Inventor · Heidelberg, DE

Gerd Ruff

8Patents
4h-index
4Co-inventors
46Inventor score

Filing activity: Dec 21, 1984 → Mar 31, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US4633201A Rotary waveguide switch having magnetic means for an accurate positioning thereof Electricity 12 Expired
US5264755A Stepping motor to drive a body, especially a shaft, through small angles of rotation per step Electricity 9 Expired
US4945320A Microwave switch having at least two switching positions Electricity 7 Expired
US4967170A Rotary waveguide switch having arcuate waveguides realized by planar faces Electricity 6 Expired
US5155456A Microwave switch arrangement Electricity 4 Expired
US5471183A Coaxial switch Electricity 3 Expired
US5012292A Device for setting the rotor of a rotary switch Electricity 2 Expired
US5039968A Rotor setting arrangement Electricity 1 Expired

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