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COMBINATUL DE OTELURI SPECIALE

Overview
  • Total Patents
    12
About

COMBINATUL DE OTELURI SPECIALE has a total of 12 patent applications. Its first patent ever was published in 1981. It filed its patents most often in Romania. Its main competitors in its focus markets environmental technology are TIANJIN IRON & STEEL CO LTD, OLKHOVSKIJ EVGENIJ and SARUNO RINJIRO.

Patent filings in countries

World map showing COMBINATUL DE OTELURI SPECIALEs patent filings in countries
# Country Total Patents
#1 Romania 12

Patent filings per year

Chart showing COMBINATUL DE OTELURI SPECIALEs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Partenie Petre 5
#2 Mihu Victor 4
#3 Zamfir Marian 3
#4 Motoiu Mihai 3
#5 Birdes Alexandru 3
#6 Diaconescu Dumitru 2
#7 Pirvan Ioan 2
#8 Ionescu Virgil 2
#9 Grigorescu Gheorghe 1
#10 Dimitriu Adriana M 1

Latest patents

Publication Filing date Title
RO107688B1 Electrode for electric-arc furnace
RO103694B1 Production method of carbon steel bars used for tools
RO92765A2 Process for working austenitic stainless steels with carbon content less than 0.1%
RO91800A2 Water-based electro-solution water composition for electrical table
RO88799A2 Electric heater
RO88798A2 Boiler electric
RO88009B1 Installation for controlling asynchronous motors
RO83225A2 Low alloy steel for cold extrusion
RO83223A2 Low alloy steel for manufacturing sendzimir-type rolls for cold rolling
RO83341A2 Electroinsulating varnish for covering electrotechnical sheets
RO83895A2 Device for welding rolling mill rolls
RO79486B1 Water-soluble electro-soluble layer compositionof water-soluble soluble electro-soluble coating for electrotecnic sheets for electrotechnic sheets