Assignee
CONTROL CONCEPTS
US22 patents
Top patents by PatentIndex Score
US5359836ANov 1, 1994
Agricultural harvester with closed loop header control
CONTROL CONCEPTS158 citations97
US5704200AJan 6, 1998
Agricultural harvester ground tracking control system and method using fuzzy logic
CONTROL CONCEPTS205 citations96
US5535577AJul 16, 1996
Agricultural harvester with closed loop ground tracking control
CONTROL CONCEPTS86 citations94
US5463854ANov 7, 1995
Agricultural harvester with closed loop ground tracking control
CONTROL CONCEPTS82 citations93
US4401009AAug 30, 1983
Closed center programmed valve system with load sense
CONTROL CONCEPTS50 citations92
US4126293ANov 21, 1978
Feathering valve assembly
CONTROL CONCEPTS32 citations92
US3980002ASep 14, 1976
Two stage solenoid actuated valve, system, and method of actuation
CONTROL CONCEPTS34 citations92
US5351601AOct 4, 1994
Hydraulic control system
CONTROL CONCEPTS37 citations86
US4050596ASep 27, 1977
Electrohydraulic valve assembly for front end loader attachment to farm tractor
CONTROL CONCEPTS21 citations81
US4046399ASep 6, 1977
Electrohydraulic system for towed vehicle
CONTROL CONCEPTS25 citations81
US3977649AAug 31, 1976
Normally closed solenoid operated valve assembly with relief function
CONTROL CONCEPTS28 citations81
US4345736AAug 24, 1982
Solenoid operated valve and dashpot assembly
CONTROL CONCEPTS9 citations73
US4280396AJul 28, 1981
Hydraulic oscillator
CONTROL CONCEPTS13 citations73
US4276810AJul 7, 1981
Programmed valve system used for positioning control
CONTROL CONCEPTS14 citations73
US4202250AMay 13, 1980
Programmed unbalanced load valve system
CONTROL CONCEPTS9 citations73
US4191091AMar 4, 1980
Feathering valve assembly
CONTROL CONCEPTS11 citations73
US10464742B2Nov 5, 2019
Aerator valve assembly
CONTROL CONCEPTS2 citations67
US4357645ANov 2, 1982
System for detecting faulty SCR's
CONTROL CONCEPTS9 citations65
US4276811AJul 7, 1981
Closed center programmed valve system with load sense
CONTROL CONCEPTS6 citations62
US9765902B2Sep 19, 2017
Sanitary high pressure aerator valve assembly
CONTROL CONCEPTS1 citations46
US12398815B1Aug 26, 2025
Sanitary pulse valve
CONTROL CONCEPTS0 citations44
US10156297B2Dec 18, 2018
Sanitary high pressure aerator valve assembly
CONTROL CONCEPTS0 citations43