Inventor · disambiguated record
Stuart David Farnworth
Also filed as: FARNWORTH STUART D · FARNWORTH STUART DAVID
40 granted patents·6 pending applications·345 citations·filing 2004–2014
98Inventor score
Files withACME UNITED CORP36FARNWORTH STUART DAVID4VERDURA JAVIER3FARNWORTH STUART D2PETERSON MICHAEL E1
Top patents by PatentIndex Score
46 records- 0185USD560522STape measureACME UNITED CORP·Filed 2006·Granted Jan 29, 2008·31 cites·1 claims
- 0283USD590444SPencil sharpener case with eraserACME UNITED CORP·Filed 2007·Granted Apr 14, 2009·28 cites·1 claims
- 0378US7934319B2Pencil-sharpening deviceACME UNITED CORP·Filed 2006·Granted May 3, 2011·8 cites·18 claims
- 0477US7886395B2Pencil sharpener with eraserACME UNITED CORP·Filed 2007·Granted Feb 15, 2011·7 cites·8 claims
- 0576USD631313SScissorsACME UNITED CORP·Filed 2010·Granted Jan 25, 2011·22 cites·1 claims
- 0676USD586397SRibbed eraserACME UNITED CORP·Filed 2007·Granted Feb 10, 2009·20 cites·1 claims
- 0776USD580986SPencil sharpenerACME UNITED CORP·Filed 2007·Granted Nov 18, 2008·18 cites·1 claims
- 0874US7546858B2Pencil sharpenerACME UNITED CORP·Filed 2006·Granted Jun 16, 2009·5 cites·20 claims
- 0973USD721935SScissorsFARNWORTH STUART D·Filed 2013·Granted Feb 3, 2015·22 cites·1 claims
- 1072US8196624B2Pencil sharpenerFARNWORTH STUART DAVID·Filed 2009·Granted Jun 12, 2012·5 cites·18 claims
- 1172USD554548SRuler with inlay stripACME UNITED CORP·Filed 2006·Granted Nov 6, 2007·4 cites·1 claims
- 1268USD591123SScissorsACME UNITED CORP·Filed 2008·Granted Apr 28, 2009·15 cites·1 claims
- 1368USD574685SScissorsACME UNITED CORP·Filed 2007·Granted Aug 12, 2008·15 cites·1 claims
- 1465USD739197SScissorsACME UNITED CORP·Filed 2014·Granted Sep 22, 2015·12 cites·1 claims
- 1564USD591124SScissorsACME UNITED CORP·Filed 2008·Granted Apr 28, 2009·13 cites·1 claims
- 1664USD571632SScissorsACME UNITED CORP·Filed 2007·Granted Jun 24, 2008·13 cites·1 claims
- 1763USD658022SScissorsFARNWORTH STUART DAVID·Filed 2010·Granted Apr 24, 2012·13 cites·1 claims
- 1863USD576507SRuler with tapered grooveACME UNITED CORP·Filed 2007·Granted Sep 9, 2008·12 cites·1 claims
- 1961USD791563SScissorsACME UNITED CORP·Filed 2014·Granted Jul 11, 2017·10 cites·1 claims
- 2058USD572103SScissorsACME UNITED CORP·Filed 2007·Granted Jul 1, 2008·10 cites·1 claims
- 2156US2009064509A1Manually operated hole punchFARNWORTH STUART DAVID·Filed 2007·Application pending·0 cites
- 2252USD622772SPencil sharpenerACME UNITED CORP·Filed 2009·Granted Aug 31, 2010·7 cites·1 claims
- 2351US7861355B2Retractable eraser with bristlesACME UNITED CORP·Filed 2007·Granted Jan 4, 2011·0 cites·12 claims
- 2450USD755289SPencil sharpenerACME UNITED CORP·Filed 2014·Granted May 3, 2016·6 cites·1 claims
- 2549USD512927SRulerACME UNITED CORP·Filed 2004·Granted Dec 20, 2005·6 cites·1 claims
- 2649US2006123634A1Scissors with handle opening overmold and ribbingPETERSON MICHAEL E·Filed 2005·Application pending·0 cites
- 2748USD576508SRuler with rounded endsACME UNITED CORP·Filed 2007·Granted Sep 9, 2008·6 cites·1 claims
- 2846USD616942SPencil sharpenerACME UNITED CORP·Filed 2009·Granted Jun 1, 2010·5 cites·1 claims
- 2945USD587753STwo piece interlocking eraserACME UNITED CORP·Filed 2007·Granted Mar 3, 2009·5 cites·1 claims
- 3044US7168178B2Ruler with rubber overmolded to stainless steel baseVERDURA JAVIER·Filed 2005·Granted Jan 30, 2007·1 cites·13 claims
- 3143USD576506SFinger grip rulerACME UNITED CORP·Filed 2007·Granted Sep 9, 2008·4 cites·1 claims
- 3241USD785705SPencil sharpenerACME UNITED CORP·Filed 2014·Granted May 2, 2017·3 cites·1 claims
- 3341USD580985SStand and enclosure for pencil sharpenerACME UNITED CORP·Filed 2007·Granted Nov 18, 2008·4 cites·1 claims
- 3441US2014182141A1Scissors and Manufacturing Method ThereforFARNWORTH STUART D·Filed 2013·Application pending·0 cites
- 3540USD559324SPencil sharpenerACME UNITED CORP·Filed 2006·Granted Jan 8, 2008·3 cites·1 claims
- 3640US2007011897A1Ruler with inlay stripVERDURA JAVIER·Filed 2006·Application pending·0 cites
- 3739US2006070252A1Ruler with rubber/plastic compositionVERDURA JAVIER·Filed 2005·Application pending·0 cites
- 3839US2009064526A1Tape measureFARNWORTH STUART DAVID·Filed 2007·Application pending·0 cites
- 3938USD593612SManually operated hole punchACME UNITED CORP·Filed 2007·Granted Jun 2, 2009·3 cites·1 claims
- 4037USD714864SCompassACME UNITED CORP·Filed 2013·Granted Oct 7, 2014·2 cites·1 claims
- 4136USD559323SPencil sharpenerACME UNITED CORP·Filed 2006·Granted Jan 8, 2008·2 cites·1 claims
- 4236USD531073SRulerACME UNITED CORP·Filed 2006·Granted Oct 31, 2006·2 cites·1 claims
- 4334USD783378SScissorsACME UNITED CORP·Filed 2014·Granted Apr 11, 2017·1 cites·1 claims
- 4434USD515443SRulerACME UNITED CORP·Filed 2004·Granted Feb 21, 2006·1 cites·1 claims
- 4532USD584773SRetractable eraser with bristlesACME UNITED CORP·Filed 2007·Granted Jan 13, 2009·1 cites·1 claims
- 4628USD583689SRulerACME UNITED CORP·Filed 2007·Granted Dec 30, 2008·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →