Inventor · Gold Coast, AU

John Curtis

31Patents
11h-index
10Co-inventors
72Inventor score

Filing activity: Aug 26, 1985 → Sep 25, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
USD907127S1 Gaming machine topper General 31 Active
USD914807S1 Gaming machine island General 28 Active
USD897438S1 Gaming machine end cap General 26 Active
USD899525S1 Gaming machine topper General 23 Active
USD934346S1 Gaming machine island General 20 Active
US4601125A Muzzle loading apparatus Mechanical Engineering; Lighting; Heating 20 Expired
USD995643S1 Gaming machine island General 19 Active
USD907129S1 Gaming machine topper General 17 Active
US10287148B2 Compact removable display hoist Human Necessities 17 Active
USD971337S1 Gaming machine island General 14 Active
US6089083A Tire inspection and preparation device Physics 11 Expired
US5224386A Tensile testing grip apparatus Physics 10 Expired
US4662229A Grip assembly Physics 10 Expired
US5694697A Tire measuring device Physics 9 Expired
USD955494S1 Gaming machine with modular topper General 7 Active
US6739308B1 Fuel igniter and head for use in diesel engines and related systems and methods Emerging Cross-Sectional Technologies 7 Expired
USD964470S1 Gaming machine with modular topper General 7 Active
US5988955A Lug nut taper trueing tool Emerging Cross-Sectional Technologies 5 Expired
US4888995A Test specimen grip apparatus Physics 5 Expired
USD1050263S1 Gaming machine topper General 4 Active
US6178814A Portable motorized tire support Physics 4 Expired
USRE33409E Grip assembly General 3 Expired
USD1052653S1 Gaming machine topper General 2 Active
US6932137B1 Tire bead breaking tool Performing Operations; Transporting 2 Expired
US10723604B2 Compact removable display hoist Human Necessities 1 Active

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