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LI WENCAI

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    203,260
  • Filing trend
    ⇧ 100.0%
About

LI WENCAI has a total of 16 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2000. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, environmental technology and pharmaceuticals are CHONGQING FUAN PHARMACEUTICAL GROUP CO LTD, SICHUAN KELUN MEDICINE RES INST CO LTD and CHANGZHOU ALNOVA PHARMACEUTICALS CO LTD.

Patent filings in countries

World map showing LI WENCAIs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Li Wencai 15
#2 Chen Song 4
#3 Yang Yonghong 4
#4 Ren Li 4
#5 Li Zhenfeng 1
#6 Zhang Peng 1
#7 Li Wencai Yang 1

Latest patents

Publication Filing date Title
CN108299460A The environment-friendly high-efficiency extracting method of qinghaosu and Artemisitene
CN108299461A A kind of qinghaosu extracting method of environment-friendly high-efficiency
CN109589333A Compound vitamin eye drops
CN104322450A Method for rapidly breeding and hybridizing dairy beef cattle
CN103653237A Health-care cigarette capable of reducing hypertension, hyperglycemia and hyperlipidemia
CN103207264A Public network based national soil moisture content monitoring evaluation system and evaluation method
CN103209194A Soil moisture content detection device based on mode of Internet of things and detection method thereof
CN102882905A Method for setting disaster prevention system transmission management platform based on public network
CN102883140A Method for setting picture collection terminal of dangerous sites based on public network platform
CN101008381A Pumping system of rodless piston pump
CN1865703A Pumping system of leading-screw plunger pump
CN1865704A Electric submersible leading-screw plunger oil well pump
CN1523203A Balance beam front and rear arm variable torque type well pumping unit
CN1464175A Curved beam-pumping unit driven by pulley block
CN1289010A Tail beam balancer for beam pumping unit
CN1327937A System and method for collecting, sealing, compressing and treating life garbage for residence