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MIDLAND BRAKE INC

Overview
  • Total Patents
    52
About

MIDLAND BRAKE INC has a total of 52 patent applications. Its first patent ever was published in 1980. It filed its patents most often in United States, Canada and Mexico. Its main competitors in its focus markets transport, machines and engines, pumps and turbines are MINNESOTA AUTOMOTIVE INC, BAEHRLE-MILLER FRANK and EUGA ARTHUR B.

Patent filings in countries

World map showing MIDLAND BRAKE INCs patent filings in countries
# Country Total Patents
#1 United States 31
#2 Canada 18
#3 Mexico 2
#4 EPO (European Patent Office) 1

Patent filings per year

Chart showing MIDLAND BRAKE INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wallestad Steven D 14
#2 Koelzer Robert L 9
#3 Moody Michael J 6
#4 Johnston Jeffery S 5
#5 Hart James D 5
#6 Gross Dario 4
#7 Acre Leon R 3
#8 Spencer Joseph C 3
#9 Hetfield Richard D 3
#10 Fisher Albert D 3

Latest patents

Publication Filing date Title
US5704273A Hydraulic system for accommodating fluid pressure variations
US5709246A Booster valve with contaminant ejection for use in a pneumatic brake system
US5580101A Tapered joint thread system
US5623862A Long stroke spring brake actuator
CA2155142A1 Full-function valve for tandem trailer brake system
US5553928A Simplified full-function valve for heavy duty brake systems
US5497742A Drive through crankshaft
US5511860A Brake system for heavy duty semi-trailer brake systems
US5466053A Full-function valve for tandem trailer brake system
US5409303A Full function skid control braking system for vehicles
US5458403A Full-function valve with quick drive away for heavy duty semi-trailer brake systems
US5425571A Split system full-funtion valve system for heavy duty semi-trailer brake systems
US5417479A Full-function valve for heavy duty semi-trailer brake system
US5358076A Indicator unit for an air brake system
US5425572A Quick-release valve for a vehicle air release brake system
US5362136A Proportioning module
US5322353A Valve assembly for a vehicle air brake system
US5236070A Retracting strap plate clutch assembly
US5334230A Sealed air dryer with turbosaver valve
US5285881A Split hinge clutch brake and method to assemble