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INST CHEMISTRY CO LTD HENAN ACADEMY OF SCIENCES

Overview
  • Total Patents
    65
  • GoodIP Patent Rank
    55,943
About

INST CHEMISTRY CO LTD HENAN ACADEMY OF SCIENCES has a total of 65 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, semiconductors and basic materials chemistry are ZHENGZHOU SIGMA CHEMICAL CO LTD, FED GOSUDARSTVENNOE BYUDZHETNOE UCHREZHDENIE NAUKI INST ORGANICHESKOJ KHIMII IM N D ZELINSKOGO ROSSI and CHO YOUNG JUN.

Patent filings in countries

World map showing INST CHEMISTRY CO LTD HENAN ACADEMY OF SCIENCESs patent filings in countries
# Country Total Patents
#1 China 65

Patent filings per year

Chart showing INST CHEMISTRY CO LTD HENAN ACADEMY OF SCIENCESs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Zhenqiang 16
#2 Yang Ruina 16
#3 Qu Fengbo 14
#4 Zhou Xiaonan 10
#5 Chen Hui 10
#6 Sun Minqing 10
#7 Wang Jianli 10
#8 Wang Jinliang 10
#9 Guo Libing 9
#10 Zhao Liang 9

Latest patents

Publication Filing date Title
CN105348325A Bisphosphonic heterocyclic organic electroluminescent compounds comprising spirofluorene structures, and synthetic method and application thereof
CN105237379A Production method for 4-bromo fluorenone
CN105111132A Production method of 2,2'-biimidazole
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CN105001201A Method for extracting pymetrozine from industrial waste water
CN105038292A Soluble carbazole dioxazine violet pigment
CN104926832A Fluorene dioxazine compound
CN104892634A Carbazole dioxazine compound
CN104861001A Method for preparing ferrocene diphosphine ligand
CN104710430A Synthetic method for aminocarbazole compound
CN104693025A Feeding manner for preparing L-monomenthyl glutarate
CN104788324A Synthetic method of aminofluorene compounds
CN104558029A Method for synthesizing bis(dicyclohexylphosphine)alkane
CN104530104A Synthesis method of 9,9'-spirobifluorene-4-boric acid
CN104562705A Macromolecule functionalized fiber material and synthesis method thereof
CN104495838A Method for preparing activated carbon
CN104370963A Method for synthesizing 2,2'-double diphenyl phosphine-1,1'-dinaphthalene
CN104258802A Screw type conical reaction kettle
CN104311446A Method for catalysis synthesis of (Z)-2-acetylamino methyl cinnamate through DCC/DMAP
CN104162388A Continuous ultralow temperature reaction device