Assignee

LEYBOLD DURFERRIT

DE·2 granted patents·16 citations·filing 1992–1993

Technology mixF27B1 F27D1 H01J1

Top patents by PatentIndex Score

2 records

0146US5274662ARemelting arc furnace with movable electrodeLEYBOLD DURFERRIT·Filed 1992·Granted Dec 28, 1993·11 cites·6 claims
0237US5532446AMagnetic deflection system for a high-power electron beamLEYBOLD DURFERRIT·Filed 1993·Granted Jul 2, 1996·5 cites·12 claims

Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →