Inventor · Hugo, MN, US

Daniel J. Frederickson

1Patents
1h-index
1Co-inventors
22Inventor score

Filing activity: Jul 17, 2003 → Jul 17, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6957737B1 Package for activatable point of sale cards Physics 88 Expired

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