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CHENG LIZHANG

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    79,010
  • Filing trend
    ⇧ 325.0%
About

CHENG LIZHANG has a total of 21 patent applications. It increased the IP activity by 325.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, thermal processes and chemical engineering are KIEFER GMBH MASCHF G G, CHO JIN SUK and XI AN HUAYONG ELECTROMECHANICAL SCIENCE & TECHNOLOGY CO LTD.

Patent filings in countries

World map showing CHENG LIZHANGs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing CHENG LIZHANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cheng Lizhang 21

Latest patents

Publication Filing date Title
CN109091972A A kind of air purifier
CN109084193A A kind of LED illuminator of energy rapid cooling
CN109268965A A kind of multifunctional air purifier
CN109168508A A kind of fertilizer applicator
CN109140588A A kind of air purifier of energy fast purification air
CN109163228A A kind of LED illuminator
CN109163376A A kind of efficient air purifier
CN109268704A One kind shines uniform LED illuminator
CN109268703A A kind of LED light of fast demountable
CN109058883A A kind of LED light of high photosynthetic efficiency
CN108979360A A kind of lockset for mechanical equipment power distribution cabinet
CN109090868A A kind of height-adjustable feet pad
CN109114566A A kind of incinerator of band dehydration crushing function
CN109094690A A kind of shock-absorber cushion for bicycle
CN108689333A A kind of jacking apparatus
CN108790038A A kind of full-automatic injection mold improving feed mechanism
CN108946041A A kind of small-sized conveyer
CN107381223A A kind of Winder of copper cash
CN107321688A A kind of copper product device for cleaning mould
CN107462070A A kind of smelting furnace for copper product production