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SHANDONG DONGRUI HI TECH DEV CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    122,631
  • Filing trend
    ⇧ 500.0%
About

SHANDONG DONGRUI HI TECH DEV CO LTD has a total of 14 patent applications. It increased the IP activity by 500.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets macromolecular chemistry and polymers, basic materials chemistry and electrical machinery and energy are HUANG WANZHONG, ORICA AUSTRALIA PTY LTD and ANHUI YURUI ENVIRONMENTAL PROT CONSTRUCTION CO LTD.

Patent filings in countries

World map showing SHANDONG DONGRUI HI TECH DEV CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing SHANDONG DONGRUI HI TECH DEV CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dong Tingxian 11
#2 Li Lianfang 3
#3 Qi Shaojing 2
#4 Qin Yan 2
#5 Liu Defa 1
#6 Liu Zhenzhen 1
#7 Li Chunshan 1
#8 Liu Yan 1

Latest patents

Publication Filing date Title
CN108880106A A kind of motor with air-cooling apparatus
CN109004804A One kind 4 pole, 27 slot method for winding and motor of electric driven bicycle
CN108981619A A kind of stator core testing flatness method
CN108641076A A kind of high-molecular cement concrete additive and preparation method thereof
CN108948932A A kind of insulating mold coating and preparation method thereof
CN108504022A A kind of modified pitch base waterproof roll and preparation method thereof
CN108504089A A kind of high-strength abrasion-proof plastic material and preparation method thereof
CN108504163A A kind of bioengineering inner wall putty powder and preparation method thereof
CN108383197A A kind of green printing waste water treating agent and preparation method thereof
CN108192407A A kind of Environmental-friendinterior-wall interior-wall putty powder and preparation method thereof
CN108246295A A kind of sewage disposal catalyst and preparation method thereof
CN108034323A A kind of environment-friendly interior wall coating and preparation method thereof
CN108079620A A kind of foundry industry liquid charging stock removal inner air device
CN108080093A A kind of industry solid-liquid raw material mixed stirring device