POSCO LED COMPANY 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 1199
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 5357
 
  
 
2605 LAMPS, STANDARD LAMPS, CHANDELIERS, WALL AND CEILING FIXTURES, LAMPSHADES, REFLECTORS, PHOTOGRAPHIC AND CINEMATOGRAPHIC PROJECTOR LAMPS528
 
  
 
F21Y INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21L, F21S and F21V, RELATING TO THE FORM OF THE LIGHT SOURCES 431
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 4107
 
  
 
F21S NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF 353
 
  
 
2604 LUMINOUS SOURCES, ELECTRICAL OR NOT333
 
  
 
F21K LIGHT SOURCES NOT OTHERWISE PROVIDED FOR238
 
  
 
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
9356207 Optical semiconductor lighting apparatusMay 22, 15May 31, 16[H01L]
9115874 Optical semiconductor illuminating apparatusJun 19, 13Aug 25, 15[F21V, F21Y, F21K]
9117733 Light emitting module and lighting apparatus having the sameDec 10, 13Aug 25, 15[H01L]
9109784 LED-based lighting apparatus with heat pipe cooling structureMay 24, 12Aug 18, 15[F21V, F21Y]
9084320 LED luminaire having high power LED drive circuitJul 02, 13Jul 14, 15[H05B]
9070845 Optical semiconductor lighting apparatusMay 28, 13Jun 30, 15[H01L]
9062858 Optical semiconductor lighting apparatusNov 29, 13Jun 23, 15[F21V]
9041303 AC LED lighting apparatusMay 31, 13May 26, 15[H05B, F21S]
9016890 Optical semiconductor-based tube type lighting apparatusAug 21, 12Apr 28, 15[F21V, F21Y, F21K]
9010962 Optical semiconductor lighting apparatusAug 28, 12Apr 21, 15[F21V, F21Y]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0369,995 OPTICAL SEMICONDUCTOR LIGHTING APPARATUSAbandonedJun 16, 15Dec 22, 16[F21V]
2016/0374,161 LED LIGHTING APPARATUSAbandonedJun 18, 15Dec 22, 16[F21V, H05B]
2016/0341,400 OPTICAL SEMICONDUCTOR LIGHTING APPARATUSAbandonedMay 22, 15Nov 24, 16[F21V]
2016/0334,091 LED LIGHTING APPARATUSAbandonedMay 15, 15Nov 17, 16[F21V, H05B]
2016/0174,305 AC LED LUMINESCENT APPARATUS AND A DRIVING METHOD THEREOFAbandonedDec 12, 14Jun 16, 16[H05B]
2016/0146,405 OPTICAL SEMICONDUCTOR LIGHTING APPARATUSAbandonedNov 25, 14May 26, 16[F21V, F21K]
2015/0330,615 OPTICAL SEMICONDUCTOR ILLUMINATING APPARATUSAbandonedMay 13, 15Nov 19, 15[F21V]
2015/0123,559 OPTICAL SEMICONDUCTOR LIGHTING APPARATUSAbandonedDec 30, 13May 07, 15[H05B]
2015/0070,911 OPTICAL SEMICONDUCTOR LIGHTING APPARATUSAbandonedNov 14, 14Mar 12, 15[F21V]
2014/0353,709 LIGHT EMITTING DIODEAbandonedMay 28, 14Dec 04, 14[H01L]
2014/0347,851 OPTICAL SEMICONDUCTOR LIGHTING APPARATUSAbandonedJun 18, 13Nov 27, 14[F21K]
2014/0312,771 RECTANGULAR LED LIGHTING APPARATUSAbandonedMay 31, 13Oct 23, 14[H05B, H05K]
2014/0247,598 HEAT SINK AND LED ILLUMINATING APPARATUS COMPRISING THE SAMEAbandonedMay 13, 14Sep 04, 14[F21V]
2014/0191,673 LED DRIVING CIRCUIT HAVING Vcc STABILIZATION CIRCUITAbandonedDec 03, 13Jul 10, 14[H05B]
2014/0111,988 OPTICAL SEMICONDUCTOR BASED ILLUMINATING APPARATUSAbandonedDec 30, 13Apr 24, 14[F21K]
2014/0071,666 OPTICAL SEMICONDUCTOR-BASED TUBE TYPE LIGHTING APPARATUSAbandonedNov 14, 13Mar 13, 14[F21V, F21K]
8668374 Optical semiconductor based illuminating apparatusExpiredSep 27, 12Mar 11, 14[H01R]
2014/0063,811 OPTICAL SEMICONDUCTOR LIGHTING APPARATUSAbandonedNov 07, 13Mar 06, 14[F21V]
2014/0043,827 LED LIGHTING APPARATUSAbandonedJun 17, 13Feb 13, 14[F21K]
8602609 Optical semiconductor lighting apparatusExpiredJul 20, 12Dec 10, 13[F21V]

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