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DRUZHININ GAVRIIL F

Overview
  • Total Patents
    17
About

DRUZHININ GAVRIIL F has a total of 17 patent applications. Its first patent ever was published in 1976. It filed its patents most often in USSR (Union of Socialist Soviet Republics). Its main competitors in its focus markets environmental technology are STRAKA MILOSLAV, Changzhou Derui Electronic Co Ltd and INSTITUTE OF TRANSP SYSTEMS AND TECHNOLOGIES OF NATIONAL ACADEMY OF SCIENCES OF UKRAINE.

Patent filings in countries

World map showing DRUZHININ GAVRIIL Fs patent filings in countries
# Country Total Patents
#1 USSR (Union of Socialist Soviet Republics) 17

Patent filings per year

Chart showing DRUZHININ GAVRIIL Fs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Druzhinin Gavriil F 17
#2 Druzhinina Nina P 7
#3 Boguslavskij Vladislav N 3

Latest patents

Publication Filing date Title
SU1751281A1 Valve head
SU1719566A1 Float-driven side-flow valve
SU1113494A1 Valve head
SU1033664A1 Valve head
SU1115024A2 Liquid level control
SU1030608A1 Cock
SU898152A2 Coupling for conveying rotation through sealed partition
SU842729A1 Liquid level control
SU815176A1 Float-type valve
SU889487A1 Arrangement for self-pulling of endless-track machine
SU694691A1 Sealed torque transmitting clutch
SU773340A1 Mechanism for converting uniform rotation to nonuniform one
SU627263A1 Coupling for transmission of rotation through hermetic partion
SU594354A1 Coupling for conveying rotation through sealing partition
SU656136A1 Storage battery filling-up device
SU578505A1 Coupling for transmission of rotation through sealed partition
SU574560A1 Druzhinin,s coupling for transmitting rotation throughhermetic web