David Steward
5Patents
4h-index
5Co-inventors
50Inventor score
Filing activity: Jan 30, 1985 → Apr 29, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4652870A | Display arrangements for head-up display systems | Physics | 36 | Expired |
| US4832449A | Optical projectors for head-up displays | Physics | 18 | Expired |
| US4993788A | Head-up display systems | Physics | 16 | Expired |
| US6987489B2 | Electronically scanning direction finding antenna system | Electricity | 15 | Expired |
| US11881611B2 | Differential fed dual polarized tightly coupled dielectric cavity radiator for electronically scanned array applications | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.