Inventor · Stuttgart, DE

Sigrid Hafner

4Patents
2h-index
10Co-inventors
37Inventor score

Filing activity: Sep 30, 1994 → Aug 30, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US5875411A Method of detecting combustion misfires by evaluating RPM fluctuations Physics 9 Expired
US5726352A Method of detecting misfires in a multicylinder internal combustion engine Physics 4 Expired
US5522258A Method for detecting misfires in an internal combustion engine Physics 2 Expired
US6353783B1 Method and device for forming a deployment criterion for a restraint system Performing Operations; Transporting 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.