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LIU WEIQI

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    218,240
About

LIU WEIQI has a total of 21 patent applications. Its first patent ever was published in 1994. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, electrical machinery and energy and basic communication technologies are KEY ENGINEERING CO LTD, AMERICAN DESIGN & DEV CORP and PEXIMAC BV.

Patent filings per year

Chart showing LIU WEIQIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Weiqi 20
#2 Liu Pu 2
#3 Wen Jing 2
#4 Wen Haiya 2
#5 Chen Yanjiang 2
#6 Hu Yang 2
#7 Cao Xiaowen 2
#8 Feng Anjia 1
#9 Liu Zhuoping 1
#10 Liu Zhuoming 1

Latest patents

Publication Filing date Title
CN110676091A Intelligent chip set module of non-arc switch
CN103470436A Floating tilting wave power technology
CN103247265A Parallel latch LED (light emitting diode) screen circuit
CN103037555A Single-tube bi-color tri-state indicator light
CN103024965A Led energy-saving lamp circuit
CN103010087A Three-function car lamp indicator
CN103711869A Hydraulic accelerating and reversing technology
CN102322630A Method and devices for burning macromolecular matters efficiently and cleanly
CN102177998A Throat-clearing health-care tea
CN101697347A Plate thyristor and plate transistor as well as application technology thereof
CN1699512A Clean biomass gas producer device and method for preparing clean fuel gas
CN1417818A Cutoff Switch
CN1225811A Tube adapter for drum membrane
CN1108780A Apparatus for indicating work-condition and alarming fault for electric appliance