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HEFEI HENGDA JIANGHAI PUMP CO LTD

Overview
  • Total Patents
    79
  • GoodIP Patent Rank
    20,264
  • Filing trend
    ⇩ 45.0%
About

HEFEI HENGDA JIANGHAI PUMP CO LTD has a total of 79 patent applications. It decreased the IP activity by 45.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets engines, pumps and turbines, electrical machinery and energy and machine tools are SUMO PUMPS LTD, HAYWARD TYLER AND COMPANY LTD and EMERJY.

Patent filings in countries

World map showing HEFEI HENGDA JIANGHAI PUMP CO LTDs patent filings in countries
# Country Total Patents
#1 China 79

Patent filings per year

Chart showing HEFEI HENGDA JIANGHAI PUMP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jin Lei 42
#2 Hu Wei 39
#3 Jia Xiaojian 34
#4 Zhu Qinglong 30
#5 Li Lianying 24
#6 Liang Liang 23
#7 Qian Fenghui 21
#8 Song Tianya 17
#9 Wang Chengcheng 16
#10 Wang Ning 15

Latest patents

Publication Filing date Title
CN112049824A Oblique-pulling type submersible electric pump mounting system
CN112003432A Winding wire pulling mechanism of submersible motor
CN112025173A Welding equipment for rotating wheel assembly of full tubular pump
CN111986920A Winding harness correcting and adjusting device of submersible motor
CN111969814A Six-pole motor threading method
CN111637067A Shielding submersible electric pump
CN111673361A Water pump coupling seat welding position device
CN111628585A Strengthen stator structure of stator core rigidity
CN111577671A Rotation preventing device used in running of submersible axial flow electric pump
CN111623923A Static balancing device for pump runner
CN111619607A Track clamping device with brake function
CN111577650A Adjustable blade of electric pump with built-in impeller
CN111682672A Method for improving power density of water-filled motor
CN111396349A Self priming pump coupler convenient to dismantle
CN111396317A Deep water submersible electric pump
CN111283367A Stator clamping ring
CN111237205A Cable protection and unit anti-lifting combined device for submersible electric pump
CN111102201A Automatic butt joint device of large pump machine
CN110685929A Mining submersible electric pump
CN110594165A Submersible electric pump