMay 08, 98Jul 27, 99[F28F]
5924332 Damper door controller for automotive air conditionerSep 09, 97Jul 20, 99[F16C, F24F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6283361 General-purpose jigExpiredDec 29, 98Sep 04, 01[B23K]
6173487 Resistor unit for a fan speed controller of an automotive air conditioning deviceExpiredOct 30, 98Jan 16, 01[H01C]
6168515 Air conditioning intake door controlExpiredJul 07, 99Jan 02, 01[B63J, B61D]
6146110 Swash plate type compressorExpiredOct 20, 98Nov 14, 00[F04B]
6109085 Forming apparatus using a pair of rollersExpiredOct 08, 99Aug 29, 00[B21B]
6105666 Vehicular air conditioning apparatusExpiredOct 30, 97Aug 22, 00[B60H, F25B]
6095030 Swash plate variable displacement compressorExpiredOct 20, 98Aug 01, 00[F01B]
6097311 Warning device for distance between carsExpiredJun 22, 98Aug 01, 00[G08G]
6080371 Catalytic converter and honeycomb metallic catalyst bed unit thereforExpiredJan 22, 98Jun 27, 00[F01N, B01J, B01D]
6052899 Condenser with liquid tank and manufacturing method the sameExpiredJun 30, 98Apr 25, 00[B23P]
6049981 Method for manufacturing a header pipeExpiredJun 11, 98Apr 18, 00[B21H]
6032723 Automotive air conditioning deviceExpiredMay 26, 99Mar 07, 00[B60H, F25B]
6029348 Oil cooler mounting structure and oil cooler mounting methodExpiredAug 03, 98Feb 29, 00[H01B]
6016843 Flanged pipe unit and method of producing sameExpiredFeb 21, 97Jan 25, 00[F16L]
6009934 Electronic climate control system for automotive vehiclesExpiredOct 31, 96Jan 04, 00[B60H]
6007300 Centrifugal multiblade fanExpiredMay 16, 97Dec 28, 99[F04D]
5996369 Air conditioner with sub-condenserExpiredFeb 10, 98Dec 07, 99[F25B]
5975191 Vehicle air conditionerExpiredOct 29, 97Nov 02, 99[B60H]
5967193 Flexible pipe unit for use in exhaust pipe line of automotive engineExpiredMay 29, 97Oct 19, 99[F16L]
5937938 Oil cooler mounting structure and oil cooler mounting methodExpiredOct 09, 97Aug 17, 99[F28D]

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