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Changzhou tianhua pharmaceutical co ltd

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    142,073
  • Filing trend
    ⇩ 100.0%
About

Changzhou tianhua pharmaceutical co ltd has a total of 15 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry and environmental technology are NANTONG CHENGXIN AMINO ACID CO LTD, DET DANSKE MEDICINAL & KEMIKAL and GANSU RES INST OF CHEMICAL INDUSTRY.

Patent filings in countries

World map showing Changzhou tianhua pharmaceutical co ltds patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing Changzhou tianhua pharmaceutical co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Jianping 13
#2 Li Guangwen 10
#3 Ni Guocheng 8
#4 Zhuang Cangwei 1
#5 Lin Wei 1

Latest patents

Publication Filing date Title
CN111253267A Method for synthesizing propranolol hydrochloride
CN110092722A A method of catalyzing and synthesizing 4- acyl group aralkylphenol derivative
CN109912406A A kind of synthetic method of 2- hydroxy isocaproic acid calcium
CN107129470A A kind of synthesis of minoxidil and process for purification
CN107235930A A kind of synthetic method of dyclonine hydrochloride
CN107162983A A kind of synthesis of methimazole and process for purification
CN107353230A A kind of synthetic method of Amidinobenzene hydrochloride
CN107353275A A kind of synthetic method of the formic acid of xanthenes 9
CN107266335A A kind of method of one pot process sebacic dinitrile
CN106966925A A kind of preparation method of octanohydroxamic acid
CN107011124A A kind of production method of triphen phenolic compound
CN105541561A Method for synthesizing and purifying 1,1,1-tri(4-hydroxy phenyl) ethane
CN103570577A Preparation method of N,N-dimethyl propionamide
CN103641806A Preparation method of 4-phenylethynylphthalic anhydride
CN102351684A Preparation method of 2-phenylpropionic acid