Inventor · Springfield, IL, US

Per Freitag

3Patents
1h-index
3Co-inventors
33Inventor score

Filing activity: Oct 26, 2011 → Mar 17, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US8911442B2 Systems for vertebral adjustments and rod reduction Human Necessities 25 Active
US9622796B2 Systems for vertebral adjustments and rod reduction Human Necessities 0 Active
US9968386B2 Systems for vertebral adjustments and rod reduction Human Necessities 0 Active

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