Inventor · Visby, SE

Udo Fromm

11Patents
5h-index
22Co-inventors
58Inventor score

Filing activity: May 27, 1997 → Oct 19, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US6995646B1 Transformer with voltage regulating means Electricity 38 Expired
US7046492B2 Power transformer/inductor Emerging Cross-Sectional Technologies 20 Expired
US7554431B2 Multiphase induction device Electricity 17 Expired
US6801421B1 Switchable flux control for high power static electromagnetic devices Electricity 13 Expired
US6906447B2 Rotating asynchronous converter and a generator device Emerging Cross-Sectional Technologies 11 Expired
US6970063B1 Power transformer/inductor Electricity 5 Expired
US6897749B2 Magnetic energy storage device Emerging Cross-Sectional Technologies 4 Expired
US6432524B1 Electrode for field control Emerging Cross-Sectional Technologies 4 Expired
US7088027B2 Rotating asynchronous converter and a generator device Emerging Cross-Sectional Technologies 4 Expired
US7759910B2 System for transmission of electric power Emerging Cross-Sectional Technologies 3 Expired
US7259491B2 Rotating asynchronous converter Emerging Cross-Sectional Technologies 3 Expired

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