Inventor · Janesville, WI, US

Robert E. Burkhalter

1Patents
1h-index
2Co-inventors
22Inventor score

Filing activity: Sep 17, 1985 → Sep 17, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4954002A Writing instrument with membrane vent and their manufacture Performing Operations; Transporting 7 Expired

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