Inventor

DOUGLAS ROBERT L

US4 patents

⚠️ This page may combine multiple inventors who share the name “DOUGLAS ROBERT L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NAVISTAR INT TRANSP CORP

1 patent

US6234586B1May 22, 2001

Parking brake lock-in key switch system for vehicle air brake system

NAVISTAR INT TRANSP CORP24 citations89

NAVISTAR INT CORP

1 patent

US6007159ADec 28, 1999

Parking brake lock-in key switch system for vehicle air brake system

NAVISTAR INT CORP21 citations89

GIDDINGS & LEWIS

1 patent

US4182979AJan 8, 1980

D-C. electric torquing system

GIDDINGS & LEWIS35 citations85

INT TRUCK INTELLECTUAL PROP CO

1 patent

US7789462B2Sep 7, 2010

Child restraint lower anchorage for a motor vehicle seat

INT TRUCK INTELLECTUAL PROP CO15 citations73