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XIAMEN CHANGELIGHT CO LTD

Overview
  • Total Patents
    295
  • GoodIP Patent Rank
    5,318
  • Filing trend
    ⇧ 31.0%
About

XIAMEN CHANGELIGHT CO LTD has a total of 295 patent applications. It increased the IP activity by 31.0%. Its first patent ever was published in 2008. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets semiconductors, environmental technology and surface technology and coating are XIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO LTD, SANAN OPTOELECTRONICS CO LTD and ILJIN LED CO LTD.

Patent filings in countries

World map showing XIAMEN CHANGELIGHT CO LTDs patent filings in countries

Patent filings per year

Chart showing XIAMEN CHANGELIGHT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Kaixuan 164
#2 Lin Zhiwei 149
#3 Zhuo Xiangjing 118
#4 Zhang Yong 103
#5 Jiang Wei 94
#6 Liu Yingce 93
#7 Li Junxian 93
#8 Wu Xingen 70
#9 Wei Zhendong 63
#10 Fang Tianzu 59

Latest patents

Publication Filing date Title
CN112259651A LED chip with P-type insertion layer and manufacturing method
CN112242467A Manufacturing method of LED chip
CN112201650A Mini-LED chip and manufacturing method thereof
CN112133803A Light emitting diode and manufacturing method thereof
CN111969087A LED chip based on transparent substrate and preparation method thereof
CN111900237A Ultraviolet LED chip and manufacturing method thereof
CN111883552A Integrated LED chip module and manufacturing, testing and cutting methods thereof
CN111710768A Manufacturing method of LED chip
CN111640830A Flip LED chip and preparation method thereof
CN111584691A LED chip applied to display screen and preparation method thereof
CN111564537A Micro light-emitting element and preparation method thereof
CN111564543A Vertical high-voltage light-emitting diode chip and manufacturing method thereof
CN111477727A L ED chip with improved current spreading layer and manufacturing method
CN111403563A Light-emitting diode with PIPN structure and preparation method thereof
CN111370544A High-voltage LED chip structure and manufacturing method thereof
US2020219715A1 Semiconductor wafer and method for manufacturing semiconductor wafer thereof
CN111261757A Ultraviolet LED and preparation method thereof
CN111261766A Flip film LED chip structure and preparation method thereof
CN110957405A LED chip and manufacturing method thereof
CN110957401A Light emitting diode and manufacturing method thereof