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WOLONG ELECTRIC YINCHUAN TRANSF CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    85,878
About

WOLONG ELECTRIC YINCHUAN TRANSF CO LTD has a total of 19 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, measurement and machine tools are HIGH VOLTAGE POWER CORP, BAODING BAOLING TRANSF CO LTD and BAODING TIANWEI BAOBIAN ELECTRIC CO LTD.

Patent filings in countries

World map showing WOLONG ELECTRIC YINCHUAN TRANSF CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing WOLONG ELECTRIC YINCHUAN TRANSF CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ma Jinshan 7
#2 Ma Jun 7
#3 Ma Bo 7
#4 Huang Yinping 6
#5 Lu Wei 5
#6 Zhang Jian 4
#7 Wu Lijun 4
#8 Wang E 4
#9 Zhang Yongping 3
#10 Wang Shuo 3

Latest patents

Publication Filing date Title
CN111678557A Intelligent monitoring system and method for electrified railway traction transformer
CN111627672A Mortise and tenon type transformer core clamping piece
CN111446677A Cable outlet connecting pipe device of transformer terminal box
CN111508691A Transformer iron core
CN111478249A Stainless steel groove type cable bridge with flange for transformer terminal box
CN111477432A Scott wiring transformer for electric traction AT power supply mode
CN111508688A On-load low-voltage regulating transformer
CN111477429A Siphoning type oil storage cabinet for traction transformer of railway vehicle
CN110957126A Based on transformer coil suit press
CN110875125A Clamping piece positioning device on vehicle-mounted movable transformer body
CN108899178A A kind of outgoing line device of power transformer balance winding
CN108899177A A kind of plug-in casing connection device
CN108594874A A kind of transformer static pressure tank automatic oil recharging device
CN108555191A A kind of cut-out mold of screw rod
CN108772466A A kind of transformer core axis pin cover board punching die
CN108597780A A kind of oiling transformer automatic switching-over pipeline structure
CN108550461A A kind of 10KV capacity transfers distribution transformer coils conducting wire tightening device
CN108428538A A kind of not equal appearance scott drauqht transformer
CN108428537A A kind of subway multi output Scott Transformer