Erwin Francke
5Patents
3h-index
4Co-inventors
46Inventor score
Filing activity: Jun 3, 1976 → Feb 24, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4742390A | Elevatable observation and target system for combat vehicles | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US5516252A | Turnout protection for aircraft tractor | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4117324A | Curve follower device | Performing Operations; Transporting | 4 | Expired |
| US4650419A | Process and apparatus for weapons fire simulation | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US4129814A | Process for the formation of a comparison square wave signal | Performing Operations; Transporting | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.