CHAMP TECH OPTICAL (FOSHAN) CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 36120
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 1735
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS1064
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 936
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 998
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 6356
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 5105
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 461
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 458
 
  
 
G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR 493

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9841035 Heat dissipation fanJun 12, 15Dec 12, 17[F04D]
9723694 Light emitting diode street lamp control systemAug 24, 15Aug 01, 17[H05B]
9581324 LED illumination device having a heat sink with a plurality of sets of fins defining air tunnels of different sizesFeb 05, 15Feb 28, 17[F21V]
9537523 Cover of a handheld electronic deviceOct 28, 14Jan 03, 17[H04M, H02J, H04B]
9401620 Charging battery unit and electronic device with the sameNov 14, 13Jul 26, 16[H02J]
9318914 Wireless charging deviceOct 09, 13Apr 19, 16[H02J, H04B, H01F]
9257866 Wireless charging deviceAug 30, 13Feb 09, 16[H02J]
9138840 Method for manufacturing a heat sinkOct 12, 12Sep 22, 15[H01L, B23P, F28F]
9077213 Heat dissipation fan and stator thereofOct 20, 11Jul 07, 15[H02K, F04D]
8932014 Fan assemblySep 22, 11Jan 13, 15[F04D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0059,254 VAPOR CHAMBERAbandonedSep 28, 15Mar 02, 17[F28D]
2017/0051,909 LIGHT EMITTING DIODE (LED) LAMPAbandonedSep 08, 15Feb 23, 17[F21V]
2017/0038,045 WALL LAMPAbandonedSep 22, 15Feb 09, 17[F21V, F21S]
2017/0030,570 STREET LAMPAbandonedSep 22, 15Feb 02, 17[F21V, F21S]
2016/0186,981 LAMP MODULEAbandonedJan 28, 15Jun 30, 16[F21V]
2016/0013,680 WIRELESS CHARGING BATTERY AND CORRESPONDING ELECTRIC DEVICEAbandonedApr 03, 15Jan 14, 16[H02J]
2016/0013,681 MULTI-FUNCTION ATTACHMENTAbandonedApr 03, 15Jan 14, 16[H02J, H04B]
2015/0256,041 STATOR OF HEAT DISSIPATION FANAbandonedMay 22, 15Sep 10, 15[H02K]
2015/0042,270 WIRELESS CHARGING DEVICEAbandonedOct 10, 13Feb 12, 15[H02J]
2014/0362,589 LENSAbandonedAug 13, 13Dec 11, 14[F21V]
2014/0347,849 LIGHT-EMITTING DIODE LAMPAbandonedMar 14, 14Nov 27, 14[F21K]
2014/0318,757 HEAT SINK INCORPORATING INTERLOCKED FINAbandonedJun 11, 13Oct 30, 14[H05K]
2014/0060,894 CLIP ASSEMBLY AND HEAT DISSIPATION DEVICE INCORPORATING THE SAMEAbandonedDec 25, 12Mar 06, 14[F16B, H05K]
2014/0060,895 CLIP ASSEMBLY AND HEAT DISSIPATION DEVICE INCORPORATING THE SAMEAbandonedDec 25, 12Mar 06, 14[F16B, H05K]
2013/0286,643 LAMP COVER AND ILLUMINATION DEVICE USING THE SAMEAbandonedJun 29, 12Oct 31, 13[F21V]
2013/0264,042 HEAT DISSIPATION DEVICEAbandonedJun 27, 12Oct 10, 13[F28F]
2013/0105,123 HEAT DISSIPATION DEVICEAbandonedOct 17, 12May 02, 13[F28D, F28F]
7586702 Camera moduleExpiredAug 12, 08Sep 08, 09[G02B]
7574127 Auto-focusing cameraExpiredDec 28, 06Aug 11, 09[G03B]

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