Patent assignee · TW · COMPANY

CHAUN-CHOUNG TECHNOLOGY CORP.

28Patents
17Active
28Granted
43Portfolio score

Filing activity: Jun 6, 2000 → May 6, 2018 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6382307B1 Device for forming heat dissipating fin set Electricity 44 Expired
US6415853B1 Wind cover locking element structure of heat radiator Electricity 39 Expired
US6421239B1 Integral heat dissipating device Electricity 39 Expired
US7338186B1 Assembled structure of large-sized LED lamp Emerging Cross-Sectional Technologies 37 Active
US6340056B1 Flow channel type heat dissipating fin set Electricity 34 Expired
US6401810B1 Retaining structure of heat-radiating fins Electricity 25 Expired
US7918587B2 LED fixture and mask structure thereof Mechanical Engineering; Lighting; Heating 24 Active
US6386275B1 Surrounding type fin-retaining structure of heat radiator Electricity 21 Expired
US6979772B2 Integrated heat dissipating enclosure for electronic product Electricity 16 Expired
US8919427B2 Long-acting heat pipe and corresponding manufacturing method Emerging Cross-Sectional Technologies 10 Active
US7116552B2 Heat-dissipation apparatus of portable computer Physics 10 Expired
US7089999B1 Hood retaining structure for heat-dissipating device Electricity 9 Expired
US9578780B1 Heat dissipating device Electricity 8 Active
US7441593B2 Protective cover for heat-conductive material of heat sink Electricity 5 Active
US7275409B1 Method for manufacturing a heat pipe having an enlarged portion Emerging Cross-Sectional Technologies 4 Expired
US7841386B2 Anti-breaking structure for end closure of heat pipe Emerging Cross-Sectional Technologies 3 Active
US6370749B1 Heat pipe shaping device Emerging Cross-Sectional Technologies 3 Expired
US9244505B2 Portable electronic device with exposed heat dissipating mechanism Electricity 2 Active
US10154613B1 Electronic device and heat dissipation structure thereof Physics 2 Active
US8488322B2 Thin fastener of heat sink Electricity 1 Active
US10612863B2 Pressing method of heat conductive base and finished product thereof Mechanical Engineering; Lighting; Heating 0 Active
US9689623B2 Composite structure of flat heat pipe and heat conduction device thereof Mechanical Engineering; Lighting; Heating 0 Active
US9726436B2 Vapor chamber having no gas discharging protrusion and manufacturing method thereof Electricity 0 Active
US9188394B2 Thin heat pipe having recesses for fastener Mechanical Engineering; Lighting; Heating 0 Active
US7536784B2 Sintering apparatus for heat pipe and method for manufacturing the same Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.