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HUNAN CHEMICAL INST

Overview
  • Total Patents
    14
About

HUNAN CHEMICAL INST has a total of 14 patent applications. Its first patent ever was published in 1990. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry and basic materials chemistry are TAMA KAGAKU KOGYO CO LTD, STIERLI DANIEL and QINGDAO KINGAGROOT CHEMICAL COMPOUNDS CO LTD.

Patent filings in countries

World map showing HUNAN CHEMICAL INSTs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing HUNAN CHEMICAL INSTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Zhiling 3
#2 Huang Mingzhi 2
#3 Ou Xiaoming 2
#4 Qiuyan Xu 2
#5 Wang Xiaoguang 2
#6 Xiaoguang Wang 2
#7 Ren Yeguo 1
#8 Luo Tiejun 1
#9 Xiong Qianzheng 1
#10 Wang Yuelong Wang 1

Latest patents

Publication Filing date Title
CN1695450A Compsn. matched to weed killer in sulfonylurea
CN1442416A Helerocyclic substituted benzoxazine cyclic compound having biological activity
CN1410418A Derivative containing alkyl sulfanyl hydrazone having insecticidal, antibacterial and herbicidal activity and its preparation method
CN1406480A Aqueous emulsion composition containing dimethrin and preparation thereof
CN1406481A Micro-emulsion composition containing bromine pestcide and monuron and preparation thereof
CN1258640A Gypsum process of producing potassium sulfate and cement
CN1250046A Biocidal oximido ether compound
CN1249962A Preparation and usage of catalyst for synthesizing o-dihydroxybenzene
CN1216304A Pyridazinone derivative as biocide
CN1207329A Preparation and use method of catalyst for synthesis of 2,6-dimethylaniline
CN1199653A Catalyst for synthesis of O-cresol and 2,6-dimethyl phenol and its preparation
CN1182053A Production technology of tricalcium phosphate defluorinated in kiln
CN1060107A The manufacture method of sulfiting rape seed oil
CN1060113A Leather fat