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LI CHANGXING

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    209,660
  • Filing trend
    ⇩ 100.0%
About

LI CHANGXING has a total of 21 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2005. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets electrical machinery and energy, semiconductors and environmental technology are SHANGHAI CATA SIGNAL CO LTD, INT GENERAL ELECTRIC COMPANY and NANTONG YA TAI CANDLE ARTS & CRAFTS CO LTD.

Patent filings in countries

World map showing LI CHANGXINGs patent filings in countries

Patent filings per year

Chart showing LI CHANGXINGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Changxing 20
#2 Long Dixiang 2
#3 Zhangxing Li 1

Latest patents

Publication Filing date Title
CN106641969A LED headlamp
CN104359027A Light-emitting diode (LED) light source with luminous body arranged at transmission heat conducting base
CN102853303A Light-emitting diode (LED) light source with good heat dispersion performance
WO2013023487A1 On-board led illumination light with heat dissipation and light distribution device
CN103988015A Led light source
CN102410483A LED light source suitable for lighting lamp of vehicles and boats
CN102931264A Lighting effect enhancing device of solar cell
WO2012122777A1 High power led light source with heat dissipating fluid, and fluid diverting and receiving device thereof
CN102287789B Cooling device of LED (light-emitting diode) lamp capable of safely increasing air flow rate
CN101915076A Oscillating leaked oil discharging hood of underwater vertical pipe joint
CN101122382A LED energy-saving lamp heat radiator
CN1974267A Damper carriage unloading through opening the door
CN1873300A Search light core of LED car light in type of matrix cluster
CN1758454A Combining mode of LED lighting component and optics