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YONGYI VALVE GROUP CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    172,005
About

YONGYI VALVE GROUP CO LTD has a total of 11 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements are DALIAN QIANBAO CAST IRON FOUNDRY CO LTD, TAIMU GIKEN KK and FLOWSERVE FLUID MOTION AND CONTROL SUZHOU CO LTD.

Patent filings in countries

World map showing YONGYI VALVE GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing YONGYI VALVE GROUP CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements

Focus technologies

Top inventors

# Name Total Patents
#1 Zheng Zilin 5
#2 Zhao Chunyue 5
#3 Li Jianrong 3
#4 Zhang Yongzhong 3
#5 Chen Bin 3
#6 Gan Aigen 2
#7 Hu Guohui 2
#8 Luo Lihua 2
#9 Zhang Wei 2
#10 Feng Dong 1

Latest patents

Publication Filing date Title
CN108679277A Pressure balance type safety valve
CN108679280A Vibration proof pilot operated safety valve
CN108679258A A kind of regulation ball valve
CN108679279A Inner safety-valve
CN108679281A Pulse type safety valve
CN105135012A Device and method for adjusting opening and closing pressure difference of safety valve
CN105065738A Adjustable-flow pilot-operated type safety valve with induction tube
CN104235478A Impulse safety valve
CN103851238A Vacuum backflow prevention pilot operated safety valve
CN102313052A Built-in pilot operated safety valve
CN102313053A Air suction type safety valve