Inventor · Druten, NL

John Heggen

2Patents
2h-index
3Co-inventors
30Inventor score

Filing activity: Oct 21, 2003 → Jul 27, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US7287746B2 Device in a process engineering column Performing Operations; Transporting 11 Expired
US7377498B2 Device in process engineering column Performing Operations; Transporting 3 Active

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