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ELECTROCIRCUITS INC

Overview
  • Total Patents
    11
About

ELECTROCIRCUITS INC has a total of 11 patent applications. Its first patent ever was published in 1950. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets measurement and consumer goods are ULMAELEKTRO OY, DOLPHITECH AS and RUMP ELEKTRONIK TECH.

Patent filings in countries

World map showing ELECTROCIRCUITS INCs patent filings in countries
# Country Total Patents
#1 United States 6
#2 United Kingdom 4
#3 Germany 1

Patent filings per year

Chart showing ELECTROCIRCUITS INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Erdman Donald C 6
#2 Erdman Donald Calvin 4
#3 Greene George Boyd 2
#4 Greene George B 1

Latest patents

Publication Filing date Title
US2902658A Apparatus for generating frequency modulated signals
US3005335A Ultrasonic nondestructive testing apparatus and control therefor
GB843532A Improvements in or relating to method and apparatus for measuring wave propagation time
GB841563A Improved apparatus for maintaining a predetermined spatial relationship between two objects
GB837274A Improvements in or relating to method and apparatus for measuring wave propagation time
GB835254A Improvements in or relating to ultrasonic coupling apparatus
US3009353A Ultrasonic measurement apparatus
US2931978A Methods and apparatus for measuring wave propagation time
US2751783A Apparatus for coupling ultrasonic waves
US2743429A Automatic positioning device