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YANGZHOU YOUYI TOOLS MFG CO LTD

Overview
  • Total Patents
    31
  • GoodIP Patent Rank
    144,468
  • Filing trend
    ⇩ 50.0%
About

YANGZHOU YOUYI TOOLS MFG CO LTD has a total of 31 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets machine tools and chemical engineering are SAMSONWERK G M B H, SUZHOU HUAYI METAL PRODUCTS CO LTD and JIANGSU XINSHUN STAINLESS STEEL PRODUCTS CO LTD.

Patent filings in countries

World map showing YANGZHOU YOUYI TOOLS MFG CO LTDs patent filings in countries
# Country Total Patents
#1 China 31

Patent filings per year

Chart showing YANGZHOU YOUYI TOOLS MFG CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Zhou Qifu 31
#2 Guo Maoyong 19
#3 Zhou Hongqun 19
#4 Hou Wenli 10

Latest patents

Publication Filing date Title
CN112276634A Conveniently change dismounting device of broach
CN112276846A Fixing device for connecting hob and hob shaft
CN112276633A Clamping device convenient to change broach
CN112246696A Broach maintains maintenance device
CN112247611A Hob edging device
CN112247667A Broach with measurement function
CN110434392A A kind of fast disassembly type broaching tool mounting structure
CN110449669A A kind of clamping type hob head of maintenance easy to disassemble
CN109202555A It is a kind of with real-time measurement structure and with multiterminal head broach grainding machine
CN107225481A A kind of multi-freedom intelligent precision grinder
CN107282298A A kind of oil filtering device of automatic precision grinding machine
CN104690645A Positioning and adjustment type broach grinding machine and workpiece positioning and adjustment method
CN103419078A Hob dividing accuracy improved device
CN103419135A Cooling device of sharpening grinder
CN103419069A Oil fume removing device of machine tool
CN103419092A Up-and-down movement brake apparatus of sharpening grinder
CN103419136A Cooling oil purification plant of sharpening grinder
CN103419093A Grinding head support of sharpening grinder
CN103419133A Hob processing grinding wheel dressing device
CN103419094A Four-axle linkage device