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HUNAN ELECTRIC POWER CO ZHENGZHOU POWER SUPPLY CO

Overview
  • Total Patents
    36
About

HUNAN ELECTRIC POWER CO ZHENGZHOU POWER SUPPLY CO has a total of 36 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are SHAOXING ELECTRIC POWER BUREAU, SHENZHEN POWER SUPPLY BUREAU GUANGDONG GRID CO LTD and Heilongjiang electric power co ltd.

Patent filings in countries

World map showing HUNAN ELECTRIC POWER CO ZHENGZHOU POWER SUPPLY COs patent filings in countries
# Country Total Patents
#1 China 36

Patent filings per year

Chart showing HUNAN ELECTRIC POWER CO ZHENGZHOU POWER SUPPLY COs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hao Zhong 16
#2 Yangtao Ding 14
#3 Limin Lv 12
#4 Guiting Wang 9
#5 Hui Sun 8
#6 Yuan Sun 7
#7 Weizheng Zhang 7
#8 Kun Wang 5
#9 Zhu Zhan 5
#10 Guojian Ji 4

Latest patents

Publication Filing date Title
CN103871121A Information system electronic patrol method based on simulation login
CN103873285A Unified information network management platform
CN103873139A Method and system for assisting communication dispatching fault diagnosis
CN102946279A Radio signal based grounding access method of OPPC (Opticalphase Conductor)
CN102946277A Grounding access device of OPPC (Opticalphase Conductor)
CN102751712A Single-phase grounding fault line detection method for 10kV feeder line of transformer substation
CN102738896A HP-9000 type switching station fault treatment system
CN102684311A 10 kilovolt (KV) cascade switching station graded protection device and protection method thereof
CN102694376A HP-9030 distribution network grounding and short-circuit fault isolation protection device
CN102710216A Speed regulation protection device for alternating current electric hand drill
CN102710018A Automatic system for digital substation
CN102680615A Method for identifying sample injection starting point in gas chromatography
CN102694602A SDH (synchronous digital hierarchy) remote supervision system for external RPR (resilient packet ring) of substation
CN102693886A Safe-use monitoring device for power fuse
CN102645566A Counter of multifunctional electric energy meter
CN102645937A Variable-fan automatic control loop system for box-type station of substation
CN102496888A Insulated hanger device of pin-type insulator capable of replacing linear pole under live state
CN102412554A Undervoltage release guard system of high-voltage switch
CN102412553A Undervoltage release guard system of of high-voltage switch
CN102496908A Novel under-voltage release protection device