Inventor · Herrsching am Ammersee, DE

Gerd Seifert

9Patents
5h-index
3Co-inventors
48Inventor score

Filing activity: Jul 25, 1974 → Nov 12, 1981

Most-cited inventions

PatentTitleAreaCited byStatus
US4266134A X-ray diagnostic generator comprising an inverter supplying the high voltage transformer Electricity 10 Expired
US4377002A X-Ray diagnostic generator comprising an inverter circuit feeding the high voltage transformer Electricity 7 Expired
US4414681A Rotary anode x-ray tube Electricity 6 Expired
US4358683A Installation for determining the temperature of the heater coil of an x-ray tube Physics 6 Expired
US4103824A Thermostat for coolant presented as switch specifically for combustion engines Physics 5 Expired
US4377748A X-Ray diagnostic system comprising means for the fixed specification of exposure time, x-ray tube voltage, and mAs-product Electricity 4 Expired
US4213049A X-Ray diagnostic generator comprising an inverter feeding the high voltage transformer Electricity 4 Expired
US4247776A X-ray diagnostic generator with an inverter feeding the high voltage transformer Electricity 4 Expired
US4360735A X-Ray tube comprising two cathode coils Electricity 3 Expired

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