Ewald Kerkhoff
2Patents
2h-index
2Co-inventors
30Inventor score
Filing activity: Apr 13, 1987 → Apr 19, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4879920A | Antibacklash gears including rack and pinion gears | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5494133A | Controlled weight-lowering device | Human Necessities | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.