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LI ZHEFENG

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    221,022
  • Filing trend
    0.0%
About

LI ZHEFENG has a total of 13 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2003. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets surface technology and coating, telecommunications and environmental technology are ALTOS HORNOS DE VIZCAYA SA, SARATOVSKIJ ZNAK POCHETA I MEK and OSIPOV ANATOLI A.

Patent filings in countries

World map showing LI ZHEFENGs patent filings in countries

Patent filings per year

Chart showing LI ZHEFENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Zhefeng 13
#2 Sahin Mustafa E 1
#3 Tarraf Osama 1
#4 Lee Kyounghwan 1

Latest patents

Publication Filing date Title
CN107201509A A kind of apparatus for atomic layer deposition and method with same plasma source
CN103991316A Averaging line ruler
CN102849167A Power assisting accelerator for bicycle
US2012295609A1 Methods and apparatus for underperforming cell detection and recovery in a wireless network
CN1692797A Acidization agent composite using L-lactic acid as main component, and use thereof
CN1666631A Slow releasing integument composition of cysteamine or its salts, processing technique and application thereof
CN1666635A Composition containing antalzyme and purposes thereof
CN1631208A Feed addictive
CN1669461A Composite premix
CN1442073A Composite preblend material
CN1442075A Feed additive
CN1442074A Composite preblend material