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HUBEI HONGYUAN PHARMACEUTICAL TECH CO LTD

Overview
  • Total Patents
    64
  • GoodIP Patent Rank
    22,738
  • Filing trend
    ⇧ 46.0%
About

HUBEI HONGYUAN PHARMACEUTICAL TECH CO LTD has a total of 64 patent applications. It increased the IP activity by 46.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, measurement and chemical engineering are JILIN INST CHEMICAL TECHNOLOGY, JILIN INST CHEMICAL TECH and HOELZLE & CHELIUS GMBH.

Patent filings in countries

World map showing HUBEI HONGYUAN PHARMACEUTICAL TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 64

Patent filings per year

Chart showing HUBEI HONGYUAN PHARMACEUTICAL TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Deng Zhihua 37
#2 Yan Haozhe 23
#3 Fang Yao 23
#4 Huang Zuo 19
#5 Zhou Yongjun 17
#6 Yu Shasha 17
#7 Tong Wu 14
#8 Shu Weifeng 11
#9 Deng Yang 11
#10 Jia Xuefeng 11

Latest patents

Publication Filing date Title
CN112285244A Method for monitoring nitration reaction in production process of 2-methyl-5-nitroimidazole
CN111999413A Method for detecting content of residual benzene in metronidazole
CN112034075A Method for checking limit of residual methyl formate and methanol in metronidazole
CN111689902A Preparation method of high-purity tinidazole
CN111879713A Method for judging reaction end point of diacetylguanine and controlling quality of finished product
CN111821708A Floating ball type equipment for automatically limiting distillation flow velocity
CN111704578A Continuous production method of 2-methyl-5-nitroimidazole
CN110940754A High performance liquid chromatography method for separating and measuring impurities in valacyclovir hydrochloride
CN111024844A Method for detecting related impurities of azithromycin capsules
CN110902741A Method and device for recovering solvent in diacetylacyclovir production
CN110818715A Production method of diacetylacyclovir
CN110791538A Production method suitable for synthesizing sitagliptin phosphate by enzyme method
CN110749682A Method for detecting content of 2-methyl-5-nitroimidazole
CN110763792A Method for detecting guanine-related substances
CN110922319A Intermittent distillation-adsorption coupling dehydration technology for chloral hydrate
CN111153917A Purification process of lithium bis (oxalato) borate
CN110878078A Method for preparing electronic-grade fluoroethylene carbonate through fractional crystallization
CN110127830A A kind of explosion-proof processing method of -5 nitroimidazole of 2- methyl production waste water
CN110041299A A kind of method that the continuous gas phase catalytic fluorination of fixed bed prepares fluorinated ethylene carbonate
CN109608485A A method of continuously preparing di-oxalate lithium borate