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BARBER COLMAN CO

Overview
  • Total Patents
    1,206
About

BARBER COLMAN CO has a total of 1,206 patent applications. Its first patent ever was published in 1894. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets machines, textiles and paper and packaging and shipping are CHAMBERS BROTHERS CO, HUANG HARRISON and GREENE LINE MFG CORP.

Patent filings per year

Chart showing BARBER COLMAN COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Colman Howard D 95
#2 Peterson Burt A 86
#3 Kennedy Walter W 51
#4 John Edgar 34
#5 Schewe Richard A 24
#6 Haug Edward W 23
#7 Johnson Stuart J 22
#8 Lilja Edgar D 21
#9 Fransson George E 20
#10 Drake Russell P 20

Latest patents

Publication Filing date Title
US6651952B1 Two position rotary actuator incorporating DC solenoid
US6116215A Integrated throttle valve and actuator
US5872434A Systems and methods for actuator power failure response
EP0879372A1 Stem sealing system for broad temperature ranges
US5645775A Adaptive controller for injection molding
US5786999A Combination control for injection molding
US5726560A Switched reluctance generator
US5572119A Eddy current position sensor including an insulating base having conductive surfaces for electrically connecting a coil to the lead wires
US5627421A High efficiency drive circuit for an active magnetic bearing system
US5714818A Backup bearing for magnetic bearings
US5446326A Vending machine gearmotor
US5444317A Braking mechanism for a shaded-pole motor
US5310021A Motor-driven, spring-returned rotary actuator
US5294909A Resistive sensor for position detection of manifold failures
US5310311A Air cycle machine with magnetic bearings
US5107678A Floating fluid-operated actuator
US5153493A Non-bridge type electronic actuator control
US5061916A Event driven remote graphical reporting of building automation system parameters
US5113358A Web caliper measuring system
US5021666A Pass-line independent web measuring method and apparatus