Inventor · Hof, NO

John Wallumrod

3Patents
2h-index
6Co-inventors
37Inventor score

Filing activity: Jun 19, 2003 → Aug 8, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US7398589B2 Method for manufacturing a transformer winding Emerging Cross-Sectional Technologies 8 Expired
US7260883B2 Method for forming a winding for a three-phase transformer Emerging Cross-Sectional Technologies 8 Expired
US9484141B2 Compact triangular core transformer Emerging Cross-Sectional Technologies 0 Active

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