Assignee

WILLS FRANK E

1 granted patent·42 citations·filing 1985–1985

Technology mixH02P1

Top patents by PatentIndex Score

1 record

0181US4651079APulse width modulated inverter system for driving single phase a-c induction motor at a constant voltage/frequency ratioWILLS FRANK E·Filed 1985·Granted Mar 17, 1987·42 cites·6 claims

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