CHAUN-CHOUNG TECHNOLOGY CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 1035
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 650
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 448
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 3359
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 3153
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 254
 
  
 
B21C MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL120
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS173

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0031,329 HEAT DISSIPATING DEVICEJul 26, 16Feb 01, 18[F28D]
2017/0241,430 COMBINED FAN AND COOLING DEVICE USING THE SAMEFeb 19, 16Aug 24, 17[F04D]
2017/0082,378 VAPOR CHAMBER STRUCTURESep 18, 15Mar 23, 17[F28D]
2017/0038,154 VAPOR CHAMBER STRUCTURE HAVING STRETCHABLE HEATED PARTAug 06, 15Feb 09, 17[F28D, F28F]
2017/0010,048 THIN VAPOR CHAMBER AND MANUFACTURING METHOD THEREOFJul 09, 15Jan 12, 17[B23P, F28D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9726436 Vapor chamber having no gas discharging protrusion and manufacturing method thereofJul 21, 15Aug 08, 17[H01L, B23P, F28D]
9689623 Composite structure of flat heat pipe and heat conduction device thereofNov 05, 15Jun 27, 17[H01L, F28D]
9578780 Heat dissipating deviceOct 16, 15Feb 21, 17[H01L, H05K]
9488418 Heat plate structureJul 08, 14Nov 08, 16[B23P, F28D]
9481056 Method of making lightweight heat pipeApr 14, 14Nov 01, 16[B23P, F28D, B21C, B21D]
9244505 Portable electronic device with exposed heat dissipating mechanismFeb 20, 14Jan 26, 16[G06F, H05K]
9188394 Thin heat pipe having recesses for fastenerNov 23, 11Nov 17, 15[F28D, F28F]
8919427 Long-acting heat pipe and corresponding manufacturing methodApr 21, 08Dec 30, 14[H01L, B23P, F28D, F28F]
8488322 Thin fastener of heat sinkOct 28, 10Jul 16, 13[F28D, F28F, H05K]
7841386 Anti-breaking structure for end closure of heat pipeMar 14, 07Nov 30, 10[B23P, F28D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0108,285 LATERAL SURROUNDING HEAT PIPE AND HEAT DISSIPATING STRUCTURE THEREOFAbandonedOct 16, 15Apr 20, 17[F28D]
2016/0209,122 SLIM-TYPE VAPOR CHAMBER AND CAPILLARY STRUCTURE THEREOFAbandonedJan 20, 15Jul 21, 16[F28D]
2015/0173,542 MULTIFUNCTIONAL TABLEWARE FOR MELTING FOODAbandonedFeb 13, 14Jun 25, 15[B26B, A47G]
2014/0340,841 HANDHELD COMMUNICATION DEVICE WITH HEAT DISSIPATING STRUCTUREAbandonedFeb 21, 14Nov 20, 14[G06F]
2014/0190,358 FLATWARE ITEM FOR THERMALLY MELTING FOOD PRODUCTAbandonedJan 10, 13Jul 10, 14[B26B, A47J, A47G]
8431873 Vane type electric heater and vane structure thereofExpiredSep 29, 08Apr 30, 13[H05B]
2013/0063,945 BULB-TYPE LED LAMP HAVING REPLACEABLE LIGHT SOURCE MODULEAbandonedSep 12, 11Mar 14, 13[F21S]
2013/0043,004 LIGHTWEIGHT HEAT PIPE AND METHOD OF MAKING THE SAMEAbandonedOct 19, 11Feb 21, 13[F28D, B21D]
2012/0181,008 HEAT SINK CLIP DEVICEAbandonedJan 18, 11Jul 19, 12[F28F]
7918587 LED fixture and mask structure thereofExpiredNov 05, 08Apr 05, 11[F21V]
2010/0101,763 THIN HEAT DISSIPATING APPARATUSAbandonedOct 27, 08Apr 29, 10[F28D]
2009/0308,576 HEAT PIPE WITH A DUAL CAPILLARY STRUCTURE AND MANUFACTURING METHOD THEREOFAbandonedJun 17, 08Dec 17, 09[B23P, F28D, F22B]
2009/0279,262 HEAT DISSIPATING STRUCTUREAbandonedMay 12, 08Nov 12, 09[H05K]
2009/0279,314 HEAT DISSIPATING DEVICE WITH PROTECTION FUNCTION AND HEAT DISSIPATING FINS THEREOFAbandonedMay 06, 08Nov 12, 09[F21V]
2009/0277,614 HEAT DISSIPATING DEVICE AND HEAT CONDUCTION STRUCTURE THEREOFAbandonedMay 12, 08Nov 12, 09[F28D]
2009/0260,785 HEAT PLATE WITH CAPILLARY SUPPORTING STRUCTURE AND MANUFACTURING METHOD THEREOFAbandonedApr 17, 08Oct 22, 09[B23P, F28F]
2009/0260,790 METAL TUBES FOR HEAT PIPES AND METHOD OF MANUFACTURING THE SAMEAbandonedApr 21, 08Oct 22, 09[B23P, F28F]
7536784 Sintering apparatus for heat pipe and method for manufacturing the sameExpiredFeb 14, 05May 26, 09[B23P]
2009/0109,620 HEAT-DISSIPATING DEVICE OF PORTABLE ELECTRONIC APPARATUSAbandonedOct 31, 07Apr 30, 09[H05K]
2009/0095,460 STRIPE-INTERWOVEN CAPILLARY STRUCTURE AND MANUFACTURING METHOD THEREOFAbandonedOct 11, 07Apr 16, 09[F16L, D03D, F28F]

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