Inventor · Woodburn, OR, US

Robert L. Marshall

15Patents
9h-index
10Co-inventors
69Inventor score

Filing activity: Dec 20, 1976 → Sep 19, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US6353421B1 Deployment of an ellectronically scanned reflector Emerging Cross-Sectional Technologies 20 Expired
US6276738A Retractable tailgate assembly Performing Operations; Transporting 18 Expired
US4443437A Veterinary composition and method of using same Human Necessities 15 Expired
US6109078A Trailer and jack stand lock assembly Emerging Cross-Sectional Technologies 12 Expired
US5018340A Sports saddle Performing Operations; Transporting 10 Expired
US4913410A Particle for vibration damping Emerging Cross-Sectional Technologies 10 Expired
US4074872A Emergency bathroom tissue holder Human Necessities 10 Expired
US5187924A Saddle Performing Operations; Transporting 9 Expired
US7607711B2 Power operated retractable tailgate assembly Performing Operations; Transporting 9 Active
USD757198S1 Firearm concealment clip General 8 Active
US5816031A Saddle cinch Performing Operations; Transporting 6 Expired
US7422262B2 Power operated retractable tailgate assembly Performing Operations; Transporting 6 Active
US9347249B2 Armored vehicle door release system Fixed Constructions 3 Active
US8141929B2 Power operated retractable tailgate assembly Performing Operations; Transporting 3 Active
US8601164B2 HTTP header compression Electricity 2 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.