Inventor · disambiguated record
David J. O'Callaghan
Also filed as: O'CALLAGHAN DAVID J · O'CALLAGHAN DAVID JOHN
10 granted patents·1 pending application·209 citations·filing 2008–2013
89Inventor score
Files withHOWELL DAREN MARK3HAMILTON ROBERT T2THOMSON SHERRY L2COWLEY KEVIN DAVID1WEERAWARNA S ANANDA1
Top patents by PatentIndex Score
11 records- 0196US8769825B2Shaving razor including a biasing member producing a progressively increasing cartridge return torque and handle geometry enhancing control during shavingHOWELL DAREN MARK·Filed 2010·Granted Jul 8, 2014·66 cites·20 claims
- 0296US8732955B2Shaving razor including a biasing member producing a progressively increasing cartridge return torqueHOWELL DAREN MARK·Filed 2010·Granted May 27, 2014·75 cites·16 claims
- 0394US8650763B2Shaving razor providing enhanced control during shavingHOWELL DAREN MARK·Filed 2010·Granted Feb 18, 2014·44 cites·16 claims
- 0486US9056792B2Internally curing cement based materialsWEERAWARNA S ANANDA·Filed 2012·Granted Jun 16, 2015·4 cites·20 claims
- 0584US8306753B2Skin modeling methods and systemsCOWLEY KEVIN DAVID·Filed 2010·Granted Nov 6, 2012·12 cites·34 claims
- 0676US8293003B1Method of making a fiber cement board with improved properties and the productTHOMSON SHERRY L·Filed 2012·Granted Oct 23, 2012·3 cites·4 claims
- 0775US8273174B2Method of making a fiber cement board with improved properties and the productTHOMSON SHERRY L·Filed 2008·Granted Sep 25, 2012·4 cites·13 claims
- 0867US8241419B2Fiber cement board with modified fiberHAMILTON ROBERT T·Filed 2009·Granted Aug 14, 2012·1 cites·10 claims
- 0954US8317914B2Fiber cement board with modified fiberHAMILTON ROBERT T·Filed 2009·Granted Nov 27, 2012·0 cites·6 claims
- 1045US2013213276A1Internally curing cement based materialsWEYERHAEUSER NR CO·Filed 2013·Application pending·0 cites
- 1142US8435345B2Internally curing cement based materialsWESTLAND JOHN A·Filed 2010·Granted May 7, 2013·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →