Learn more

ERDCO ENG CORP

Overview
  • Total Patents
    14
About

ERDCO ENG CORP has a total of 14 patent applications. Its first patent ever was published in 1949. It filed its patents most often in United States and Canada. Its main competitors in its focus markets measurement, computer technology and control are ZUELLIG AG, FORMULACTION and HYDRAMOTION LTD.

Patent filings in countries

World map showing ERDCO ENG CORPs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 4

Patent filings per year

Chart showing ERDCO ENG CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Archer Lee A 5
#2 Peterman Russel S 3
#3 Karuhn Richard F 2
#4 Brushenko Anatoli 2
#5 Eugene Mittelmann 1
#6 Bogen John S 1
#7 Townsley Malcolm G 1
#8 Archer L 1
#9 Charles Hepner 1
#10 Robin Gary I 1

Latest patents

Publication Filing date Title
US4074243A Anticipatory flammable gas detection system
US3766715A Method and apparatus for combustible gas detection in dirt laden atmosphere
US3705014A Thermal oxidation tester heater tube deposit evaluator and method of using
US3665240A Variable pitch coil filaments providing uniform temperature throughout
US3564264A Device for counting particles in a flowing fluid
US3484773A Combustible gas detector apparatus
US3522010A Combustible gas detector sampling head
US3239828A Combustible gas detector
US3029007A Packaging machine
US2696737A Magnetic type flowmeter
CA887731A Combustible gas detector apparatus
CA903883A Particle counter
CA517563A Flowmeter