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DELPHIAN CORP

Overview
  • Total Patents
    12
About

DELPHIAN CORP has a total of 12 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United States and Canada. Its main competitors in its focus markets measurement, civil engineering and machines are WEATHERFORD SWITZERLAND TRADING AND DEV GMBH, COLQUHOUN ROSS and INTELISYS LTD.

Patent filings in countries

World map showing DELPHIAN CORPs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 2

Patent filings per year

Chart showing DELPHIAN CORPs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Zetter Mark S 5
#2 Micko Eric S 3
#3 Hadden David M 2
#4 Mottier Francois 2
#5 Shafer J Howard 1
#6 Typpo Pekka M 1
#7 Bruce Scott 1

Latest patents

Publication Filing date Title
US2010063748A1 Gas detector system and method
US6545278B1 Gas discriminating gas detector system and method
US4870855A Gas sensor protection devices and assemblies
US4432224A Hydrogen sulfide measuring systems and the like
US4489590A Method and apparatus for gas detector calibration
CA1131884A Sulfide monitoring systems
US4260950A Automatic portable pH meter and method with calibration receptacle
CA1121861A Sulfide monitoring systems
US4154660A Method and apparatus for monitoring sulfide in well drilling mud
US4157283A Sulfide monitoring system and method
US4124475A Hydrogen sulfide monitoring system
US4154659A Sulfide monitoring system and method