Learn more

LI WANQING

Overview
  • Total Patents
    32
  • GoodIP Patent Rank
    54,204
  • Filing trend
    ⇩ 100.0%
About

LI WANQING has a total of 32 patent applications. It decreased 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 basic materials chemistry, pharmaceuticals and foods and drinks are HUANG CHUNMEI, XU RAN and YANG CHAO.

Patent filings in countries

World map showing LI WANQINGs patent filings in countries
# Country Total Patents
#1 China 32

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Li Wanqing 32
#2 Li Liaodong 2
#3 Liang Xingcun 2
#4 Li Minhuan 2
#5 Chen Nannan 1
#6 Guo Min 1
#7 Shi Gaosheng 1
#8 Li Haicang 1
#9 Wang Shengjie 1
#10 Liang Jiulin 1

Latest patents

Publication Filing date Title
CN111243396A Centripetal force teaching experiment device
CN108004545A A kind of circuit board corrosion liquid regenerating unit and its method
CN109953284A A kind of salted dried mustard cabbage meat products production method
CN105412525A Traditional Chinese medicine composition for treating neurological and orthopaedic cervical spondylosis
CN105412244A Traditional Chinese medicine composition treating gynecological cervicitis
CN105113458A Method for reducing scouring erosion of turbulent flow in water flow to bottom or side walls of river ditch in water conservancy project
CN105155466A Method for reducing washout erosion to bottom or side wall of barrage ditch caused by turbulence in water flow in hydraulic engineering
CN105256762A Method for relieving erosion corrosion of turbulent flow in water flow to bottom or side wall of ditch in hydraulic project
CN105031552A Traditional Chinese medicine composition for treating gynecological tumors
CN105038390A Waterproof modified rosin resin printing ink composition and preparing technology
CN105086598A Novel ester modified resin ink composition
CN105062191A Glossiness modified resin ink composition and preparation method thereof
CN105086597A Rosin resin ink compound with addition of isopropyl alcohol
CN105062200A N-butanol-added modified rosin resin ink composition
CN105012612A Traditional Chinese medicine composition for treating hyperosteogeny
CN104940554A Chinese herbal composition for treating heart diseases
CN104739969A Traditional Chinese medicine composition for treating neurasthenia
CN104825965A Chinese medicinal composition for treatment of gastroenteritis
CN104559470A Copolymerization modified polyacrylic ester printing ink and process thereof
CN104559460A Waterborne polyurethane printing ink and preparing technology thereof