Inventor · Valleyford, WA, US

John David Treffry

1Patents
1h-index
5Co-inventors
25Inventor score

Filing activity: Dec 11, 2003 → Dec 11, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US7028750B2 Apparatus and method for horizontal casting and cutting of metal billets Performing Operations; Transporting 2 Expired

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