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Nanjing chemical reagent co ltd

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    133,701
About

Nanjing chemical reagent co ltd has a total of 16 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry and materials and metallurgy are KUNSHAN RIKITA PHARMACEUTICAL CO LTD, SHANGHAI TWISUN BIO PHARM CO LTD and SALZMAN LOVELACE INVEST LTD.

Patent filings in countries

World map showing Nanjing chemical reagent co ltds patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing Nanjing chemical reagent co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ding Chunyu 7
#2 Fei Rongjie 6
#3 Li Qingjie 6
#4 Shen Yue 5
#5 Wang Wenfei 4
#6 Jisun Wang 2
#7 Ding Lingpeng 2
#8 Cao Chun 2
#9 Baoning Mei 2
#10 Xianwei Zhang 2

Latest patents

Publication Filing date Title
CN111100017A Method for refining medicinal-grade ethylenediamine
CN110255519A A kind of purification process of pharmaceutical grade phosphoric acid
CN109369375A Mother liquor deferrization process during a kind of production manganese acetate
CN109053533A A kind of refining methd of N- hydroxysuccinimide
CN110655448A Refining method of environment-friendly tetrachloroethylene
CN110372548A A kind of refining methd of 5-sulphosalicylic acid
CN106588712A Purification method capable of reducing sulfate content of p-toluenesulfonic acid
CN106588562A Method for purifying iodoform
CN106083630A A kind of pressurization recrystallization method of ethylenediaminetetraacetic acid
CN106146564A A kind of preparation method of the L Antimony sodium oxide L(+)-tartrate of high yield pulp1
CN105218432A A kind of 4, the method for purification of 4 '-dipyridyl
CN104529799A Method for preparing (2-hydroxyphenylamino)acetyl chloride
CN104478695A Iron ion removal process for manganese acetate mother liquor
CN102584562A Preparation method of cobalt acetate solution
CN102100978A Method for removing trace anions from alcohol organic solvent by resin method
CN101838068A Sewage recycling device