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ZHEJIANG HUAYI ELECTRIC APPLIANCE TECH CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    88,454
  • Filing trend
    ⇧ 800.0%
About

ZHEJIANG HUAYI ELECTRIC APPLIANCE TECH CO LTD has a total of 19 patent applications. It increased the IP activity by 800.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, measurement and telecommunications are GEC ALSTHOM T & D SA, SACHSENWERK AG and SURSUM ELEK ZITAETS GES LEYHAU.

Patent filings in countries

World map showing ZHEJIANG HUAYI ELECTRIC APPLIANCE TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing ZHEJIANG HUAYI ELECTRIC APPLIANCE TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhou Changyong 9
#2 Chen Minghuang 7
#3 Chen Menglie 5
#4 Li Bin 3
#5 Xue Changfan 3
#6 Xu Yang 3
#7 Chen Xianhui 3
#8 Huang Linli 2
#9 Zheng Ruzhan 2
#10 Chen Bin 2

Latest patents

Publication Filing date Title
CN111785565A Manual switching-on and switching-off device of ring main unit
CN111430162A Maintenance locking device of outdoor vacuum circuit breaker
CN109546578A A kind of uninterrupted operation maintenance auxiliary switch assembly and power grid service without power-off method
CN109546577A A kind of uninterrupted operation maintenance auxiliary switch assembly and power grid service without power-off method
CN109326486A A kind of switch simple drive mechanism of delays time to control
CN109038295A A kind of buffer unit and its high-tension switch cabinet for operating mechanism
CN108364819A A kind of isolator operation device and the disconnecting switch with it
CN108320954A A kind of excess of stroke spring mounting structure for insulated tension pole
CN108321002A A kind of isolation ground connection three position mechanism
CN108155049A A kind of transmission mechanism of earthing switch
CN108321001A A kind of three-station
CN108183422A A kind of insulating support of ring main unit
CN108155040A A kind of ring main unit with three-station
CN107633963A A kind of delay control mechanism
CN106653425A Switch structure
CN106710957A Breaker
CN106328449A Phase column synchronism adjusting method of sulfur hexafluoride breaker
CN106093535A Pole
CN105548642A Collection circuit, electric energy quality monitoring device and ring main unit