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KHEHLLIBERTON EHNERDZHI SERVIS

Overview
  • Total Patents
    30
About

KHEHLLIBERTON EHNERDZHI SERVIS has a total of 30 patent applications. Its first patent ever was published in 2002. It filed its patents most often in Russian Federation. Its main competitors in its focus markets basic materials chemistry, machines and civil engineering are CALFRAC WELL SERVICES LTD, GRINDING & SIZING CO INC and ABAD CARLOS.

Patent filings in countries

World map showing KHEHLLIBERTON EHNERDZHI SERVISs patent filings in countries
# Country Total Patents
#1 Russian Federation 30

Patent filings per year

Chart showing KHEHLLIBERTON EHNERDZHI SERVISs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ngujen Filip D 6
#2 Todd Brehdli L 4
#3 Slabaf Billi F 2
#4 Ist Lojd Eh Ml 2
#5 Bloch Mehtt Ju E 2
#6 Pols Richard V 2
#7 Uiver Dzhimmi D 2
#8 Parker Mark A 2
#9 Uehlton Tomas D 2
#10 Fankkhauzer Gari P 2

Latest patents

Publication Filing date Title
RU2351745C2 Compositions and methods for well cementing