Assignee
HOFFEND JR DONALD A
US·5 granted patents·145 citations·filing 1980–2012
Top patents by PatentIndex Score
5 records- 0194US6997442B2Safety sensor for a lift assemblyHOFFEND JR DONALD A·Filed 2004·Granted Feb 14, 2006·46 cites·11 claims
- 0292US6988716B2Modular lift assemblyHOFFEND JR DONALD A·Filed 2002·Granted Jan 24, 2006·46 cites·8 claims
- 0390US8286946B2Modular lift assemblyHOFFEND JR DONALD A·Filed 2011·Granted Oct 16, 2012·7 cites·18 claims
- 0484US8789814B2Modular lift assemblyHOFFEND JR DONALD A·Filed 2012·Granted Jul 29, 2014·6 cites·19 claims
- 0581US4303237AArrangement for supporting theatrical equipmentHOFFEND JR DONALD A·Filed 1980·Granted Dec 1, 1981·40 cites·13 claims
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