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ZHEJIANG WANGLONG RAIL TRANSIT FACILITIES CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    202,790
  • Filing trend
    ⇩ 100.0%
About

ZHEJIANG WANGLONG RAIL TRANSIT FACILITIES CO LTD has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets transport are DUDDELL WILLIAM DU BOIS, DIATTO ALFREDO and THOMPSON SILVANUS PHILLIPS.

Patent filings in countries

World map showing ZHEJIANG WANGLONG RAIL TRANSIT FACILITIES CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing ZHEJIANG WANGLONG RAIL TRANSIT FACILITIES CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Transport

Focus technologies

Top inventors

# Name Total Patents
#1 Xu Jian 11
#2 Song Yehong 11
#3 Li Haiyang 7
#4 Zheng Guowei 5
#5 Ni Wenguang 4
#6 Zhang Jiangen 2
#7 Xiao Guojun 2
#8 Li Chaoyang 2
#9 Cheng Runliang 2
#10 Tan Donghua 2

Latest patents

Publication Filing date Title
CN111674293A Sectional insulator
CN111332159A Low clearance elastic supporting device for contact net
CN107351728A A kind of section insulator
CN105034855A Expansion joint of contact rails
CN103552484A Rigidity-flexibility transition busbar
CN102785590A Bolt-free busbar elastic wire clamp
CN102814741A Pantograph carbon strip dustless grinding machine
CN102390289A Sliding-type bus-bar joint
CN102501781A Disconnectable busbar joint device of rigid contact network
CN102343834A Rigid section insulator
CN102815231A Expansion joint of subway contact rails
CN101740986A Self-clinching chucking busbar elastic wire clip