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DONGGUAN HAITE PAWO HYDRAULIC TECH CO LTD

Overview
  • Total Patents
    90
  • GoodIP Patent Rank
    16,017
About

DONGGUAN HAITE PAWO HYDRAULIC TECH CO LTD has a total of 90 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and medical technology are SHAO YUQIANG, NINGBO ZHENGE HYDRAULIC TECH CO LTD and BLAGDON ACTUATION RES LTD.

Patent filings in countries

World map showing DONGGUAN HAITE PAWO HYDRAULIC TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 90

Patent filings per year

Chart showing DONGGUAN HAITE PAWO HYDRAULIC TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shao Yugang 49
#2 Huang Yanjun 17
#3 The Inventor Has Waived The Right To Be Cited 8
#4 Li Zongxian 5
#5 Wang Xianju 5
#6 Zhao Lei 1
#7 Song Laifeng 1
#8 Yang Mengqing 1

Latest patents

Publication Filing date Title
CN112275704A Post-processing technology for machining valve body of hydraulic electromagnetic reversing valve
CN112177843A Inner curve radial plunger hydraulic motor
CN112161089A Water hammer-proof slow-closing check valve
CN112161090A Axial flow type check valve
CN111894931A Hydraulic lock
CN111810655A Electric flow regulating valve
CN111810665A Ball valve with valve seat capable of being replaced online
CN111795157A Scour prevention butterfly valve
CN111795171A Ball valve with long service life
CN111677922A Safety valve
CN111515762A Hydraulic releasing gadget manufacturing and processing equipment and hydraulic releasing gadget manufacturing process
CN111496491A Underground switch sliding sleeve installing machine and installing construction process
CN111495804A Automatic treatment device and treatment process for hydraulic packer for oil well exploitation
CN111396399A Self-locking oil cylinder
CN111425477A Hydraulic cylinder with buffering and self-locking functions
CN111396398A Self-locking oil cylinder
CN111271486A Pressure reducing valve
CN111306333A Safety valve
CN111271338A Filling mechanism of oil cylinder and rear-loading garbage truck
CN111287936A Four-plunger air compressor