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ZI YI ELECTRICAL ENG CO LTD

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    104,481
About

ZI YI ELECTRICAL ENG CO LTD has a total of 22 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China, Taiwan and Japan. Its main competitors in its focus markets engines, pumps and turbines, electrical machinery and energy and chemical engineering are HAENY & CIE, INTELLIGENT ELECTRIC MOTOR SOLUTIONS PTY LTD and KONOVALOV SERGEJ IVANOVICH.

Patent filings in countries

World map showing ZI YI ELECTRICAL ENG CO LTDs patent filings in countries
# Country Total Patents
#1 China 12
#2 Taiwan 7
#3 Japan 1
#4 Republic of Korea 1
#5 United States 1

Patent filings per year

Chart showing ZI YI ELECTRICAL ENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huang Dingcai 12
#2 Huang Ding-Cai 3
#3 Huang Chao-Sheng 3
#4 Huang Ting-Tsai 2
#5 Huang Ting Tsai 2

Latest patents

Publication Filing date Title
CN111852894A Canned magnetic pump with rear cover shield leakage-proof reinforcement
CN111255700A Canned magnetic pump with rear cover shield for preventing leakage
CN111197579A Anti-burst vertical pump
US2020204033A1 Canned motor device
CN109701302A Filter with reversely hung Yong filter core unit
CN109569056A Has the filter paper type filter core of water-tight function
CN109578291A Canned motor apparatus
CN109569063A Filter element cargo boom device
CN110575693A filter element tube positioning device of filter
CN110578136A Nickel precipitation preventing device of filter
TW202003929A Anti-nickel precipitation device of filter
CN110469512A It can prevent the vertical pump of corrosive gas
CN108310837A The filter control system that can be monitored
CN105020165A Bearing with diversion trenches
TW201201893A Filter casing with screwable top cover
TW201021894A High-pressure and tight-sealing device for filter
TW201010788A Filter inner barrel unit for clamping filter pocket
TW201010789A Filter with inner barrel unit including fixed filter pocket
TW200740702A Precious metal recovery impurities filter