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LAI WEN-CHENG

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    196,473
About

LAI WEN-CHENG has a total of 22 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets electrical machinery and energy, telecommunications and environmental technology are KUIPER ADRIANUS MARIA, XUZHOU RONGLIDA ELECTRONIC TECH CO LTD and TSENG WEI-JEN.

Patent filings in countries

World map showing LAI WEN-CHENGs patent filings in countries
# Country Total Patents
#1 United States 16
#2 Canada 4
#3 France 1
#4 United Kingdom 1

Patent filings per year

Chart showing LAI WEN-CHENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lai Wen-Cheng 22
#2 Chen Chun-Nan 1
#3 Lo Li-Ming 1
#4 Chen Kun-Tso 1
#5 Hsue Ching-Wen 1

Latest patents

Publication Filing date Title
US2017108188A1 Flame simulating device having an oscillating device to vaporize liquid
US2016053954A1 Dynamic flame simulating device
GB201414812D0 Flame simulating device
US2015292697A1 Simulated flame structure
US2015055331A1 Lamp stand with faux flame
US2015049472A1 Lamp stand with faux flame
US2014211458A1 Candle stand with faux flame
US8188782B1 Clock system and method for compensating timing information of clock system
US2011199012A1 Driving Circuit For Lighting Lamp And Cold Cathode Fluorescent Lamp Using Driving Circuit Thereof
US2011198996A1 Lighting Lamp Apparatus With Replaceable Fuse Element
US2011050119A1 Light-Emitting Diode Light Rod With Screw Head
CA2603271A1 Control device for serially-connected circuit
CA2601962A1 Electrical cord retention device
US7381080B1 Electrical cord retention device
US2009011647A1 Multifunctional power plug
CA2592671A1 Light-bulb conductive device
US2008310188A1 Light-Bulb Conductive Device
CA2565537A1 Decorative light string with a screw head
US2008037249A1 Decorative light string with a screw head
US2006114672A1 Multi-facet full color illuminator