Inventor · Sindelfingen, DE

Siegbert Schwab

4Patents
4h-index
15Co-inventors
43Inventor score

Filing activity: Jan 20, 1987 → Mar 16, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4746834A Ignition plug for internal combustion engines Electricity 14 Expired
US4798991A Surface-gap spark plug for internal combustion engines Electricity 13 Expired
US4870319A Spark plug with creepage spark gap Electricity 13 Expired
US5324067A System for generating a signal on a vehicle Performing Operations; Transporting 9 Expired

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