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GUIZHOU DR STONE TECH CO LTD

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    58,655
  • Filing trend
    ⇧ 500.0%
About

GUIZHOU DR STONE TECH CO LTD has a total of 27 patent applications. It increased the IP activity by 500.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, macromolecular chemistry and polymers and chemical engineering are JIANGSU WANBANG NEW MATERIAL TECH CO LTD, JIANGSU BAIRUIJI NEW MAT CO LTD and YUNNAN SENBO CONCRETE ADMIXTURE CO LTD.

Patent filings in countries

World map showing GUIZHOU DR STONE TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 27

Patent filings per year

Chart showing GUIZHOU DR STONE TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Jie 27
#2 Tian Yingbing 26
#3 Fang Shichang 26
#4 Pi Yongqi 15
#5 Deng Ni 7
#6 Yan Yi 6
#7 Wang Yuanfu 3
#8 Gao Zonghong 2
#9 Long Xiao 2
#10 Ran Jinyou 2

Latest patents

Publication Filing date Title
CN112079587A Preparation method of low-expansion high-heat-conductivity emergency repair additive for nuclear power facilities
CN111825373A Preparation method for synthesizing high-performance polycarboxylate superplasticizer from novel VPEG polyether
CN111992152A Preparation method of ultrasonic-assisted concrete self-repairing microcapsule under magnetic field coupling
CN111825811A High-water-retention polycarboxylate superplasticizer and preparation method thereof
CN111793174A Normal-temperature synthesis method of multi-element-initiated slow-release slump-retaining polycarboxylic acid water reducer
CN111995283A Preparation method of early-strength high-efficiency alkali-free accelerator
CN111908819A Liquid alkali-free accelerator and preparation method thereof
CN111704698A Preparation method of hyperbranched viscosity-reducing polycarboxylate superplasticizer
CN111763290A Early-strength polycarboxylate superplasticizer
CN111689715A Yield-increasing reinforced cement grinding aid and preparation method thereof
CN110606696A Liquid alkali-free accelerator and normal-temperature synthesis process thereof
CN110567847A rapid comparison test method for performance indexes of polycarboxylic acid concrete admixture
CN110627972A Novel mud-resistant polyether polycarboxylic acid water reducer and normal-temperature synthesis process thereof
CN110550881A High-efficiency high-modulus low-resilience low-alkali setting accelerator and preparation method thereof
CN110591015A Polycarboxylate superplasticizer and method for rapidly synthesizing same at normal temperature
CN110642995A Preparation method of polycarboxylic acid water reducer for low-slump concrete
CN110642994A Preparation method of stone powder adaptive polycarboxylate superplasticizer
CN110357479A A kind of nanocrystalline caryogram concrete early strength agent and preparation method thereof
CN110423313A A kind of preparation method with unsaturated acid anhydride Lipase absobed sustained-release polycarboxylic water reducer
CN109133713A A kind of preparation method and application of new type mortar additive