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YANG YINGHUI

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    163,157
About

YANG YINGHUI has a total of 12 patent applications. Its first patent ever was published in 2004. It filed its patents most often in China. Its main competitors in its focus markets civil engineering and packaging and shipping are NOBLE ENGINEERING AND DEV LTD, DRUMCO and CAMERON SYSTEMS IRELAND LTD.

Patent filings in countries

World map showing YANG YINGHUIs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing YANG YINGHUIs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Yang Yinghui 12
#2 Yu Xiaozhi 3
#3 Pan Lianju 3
#4 Lu Zhengbiao 3
#5 Zhang Dezhi 3
#6 Wang Huan 2
#7 Fu Hailong 2
#8 Tang Youfu 2
#9 Wang Dabiao 2
#10 Zhou Jian 2

Latest patents

Publication Filing date Title
CN109611037A Sucker rod automatic elevator
CN108425653A Gas well Operating Pressure wellhead assembly
CN108397140A Oil pipe righting mechanism and application its closed oil pipe outside cut device
CN108397152A Device is cut outside closed oil pipe
CN108381589A Ramp propelled machine hand
CN106437564A Straight line moving type small-sized iron roughneck
CN106351601A Residual liquid collecting device
CN106351594A Closed hydraulic tongs
CN106285513A Workover rig intelligence with pressure removes guard system
CN106246119A Closed spinner slips
CN1693780A Antibacterial filtering net for air conditioner
CN1683284A Method for quick preparing fiber reinforced ceramic base composite material or carbon/carbon composite material