Inventor · Kassel, DE

Karl Kriechbaum

9Patents
3h-index
10Co-inventors
54Inventor score

Filing activity: Oct 28, 1975 → Feb 20, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US6136462A High temperature fuel cells with heating of the reaction gas Emerging Cross-Sectional Technologies 7 Expired
US4393290A Puffer-type gas blast switch Electricity 4 Expired
US4042963A Reduction of mechanical stresses on turbosets upon occurrence of three-pole mains short circuits near generators Electricity 3 Expired
US4885442A Contact element Electricity 2 Expired
US4390764A Puffer-type gas blast switch Electricity 2 Expired
US3995198A High voltage circuit breaker Electricity 2 Expired
US4521654A High voltage disconnect switch employing pre-contact pieces Electricity 2 Expired
US4053727A Arc blow-out switch Electricity 1 Expired
US4140986A Circuit breaker switch Electricity 0 Expired

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