ZHONGSHAN WEIQIANG TECHNOLOGY CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 10100
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 540
 
  
 
F21S NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF 452
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 349
 
  
 
F21K LIGHT SOURCES NOT OTHERWISE PROVIDED FOR238
 
  
 
2604 LUMINOUS SOURCES, ELECTRICAL OR NOT234
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL 163
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 1127

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9255743 Finned heat dissipation moduleJul 18, 11Feb 09, 16[F21V, F21Y, F28D, F28F]
9068736 LED lighting system and high-power LED lampJun 08, 12Jun 30, 15[F21V, F21Y, F21K, F28D]
9057491 Network controlled interior lighting systemMar 14, 12Jun 16, 15[F21V, H05B, F21Y, F21S]
9028104 LED projection lampOct 01, 12May 12, 15[F21V, F21Y]
8979331 Replaceable LED street lamp moduleAug 17, 12Mar 17, 15[F21V, F28F, B60Q, F21S]
8888319 LED projection lamp having a cylindrical heat sinkOct 01, 12Nov 18, 14[H01J, F21V]
8858026 LED lighting system and high-power LED lampJun 08, 12Oct 14, 14[F21V, F21Y, F21K, F28D, F21S]
8690393 LED lighting fixtureJul 09, 12Apr 08, 14[F21V]
8650755 Method and equipment of making a length of heat conduction pipe in a vacuum environment from a semi-finished heat conduction pipeJul 12, 06Feb 18, 14[B23P]
8632220 LED street lamp and a street lamp fixing deviceFeb 11, 10Jan 21, 14[F21V]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8659049 Light emitting diode packaging structureExpiredJun 13, 12Feb 25, 14[H01L]
8602587 LED lamp tubeExpiredMay 11, 11Dec 10, 13[F21S]
8491162 LED lampExpiredJun 17, 10Jul 23, 13[F21V, H05K]
8294262 LED chip packageExpiredOct 06, 09Oct 23, 12[H01L]
2012/0243,256 LED LIGHTING DEVICE WITH LIGHT GUIDE PLATEAbandonedMar 21, 12Sep 27, 12[F21V]
2012/0080,177 HIGH-POWER FINLESS HEAT DISSIPATION MODULEAbandonedJul 18, 11Apr 05, 12[F28F]
2011/0277,955 VAPOR CHAMBERAbandonedApr 20, 11Nov 17, 11[F28F]

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