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YAN YUSHAN

Overview
  • Total Patents
    24
  • GoodIP Patent Rank
    170,891
About

YAN YUSHAN has a total of 24 patent applications. Its first patent ever was published in 2005. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets chemical engineering, electrical machinery and energy and environmental technology are PEMEAS GMBH, UENSAL OEMER and BASF FUEL CELL RES GMBH.

Patent filings in countries

World map showing YAN YUSHANs patent filings in countries

Patent filings per year

Chart showing YAN YUSHANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yan Yushan 24
#2 Wang Junhua 6
#3 Gu Shuang 6
#4 Zhao Yun 6
#5 Wang Lan 6
#6 Xu Bingjun 5
#7 Alia Shaun 5
#8 Hu Keda 5
#9 Wang Xin 4
#10 Wang Feng 3

Latest patents

Publication Filing date Title
WO2019079513A1 Polymers having stable cationic pendant groups for use as anion exchange membranes and ionomers
US2017149080A1 Phosphonium cations and polymers incorporating them
CN103032820A Production method for reflecting housing of nano-optical energy saving lamp
US2014326611A1 Membranes and catalysts for fuel cells, gas separation cells, electrolyzers and solar hydrogen applications
US2013260282A1 Extended two dimensional metal nanotubes and nanowires useful as fuel cell catalysts and fuel cells containing the same
US2012119410A1 Highly basic ionomers and membranes and anion/hydroxide exchange fuel cells comprising the ionomers and membranes
US2011300718A1 On-wafer crystallization for pure-silica-zeolite ultra low-k films
US2011097570A1 Wear and corrosion resistant zeolite coating
US2011237690A1 Highly basic ionomers and membranes and anion/hydroxide exchange fuel cells comprising the ionomers and membranes
US2011129925A1 Zeolite and bone mimetic zeolite based coatings for bioimplants
US2010159305A1 Carbon based electrocatalysts for fuel cells
US2006088741A1 Methanol resistant cathodic catalyst for direct methanol fuel cells