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STEFANOV

Overview
  • Total Patents
    60
About

STEFANOV has a total of 60 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Bulgaria and Italy. Its main competitors in its focus markets medical technology, engines, pumps and turbines and civil engineering are KING CHARLES, MOLINO JOSEPH L and RAMBERT ANDRE.

Patent filings in countries

World map showing STEFANOVs patent filings in countries
# Country Total Patents
#1 Bulgaria 59
#2 Italy 1

Patent filings per year

Chart showing STEFANOVs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stefanov 54
#2 Dobrev 7
#3 Atanasov 5
#4 Monev 5
#5 Nikolova 5
#6 Koev 4
#7 Kaishev 4
#8 Prenchev 4
#9 Uzunova 4
#10 Khristov 3

Latest patents

Publication Filing date Title
BG97958A Plant growth regulation preparation
BG96755A Cosmetic series of creams
BG60210B2 Deodorizing soap for lavatory pans and method for preparing it
BG52026B2 Composition for chemical cleaning of "briz" gun barrels
BG47059A1 Medicament for the treatment of inflammatory impairments of the alveolar bone and the oral mucous membrane
BG41751A1 Multilayer protective and decorative copper- nickel- chrome coating
BG41512A1 Reactor for continuous mixing and sedimentation
BG41422A1 Device for recording distribution of operating conditions and fuel consumption in locomotive diesel energetic systems
BG41187A1 Device for controlling reduction of activity and attentivity rate of vehicle drivers
BG41256A1 Manometer of mac- leod with expanded range of measuring
BG41050A1 Polyvinylchloride plastisol
BG40375A1 Apparatus for grasping cylindric work- pieces
BG40307A1 Device for sorting high- capacitive condensers
BG40019A1 Device for fixing jackets of roll mills
BG39792A1 Device for frequency control of rheostatic starting of direct current motors
BG39592A1 Drilling carriage
BG41740A1 Lubrifying and cooling liquid for cold hydroplastic processing of metals
BG39460A1 Method and device for flow sealing of openings around electrodes in roof of ore thermic furnaces
BG39384A1 Method for preparing phosphatidylchlorine concentrate
BG38177A1 Winter multirow wheat sort <diana>