Stephen Duffy
13Patents
2h-index
20Co-inventors
50Inventor score
Filing activity: Jul 14, 2011 → Nov 22, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8563316B2 | Inert and non-toxic explosive simulants and method of production | Emerging Cross-Sectional Technologies | 11 | Active |
| US10954721B2 | Earth-boring tools and related methods | Fixed Constructions | 2 | Active |
| US10710148B2 | Methods of forming forged fixed-cutter earth-boring drill bit bodies | Fixed Constructions | 1 | Active |
| US12134938B2 | Cutting elements for earth-boring tools, methods of manufacturing earth-boring tools, and related earth-boring tools | Fixed Constructions | 1 | Active |
| US11719050B2 | Cutting elements for earth-boring tools and related earth-boring tools and methods | Fixed Constructions | 1 | Active |
| US11920409B2 | Cutting elements, earth-boring tools including the cutting elements, and methods of forming the earth-boring tools | Fixed Constructions | 0 | Active |
| US11585157B2 | Earth boring tools with enhanced hydraulics adjacent cutting elements and methods of forming | Emerging Cross-Sectional Technologies | 0 | Active |
| US11801551B2 | Methods of forming earth-boring tools using inserts and molds | Emerging Cross-Sectional Technologies | 0 | Active |
| US12227994B2 | Cutting elements and geometries, earth-boring tools, and related methods | Fixed Constructions | 0 | Active |
| US11931529B2 | Steerable catheter | Human Necessities | 0 | Active |
| US11542755B2 | Earth boring tools having protrusions trailing cutting elements and related methods | Fixed Constructions | 0 | Active |
| US11364535B2 | Methods of forming forged fixed-cutter earth-boring drill bit bodies | Fixed Constructions | 0 | Active |
| US12320199B1 | Cutting elements and geometries for reduced vibrations, earth-boring tools, and related methods | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.