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DUBROVIN LEV N

Overview
  • Total Patents
    43
About

DUBROVIN LEV N has a total of 43 patent applications. Its first patent ever was published in 1968. It filed its patents most often in USSR (Union of Socialist Soviet Republics). Its main competitors in its focus markets environmental technology, machine tools and mechanical elements are SHANGHAI JIUTONG PLASTIC PRODUCT CO LTD, SP K B TRANSNEFTEAVTOMATIKA G and NII PROMY STR.

Patent filings in countries

World map showing DUBROVIN LEV Ns patent filings in countries
# Country Total Patents
#1 USSR (Union of Socialist Soviet Republics) 43

Patent filings per year

Chart showing DUBROVIN LEV Ns patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dubrovin Lev N 43
#2 Shchenev Ivan S 18
#3 Levitskij Vadim G 10
#4 Tsfas Grigorij M 6
#5 Ivanov Evgenij K 6
#6 Sopochkin Vitalij A 5
#7 Snitsarenko Roman L 5
#8 Kosinets Mikhail I 5
#9 Shejnman Dmitrij I 4
#10 Myagkov Viktor N 3

Latest patents

Publication Filing date Title
SU1279714A1 Arrangement for feeding rod billets to a lathe
SU1214281A1 Apparatus for hydromechanical stamping of hollow stepped parts
SU1235540A1 Method of applying viscous lubricant on die working tool
SU1184455A1 Method of producing the elevator canvas of root vegetable harvesting machine
SU1199491A1 Die for cutting bar stock
SU1224064A1 Turret feed arrangement to press
SU1199489A1 Method of cutting bar stock
SU1194311A1 Root vegetable harvester elevator belt
SU1150390A1 Device for homogenizing fuel-air mixture in fuel system
SU1180125A1 Die with turret feed of piece blanks
SU1140874A1 Method of multizone heading of beads
SU1109223A1 Apparatus for hydromechanical forming of hollow step parts
SU1098647A1 Stamping device
SU1093868A1 Method of splicing high-pressure hoses
SU1200069A1 Nipple for high-pressure hoses
SU1100053A2 Rest for measuring off blank length
SU1013041A1 Apparatus for feeding piece blanks to working zone of press
SU988421A1 Extrusion set
SU963800A1 Apparatus for automated feeding of blanks
SU978986A1 Apparatus for conveying and rejecting non-measured cylindrical works to working machine