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YANTAI WANLONG VACUUM METALLURG CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    191,611
About

YANTAI WANLONG VACUUM METALLURG CO LTD has a total of 14 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy are AMERICAN ELECTRIC SMELTING AND ENGINEERING COMPANY, LASH HORACE W and INTERLAKE IRON CORP.

Patent filings in countries

World map showing YANTAI WANLONG VACUUM METALLURG CO LTDs patent filings in countries

Patent filings per year

Chart showing YANTAI WANLONG VACUUM METALLURG CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Wang Zhaofei 10
#2 Wang Fengde 6
#3 Zhang Zongning 5
#4 Yao Zhiqiang 4
#5 Li Xiumei 4
#6 Tang Mingming 4
#7 Zhao Jingshan 4
#8 Zhou Zhou 4
#9 Wang Dong 3
#10 Mou Jianpeng 3

Latest patents

Publication Filing date Title
CN105014025A Production method for copper-nickel-tin alloy strip
CN105063410A Electric railway contact line and machining process thereof
CN104907515A Liquid level control system and liquid level measuring method based on oblique photography
CN104635768A Ultrasonic liquid level control system and implementing method based on Lab VIEW
CN104342575A Electrified railway chromium-zirconium-copper contact line and machining process thereof
CN104164587A Compact dispersion-strengthened copper-base composite material
CN103740975A Copper-nickel-silicon alloy and preparation method thereof
CN102816948A Copper alloy
CN102527961A Copper sleeve for strip continuous casting crystallization roller and manufacturing method thereof
CN102513793A Manufacturing method for water cooled walls
WO2012159247A1 Small wear resistant sleeve for tuyere of blast furnace
CN102181594A Wear-resisting blast-furnace tuyere small jacket
CN102133619A Cooling roller device for amorphous tape machine
CN102107271A Endogenous-steam cooling casting method for castings