Inventor · Chesterfield, MO, US

John T. Hepperman

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

Filing activity: Jan 23, 1978 → Jan 23, 1978

Most-cited inventions

PatentTitleAreaCited byStatus
US4150912A Twin blade mounting and tensioning apparatus Performing Operations; Transporting 23 Expired

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