Derek Smith
14Patents
11h-index
9Co-inventors
65Inventor score
Filing activity: Apr 14, 1976 → Dec 20, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6050940A | General-purpose medical instrumentation | Emerging Cross-Sectional Technologies | 482 | Expired |
| US6375614B1 | General-purpose medical istrumentation | Emerging Cross-Sectional Technologies | 224 | Expired |
| US6502076B1 | System and methods for determining and displaying product promotions | Physics | 190 | Expired |
| US6875174B2 | General-purpose medical instrumentation | Emerging Cross-Sectional Technologies | 126 | Expired |
| US8562527B2 | General-purpose medical instrumentation | Emerging Cross-Sectional Technologies | 59 | Active |
| US4089190A | Carbon fiber drive shaft | Mechanical Engineering; Lighting; Heating | 52 | Expired |
| US4041599A | Method of concentric bonding of a rod in a tubular shaft | Emerging Cross-Sectional Technologies | 22 | Expired |
| US8079953B2 | General-purpose medical instrumentation | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4172562A | Process for winding filaments on a mandrel | Performing Operations; Transporting | 18 | Expired |
| US4190479A | Method of producing a joint capable of transmitting high torque | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4325174A | Composite drive shafts | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4218895A | Composite drive shafts | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4352584A | Method of producing a joint capable of transmitting high torque | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8291780B2 | Sensor finger module for a pipeline inspection tool | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.