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EASTERN AIR DEVICES INC

Overview
  • Total Patents
    23
About

EASTERN AIR DEVICES INC has a total of 23 patent applications. Its first patent ever was published in 1943. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets electrical machinery and energy, measurement and machines are FAULHABER FRITZ GMBH & CO KG DR, MOVING MAGNET TECH and FLYNN CHARLES J.

Patent filings in countries

World map showing EASTERN AIR DEVICES INCs patent filings in countries
# Country Total Patents
#1 United States 19
#2 United Kingdom 2
#3 Canada 1
#4 France 1

Patent filings per year

Chart showing EASTERN AIR DEVICES INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Naul James M 6
#2 Harned Timothy James 3
#3 Harned Timothy J 3
#4 Hamilton Hugh G 2
#5 Huard Steven R 2
#6 Taft Charles K 2
#7 Lancisi David M 2
#8 Huard Steven Roger 2
#9 Alfred Skrobisch 2
#10 Pavlat Joseph Stephen 2

Latest patents

Publication Filing date Title
US4873462A Stepping motor with low detent torque
US4772815A Variable refluctance position transducer
US3936720A Half-wave rectifier circuit
US3293637A Analog-to-digital converter
US2947933A Induction generator tachometer
US2832908A Temperature compensation for a rotating electric machine
US2807735A Shaded pole motor
US2833879A Speed regulator
US2850653A Miniature d. c. motor
US2814786A Saturable reactor
US2841768A Method and system for checking the speed-output relationship of a generator
US2709762A Electric motor stator construction
US2788458A High starting torque induction motor rotor
US2750522A Method of magnetizing two-section permanent magnet alternators
US2529049A Method of magnetizing permanent magnet rotors
US2483013A Combination slinger spacer
US2438213A Gyroscope erection system
US2422861A Dynamically balanced relay
US2411684A Dynamoelectric machine assembly