Inventor · Tolland, CT, US

Mark R. Hapgood

4Patents
2h-index
3Co-inventors
30Inventor score

Filing activity: Dec 30, 1996 → Nov 27, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
USD390949S Grate bar key for stokers feeding steam generator furnaces General 2 Expired
USD414859S Single-piece grate bar key for stokers feeding steam generator furnaces General 2 Expired
USD391633S Multi-piece wide stoker key for stokers feeding steam generator furnaces General 1 Expired
USD391634S One piece wide stoker key for stokers feeding steam generator furnaces General 1 Expired

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