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ZHEJIANG HONGYOU AIR COMPRESSOR MFG CO LTD

Overview
  • Total Patents
    71
  • GoodIP Patent Rank
    29,895
  • Filing trend
    ⇩ 72.0%
About

ZHEJIANG HONGYOU AIR COMPRESSOR MFG CO LTD has a total of 71 patent applications. It decreased the IP activity by 72.0%. Its first patent ever was published in 2009. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and surface technology and coating are ASPA ZAKLADY APARATURY SPAWALN, ETATRON D S SPA and SHENZHEN SKOOCOM ELECTRONIC CO LTD.

Patent filings in countries

World map showing ZHEJIANG HONGYOU AIR COMPRESSOR MFG CO LTDs patent filings in countries

Patent filings per year

Chart showing ZHEJIANG HONGYOU AIR COMPRESSOR MFG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ruan Qinjiang 65
#2 Chen Junli 65
#3 Geng Ainong 64
#4 Chen Weilong 45
#5 Yang Shufa 6
#6 Junli Chen 6
#7 Qinjiang Ruan 6
#8 Ainong Geng 5
#9 Wang Wei 4
#10 Wang Zhichao 1

Latest patents

Publication Filing date Title
CN111946598A Centralized unloading device of air compressor unit multi-pump-head
CN111946599A Air compressor unloading device with noise elimination function structure
CN112171991A Hot-pressing forming manufacturing equipment for sealing leather cup of oil-free air compressor
CN110332103A Electron pressure switch with time-delay closing unloading electromagnetic valve
CN110296233A Electromechanical time-delay valve based on bernoulli principle and the air compressor machine equipped with the time-delay valve
CN109356818A A kind of air compressor intake muffler
CN109058537A The quick pressure maintaining of energy simultaneously can follow setting pressure to adjust the regulator of activation threshold value
CN108916112A A kind of fan with double split flow construction
CN107747534A A kind of structure of vertical sliding ejector half air compressor
CN107806402A A kind of compressor set for being configured with pleasant retaining frame formula handle
CN107762805A A kind of blowing plant with disk closed tube cable architecture
CN107762804A It is a kind of with can store pull bar with can kinking component blowing plant
CN107559474A Can electronic settings and electronic realization pressure regulator valve and compressor equipped with the pressure regulator valve
CN107377310A A kind of load pull bar can multistation conversion handle manage formula Pneumatic glue gun
CN107362948A It is a kind of to take into account the Pneumatic glue gun for being applicable soft or hard two kinds of packagings paste extrusion operation
CN106837752A A kind of air compression and the structure and layout of storage facility
CN106837748A It is accompanied with manometric knob pressure regulator valve and is fitted with the compressor of the pressure regulator valve
CN106762550A A kind of lightweight pump head mounting and the oil-free air compressor equipped with the pump head mounting
CN106762532A A kind of hand portable air compressors
CN106762562A It is fitted with the portable air compressor device of optional supporting functions universal caster wheel