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LIU ZHIZHEN

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    169,128
About

LIU ZHIZHEN has a total of 12 patent applications. Its first patent ever was published in 1993. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and measurement are GUIZHOU CHANGTONG ELECTRIC CO LTD, ANHUI ZHUOYUE POWER EQUIPMENT CO LTD and ANHUI DERUN ELECTRIC & TECH CO LTD.

Patent filings in countries

World map showing LIU ZHIZHENs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Liu Zhizhen 10
#2 Zhizhen Liu 1
#3 Wu Zhisheng 1
#4 Zhou Zhihong 1
#5 Ma Lanyan 1
#6 Duan Lijin 1
#7 Luo Qing 1

Latest patents

Publication Filing date Title
CN111884067A Electrical control cabinet
CN111659802A Stamping die is used in part production
CN111326961A Box-type substation
CN111410348A Integrated sewage treatment equipment
CN111313271A High-low voltage prefabricated substation with good protection performance
CN111211504A Noise reduction box type transformer substation
CN109591629A A kind of double-direction radio charging system and its control method, application apparatus
CN107305067A One kind digitlization electric heater
CN107300415A A kind of environmental noise tester
CN103520532A A traditional Chinese medicine preparation used for treating wind-heat acute bronchitis of children
CN1340305A Method for improving taste of cold noodles made of rice flour and its application
CN1107295A Nutrient maize product and its preparing method