Inventor
EFTEFIELD LARRY G
16 patents
⚠️ This page may combine multiple inventors who share the name “EFTEFIELD LARRY G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CATERPILLAR TRACTOR CO
13 patentsUS4560207ADec 24, 1985
Method and apparatus for fragmenting asphalt
CATERPILLAR TRACTOR CO22 citations80
US4098350AJul 4, 1978
Bulldozer blade push arms
CATERPILLAR TRACTOR CO9 citations73
US4074896AFeb 21, 1978
Cushion compression struts for bulldozer blades
CATERPILLAR TRACTOR CO13 citations73
US4009530AMar 1, 1977
Apron lift linkage
CATERPILLAR TRACTOR CO9 citations73
US3974882AAug 17, 1976
Cellular bulldozer blade with built-in support brackets
CATERPILLAR TRACTOR CO14 citations73
US3964803AJun 22, 1976
Self-aligning trunnion bearing assembly
CATERPILLAR TRACTOR CO9 citations73
US4086967AMay 2, 1978
Extended life end bits for bulldozer blades
CATERPILLAR TRACTOR CO18 citations70
US4397173AAug 9, 1983
Tube expander
CATERPILLAR TRACTOR CO9 citations68
US4107505AAug 15, 1978
Weldment
CATERPILLAR TRACTOR CO4 citations62
US3986784AOct 19, 1976
Weldment
CATERPILLAR TRACTOR CO4 citations62
US4044481AAug 30, 1977
Reversible blade bit
CATERPILLAR TRACTOR CO4 citations61
US4011669AMar 15, 1977
Power scraper with apron on a movable pivot axis
CATERPILLAR TRACTOR CO2 citations53
US3981150ASep 21, 1976
Dual hydraulic motor drive system
CATERPILLAR TRACTOR CO1 citations51