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ELLINGSEN O & CO

Overview
  • Total Patents
    51
About

ELLINGSEN O & CO has a total of 51 patent applications. Its first patent ever was published in 1985. It filed its patents most often in Norway, Australia and Canada. Its main competitors in its focus markets civil engineering, materials and metallurgy and environmental technology are SVENSKA SKIFFEROLJE AB, UNION OIL COMPANY OF CALIFORNIA and CHINA UNIV OF PETROLEUM—BEIJING.

Patent filings per year

Chart showing ELLINGSEN O & COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ellingsen Olav 44
#2 Ellingsen Bjarte Sorebo 6
#3 Ellingsen Liv Sorebo 6
#4 Ellingsen Bjarte Soereboe 4
#5 Ellingsen Liv Soereboe 3
#6 Ellingsen Bjarte S Reb 1
#7 Knapstad Egil 1

Latest patents

Publication Filing date Title
AU4065099A Concept for the production of pure carbon black through the combustion of natural gas without co2 and the production of electric power
CA2235833A1 Production of metal such as aluminium, magnesium, silicon and the like from metal oxide compounds
AU7711996A Production of metal such as aluminium, magnesium, silicon and the like from metal oxide compounds
FI864760A0 Artificial gland for implantation in human body
NO854852L PROCEDURE FOR INCREASING THE EXTRACTION RATE OF OIL OTHER VOLATILE LIQUIDS FROM OIL RESERVES.