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ROWAN CONTROLLER

Overview
  • Total Patents
    21
About

ROWAN CONTROLLER has a total of 21 patent applications. Its first patent ever was published in 1958. It filed its patents most often in United States, Canada and Sweden. Its main competitors in its focus markets electrical machinery and energy, basic communication technologies and computer technology are CHU JINXIONG, ISOSTAT and CHU CHING-HSIUNG.

Patent filings in countries

World map showing ROWAN CONTROLLERs patent filings in countries
# Country Total Patents
#1 United States 6
#2 Canada 5
#3 Sweden 4
#4 Germany 2
#5 Australia 1
#6 Belgium 1
#7 France 1
#8 United Kingdom 1

Patent filings per year

Chart showing ROWAN CONTROLLERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Coleman B 8
#2 Coleman Bernard 5
#3 Haydu J L 3
#4 Krick J 3
#5 Krick John B 3
#6 Haydu J 2
#7 Haydu John L 2
#8 B Wales Jun Nathaniel 1
#9 Wales N 1
#10 Smith John J 1

Latest patents

Publication Filing date Title
AU7037274A Modular contact structure
CA936204A Multi-pole switching mechanism
US3769529A Solid state motor control on-off timer
US3784846A Solid state motor controller for disconnecting a motor from a power source when a predetermined undervoltage condition persists for a predetermined time
US3755695A Solid state motor control cycling timer
US3614680A Multipole switching mechanism
US3510753A Ripple eliminator for pulsating unidirectional current power supply
US2993966A Cycle control