Inventor · disambiguated record
Charles M. O'Keefe
Also filed as: O'KEEFE CHARLES M
6 granted patents·136 citations·filing 2004–2013
86Inventor score
Top patents by PatentIndex Score
6 records- 0192US7073992B2Arbor for hole cutter and related method of useIRWIN IND TOOL CO·Filed 2004·Granted Jul 11, 2006·47 cites·32 claims
- 0287USD642028SReciprocating saw bladeIRWIN IND TOOL CO·Filed 2010·Granted Jul 26, 2011·33 cites·1 claims
- 0386US8328476B2Quick change arbor, hole cutter, and methodO'KEEFE CHARLES M·Filed 2009·Granted Dec 11, 2012·21 cites·18 claims
- 0474USD693661SReciprocating saw bladeFOSBERG JR DOUGLAS K·Filed 2011·Granted Nov 19, 2013·19 cites·1 claims
- 0569USD714602SReciprocating saw bladeIRWIN IND TOOL CO·Filed 2013·Granted Oct 7, 2014·12 cites·1 claims
- 0666US8360696B2Quick change arbor, hole cutter, and methodIRWIN IND TOOL CO·Filed 2008·Granted Jan 29, 2013·4 cites·39 claims
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