David G. Powley
6Patents
6h-index
5Co-inventors
48Inventor score
Filing activity: Oct 16, 1989 → Mar 17, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5040306A | Surface-sensing device | Physics | 152 | Expired |
| US5125261A | Analogue probe calibration | Physics | 55 | Expired |
| US5088208A | Measurement probe for position determining apparatus | Physics | 24 | Expired |
| US5152072A | Surface-sensing device | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5390424A | Analogue probe | Physics | 14 | Expired |
| US5390423A | Analogue probe | Physics | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.