Individual holder
DEROSA JOHN L
2 granted patents·1 pending application·16 citations·filing 2005–2010
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0180US8851812B1Quick change power tool chuckDEROSA JOHN L·Filed 2010·Granted Oct 7, 2014·7 cites·20 claims
- 0277US7766586B2Quick change power tool chuckDEROSA JOHN L·Filed 2005·Granted Aug 3, 2010·9 cites·9 claims
- 0346US2011121522A1Quick change power tool chuckDEROSA JOHN L·Filed 2010·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →