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HE YILIANG

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    170,532
About

HE YILIANG has a total of 14 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 chemical engineering, environmental technology and machines are HEFEI SANFAN WATER TREAT EQUIPMENT CO LTD, HANDOK CLEAN TECH CO LTD and JIANGSU HUAZHENG ENVIRONMENTAL PROTECTION SCIENCE & TECH CO LTD.

Patent filings in countries

World map showing HE YILIANGs patent filings in countries

Patent filings per year

Chart showing HE YILIANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 He Yiliang 13
#2 Yiliang He 1
#3 Fang Xuliang 1

Latest patents

Publication Filing date Title
CN111962656A Sewer desilting device for municipal administration
CN111980145A Sewer sludge scraping device
CN111450601A Prevent blockking up sewage filter equipment
CN111450605A Self-cleaning sewage filtering device of filter screen
CN111558250A From arranging sediment sewage filter
CN111249788A Sewage residue filtering device
CN111249787A Energy-saving sewage filtering device
CN111249786A Unpowered self-cleaning sewage residue filtering device
CN106277513A High ammonia nitrogen contains thiourea photovoltaic wastewater processing method and system containing cadmium
US2009133771A1 Method and Apparatus for Making Plastic Drainage Pipe Reinforced By Steel Strips and the Plastic Drainage Pipe Reinforced By Steel
CN1631818A Organic waste water treatment process
WO0004315A1 An improved plastic composite pipe with a wire-mesh as its skeleton and the method and device of making the same
CN1210219A Method and apparatus for manufacturing and orangizating plastic tunnel with steel net
CN1109955A Method and device for making composite plastic pipeline with metallic frame