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IND CLUTCH CORP

Overview
  • Total Patents
    20
About

IND CLUTCH CORP has a total of 20 patent applications. Its first patent ever was published in 1947. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets mechanical elements, machine tools and machines are MIDWEST BRAKE BOND CO, ORTLINGHAUS GEB and ORTLINGHAUS WERKE GMBH.

Patent filings in countries

World map showing IND CLUTCH CORPs patent filings in countries
# Country Total Patents
#1 United States 14
#2 Canada 2
#3 EPO (European Patent Office) 2
#4 Japan 2

Patent filings per year

Chart showing IND CLUTCH CORPs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements
#2 Machine tools
#3 Machines

Top inventors

# Name Total Patents
#1 Eason Clarence M 11
#2 Matson Robert C 6
#3 Robaato Shii Matoson 2
#4 Culbertson George W 2
#5 Pfeffer David J 1
#6 Pfeffer John J 1

Latest patents

Publication Filing date Title
US4785926A Clutch/brake
US4633986A Clutch/brake apparatus
US3537556A Clutch
US3228501A Friction clutch
US2970489A Roll feed mechanism
US2942708A Air operated clutch-brake mechanism
US2838150A Interconnected clutch and brake mechanism
US2698676A Air operated brake mechanism
US2753032A Friction disk construction for clutches, brakes and the like
US2747714A Air-operated clutch-brake mechanism
US2674356A Air operated clutch-brake mechanism
US2684742A Air operated clutch with interchangeable air operated power unit
US2585234A Clutch control mechanism
US2534426A Centrifugal clutch