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FEDOROV ERNST K

Overview
  • Total Patents
    13
About

FEDOROV ERNST K has a total of 13 patent applications. Its first patent ever was published in 1976. It filed its patents most often in USSR (Union of Socialist Soviet Republics) and Russian Federation. Its main competitors in its focus markets environmental technology are SHENZHEN KELV ELECTRONIC TECHN, EAST CHINA GRID CO LTD and OLEJNIK NIKOLAJ.

Patent filings in countries

World map showing FEDOROV ERNST Ks patent filings in countries

Patent filings per year

Chart showing FEDOROV ERNST Ks patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Smart grids

Top inventors

# Name Total Patents
#1 Fedorov Ernst K 13
#2 Shneerson Eduard M 8
#3 Slobodkin Adolf Kh 1

Latest patents

Publication Filing date Title
RU2009597C1 Device for automatic turning redundant power supply on at motor loading
RU2000639C1 Automatic throw-over device for two bus sections with motor load
RU2000638C1 Automatic transfer device
SU1746468A1 Method of automatic switching two motor load buses sections to stand-by supply
RU1769288C Device for disabling protective guard at hunting
SU1670735A1 Device for overload and open-conductor protection of three-phase motor
SU862305A1 Device for protecting three phase motor against anormal mode
SU811393A1 Device for protecting three-phase electric motors
SU775785A1 Interlocking starting device for interlocking at switnging
SU743102A1 Device for protective cut-out of electric equipment in ac mains
SU702448A1 Relay phase comparator
SU748637A1 Resistance relay
SU752593A1 Directional resistance relay