Inventor · Friedrichshafen, DE

Walter Kill

7Patents
4h-index
13Co-inventors
43Inventor score

Filing activity: Jan 23, 2001 → Sep 21, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US6619615B1 Propotional control pressure valve Mechanical Engineering; Lighting; Heating 106 Expired
US7516756B2 Proportional pressure control valve Emerging Cross-Sectional Technologies 10 Expired
US6891710B2 Method for control of a proportional magnet with a hold function Physics 5 Expired
US6607176B1 Proportional pressure control valve Mechanical Engineering; Lighting; Heating 4 Expired
US6837477B2 Proportional pressure-regulator valve Physics 3 Expired
US6955186B2 Electromagnetic double switching valve Emerging Cross-Sectional Technologies 3 Expired
US7229063B2 Pressure control valve Emerging Cross-Sectional Technologies 2 Expired

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