HYOSUNG CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
D01F CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS 1916
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 1084
 
  
 
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 1092
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 9107
 
  
 
D02G CRIMPING OR CURLING FIBRES, FILAMENTS, YARNS, OR THREADS; YARNS OR THREADS920
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 9111
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 8151
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 7113
 
  
 
D01D MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS720
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 696

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0011,482 DUAL CONTROLLER SYSTEMDec 30, 15Jan 11, 18[H02J, G05B]
2018/0003,745 METHOD FOR DIAGNOSING STATE OF CAPACITOR IN MODULAR CONVERTERDec 30, 15Jan 04, 18[G08B, G06F, G01R]
2017/0371,310 METHOD FOR OPERATING DUAL CONTROLLERDec 29, 15Dec 28, 17[G05B, G06F, G05D]
2017/0365,401 TRANSFORMER HAVING NOISE REDUCTION STRUCTUREDec 30, 15Dec 21, 17[H01F]
2017/0351,249 REDUNDANT CONTROL SYSTEMDec 29, 15Dec 07, 17[H02J, G05B]
2017/0313,820 POLYKETONE RESIN COMPOSITION HAVING EXCELLENT GAS BARRIER PROPERTIESOct 16, 15Nov 02, 17[B60K, C08G, F01M, F17C, B65D, C08L]
2017/0292,209 METHOD FOR MANUFACTURING FUNCTIONAL YARN HAVING DEODORIZATION PROPERTY AND QUICK SWEAT ABSORBENCYNov 04, 15Oct 12, 17[D01D, C08G, D02G, D01F]
2017/0238,635 HEAT-STORING AND WARMTH-RETAINING FLEECE AND METHOD FOR MANUFACTURING SAMENov 27, 15Aug 24, 17[D01D, D03D, A41D, D01F]
2017/0166,743 POLYKETONE RESIN COMPOSITION HAVING EXCELLENT OIL RESISTANCEJul 20, 15Jun 15, 17[C08G, C08L, C08K]
2017/0158,851 POLYKETONE RESIN COMPOSITION HAVING OUTSTANDING WATER RESISTANCEJul 20, 15Jun 08, 17[B01J, C08L, C08K]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9917522 Power control apparatus for sub-module of MMC converterDec 28, 15Mar 13, 18[H02J, H02M]
9819187 Device for supplying power to HVDC converterDec 24, 14Nov 14, 17[H02J, H02M]
9726708 Device for detecting partial discharge for power transformerDec 24, 12Aug 08, 17[G01R]
9712042 Bypass apparatus for converterDec 27, 13Jul 18, 17[H02M, H01H]
9658273 Method of detecting partial discharging location of power deviceOct 02, 13May 23, 17[G01R]
9599653 Method for diagnosing internal fault of oil-immersed transformer through composition ratio of dissolved gas in oilDec 26, 12Mar 21, 17[G01K, G01N, G01R, H01F, G01V]
9590489 ConverterDec 27, 13Mar 07, 17[H02M]
9561472 Submerged hollow fiber membrane moduleAug 22, 11Feb 07, 17[B01D]
9535134 Method for diagnosing internal fault of oil-immersed transformer through content ratios of dissolved gasesDec 26, 12Jan 03, 17[G01N, G01R, H01F, G01F]
9520818 Method for driving emergency generator using energy storage systemJul 29, 13Dec 13, 16[H02K, H02J, H02P, F02B, H02H]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0117,445 LED PACKAGE COMPRISING RARE EARTH METAL OXIDE PARTICLESAbandonedApr 15, 15Apr 27, 17[H01L]
2015/0233,027 Hybrid Cord for TireAbandonedFeb 17, 15Aug 20, 15[D07B, B60C, D02G]
2015/0166,782 POLYKETONE COMPOSITE COMPOSITIONAbandonedJun 24, 14Jun 18, 15[C08L]
2015/0032,281 Method and Apparatus for Controlling Power Compensation of Wind Power Generating SystemAbandonedDec 26, 12Jan 29, 15[G05B, F03D]
2015/0021,914 Apparatus and Method for Reducing Current Ripple in Double Fed Induction Wind Power Generating SystemAbandonedDec 27, 12Jan 22, 15[H02M, F03D]
2014/0362,479 PROTECTION CIRCUIT FOR PROTECTING VOLTAGE SOURCE CONVERTERAbandonedDec 24, 12Dec 11, 14[H02H]
8652986 Ziegler-Natta catalyst for olefin polymerizationExpiredDec 29, 10Feb 18, 14[C08F]
2013/0089,725 FABRIC FOR AIR-BAG, USING POLYETHYLENE TEREPHTHALATE WITH EXCELLENT HEAT RESISTANCEAbandonedMay 27, 11Apr 11, 13[D03D]
2012/0286,764 APPARATUS FOR DETECTING PARTIAL DISCHARGE FOR ELECTRIC POWER DEVICESAbandonedDec 24, 10Nov 15, 12[G01R]
2012/0263,401 POLYETHYLENE TEREPHTHALATE FIBER FOR AIR-BAGS AND TEXTILES MADE FROM SAMEAbandonedDec 14, 10Oct 18, 12[D01H, B65D]
8202714 Pseudomonas SP. HN-72 and purification method of 2,6-naphthalene dicarboxylic acid using the sameExpiredJan 16, 06Jun 19, 12[C12P]
2011/0159,257 CELLULOSE ESTER FILM AND METHOD FOR PRODUCING THE SAMEAbandonedApr 27, 10Jun 30, 11[F21V, B29C, B32B]
2011/0151,224 CELLULOSE FILM AND METHOD FOR PRODUCING THE SAMEAbandonedApr 27, 10Jun 23, 11[B28B, B32B]
2011/0003,148 PROCESS FOR PRODUCING CELLULOSE MULTI-FILAMENT WITH LOWER COEFFICIENT OF VARIATION OF SECTION DIAMETERAbandonedDec 10, 07Jan 06, 11[D01D, D02G]
2010/0304,115 SHAPE MEMORY POLYAMIDE AND METHOD OF PRODUCING SHAPE MEMORY POLYAMIDE FABRIC USING THE SAMEAbandonedDec 06, 07Dec 02, 10[C08G, D04H]
2010/0261,032 SINGLE WIRE STEEL CORDAbandonedDec 18, 07Oct 14, 10[B32B]
2010/0249,363 Process for Preparing Polyethylenenaphthalate with 2,6-Naphthalenedicarboxylic AcidAbandonedOct 30, 08Sep 30, 10[C08G]
2010/0228,070 Method for Achieving High Purity Separation and Refinement of Controlling Morphology and Particle Size of 2,6-Dimethylnaphthalene Dicarboxylic CrystalsAbandonedSep 25, 08Sep 09, 10[C07C]
2010/0198,181 DISPOSABLE HYGIENE PRODUCTS APPLYING AN ELASTIC SPANDEX FIBER WITH HIGH POWER RETENTIONAbandonedJun 20, 08Aug 05, 10[C08G, A61F]
2010/0036,155 METHOD AND APPARATUS FOR THE PURIFICATION OF HIGH-PURITY 2,6-NAPHTHALENE DICARBOXYLIC ACIDAbandonedDec 27, 07Feb 11, 10[C07C, B01J]

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