Sigfrid Hafner
1Patents
1h-index
6Co-inventors
25Inventor score
Filing activity: Nov 18, 1997 → Nov 18, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6012425A | Device for detecting knocking and regulation of an internal combustion engine | Physics | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.