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HAIDONG POWER SUPPLY CO STATE GRID QINGHAI ELECTRIC POWER CO LTD

Overview
  • Total Patents
    44
  • GoodIP Patent Rank
    34,568
  • Filing trend
    ⇧ 22.0%
About

HAIDONG POWER SUPPLY CO STATE GRID QINGHAI ELECTRIC POWER CO LTD has a total of 44 patent applications. It increased the IP activity by 22.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, measurement and environmental technology are BICC GEN UK CABLES LTD, ZIYANG POWER SUPPLY COMPANY OF STATE GRID SICHUAN ELECTRIC POWER CORP and Eaton electric power equipment co ltd.

Patent filings in countries

World map showing HAIDONG POWER SUPPLY CO STATE GRID QINGHAI ELECTRIC POWER CO LTDs patent filings in countries
# Country Total Patents
#1 China 44

Patent filings per year

Chart showing HAIDONG POWER SUPPLY CO STATE GRID QINGHAI ELECTRIC POWER CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Qingqin 29
#2 Zheng Min 21
#3 Ye Haiping 20
#4 Dai Qiang 17
#5 Yu Shengwen 17
#6 Qi Dunyou 16
#7 Yan Qianxiang 14
#8 Ma Yulin 14
#9 Jia Zhongjun 13
#10 Zhang Hongqiang 12

Latest patents

Publication Filing date Title
CN110299682A A kind of light instrument adjusting conducting wire sag
CN110133570A A kind of electric energy performance field verifying voltage switching device and its application method
CN110125860A 10kV distribution network live line work nut auxiliary mounting tool and application method
CN110061456A A kind of auxiliary labor-saving tool for 110kV manufacturing cable head
CN110174538A A kind of image collection type anti-electricity-theft electric energy meter case
CN110061455A A kind of substation secondary cable stripping tool
CN109991536A A kind of test lead hub and method for high-voltage circuitbreaker electrical test
CN108761252A Lead aggregate device and test system
CN109030885A Transformer high-voltage pile crown tests electrode and transformer
CN108683115A Overhaul of line breaker auxiliary device and overhaul of line breaker equipment
CN108581697A Aluminium hydraulic pressed connecting pipe burr removal device
CN109066253A Full tension connecting strip wind
CN108808558A Lead for distribution uninterrupted operation is fixed and interim suspension arrangement
CN108656058A Accepting rack for distribution uninterrupted operation
CN108963502A Connection jaws termination and air switch
CN108987952A With electrical interface pecker and use arrangements of electric connection
CN108545645A A kind of lifting auxiliary threader
CN108196175A A kind of platform and pilot system of live working tools preventive trial
CN107769103A A kind of cable termination annex makes station
CN107170536A Standoff and insulator