Inventor
ROLEY ROBERT D
US12 patents
⚠️ This page may combine multiple inventors who share the name “ROLEY ROBERT D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CATERPILLAR TRACTOR CO
10 patentsUS4262914AApr 21, 1981
End face seal assembly
CATERPILLAR TRACTOR CO58 citations95
US4195852AApr 1, 1980
End face seal assembly
CATERPILLAR TRACTOR CO48 citations92
US4185391AJan 29, 1980
Sprocket wear template
CATERPILLAR TRACTOR CO37 citations92
US4392657AJul 12, 1983
Belleville spring loaded seal
CATERPILLAR TRACTOR CO26 citations81
US4191431AMar 4, 1980
Track-type vehicle undercarriage and link assembly
CATERPILLAR TRACTOR CO29 citations81
US4089531AMay 16, 1978
Crescent seal with reinforcing ring
CATERPILLAR TRACTOR CO26 citations81
US4120537AOct 17, 1978
Track link assembly having roller bushings
CATERPILLAR TRACTOR CO21 citations80
US4140015AFeb 20, 1979
Bearing joint and method of measuring the fluid level therein
CATERPILLAR TRACTOR CO6 citations73
US4099795AJul 11, 1978
Track-type vehicle undercarriage
CATERPILLAR TRACTOR CO17 citations73
US4257621AMar 24, 1981
Vehicle hitch and drawbar assembly
CATERPILLAR TRACTOR CO3 citations58