Inventor · disambiguated record
Charles Sink
Also filed as: SINK CHARLES · SINK CHARLES J
17 granted patents·2 pending applications·579 citations·filing 1989–2021
94Inventor score
Top patents by PatentIndex Score
19 records- 0195US5082079APassively stable hovering systemAEROVIRONMENT INC·Filed 1990·Granted Jan 21, 1992·135 cites·14 claims
- 0294US10106252B1Collapsible flying deviceSPIN MASTER LTD·Filed 2018·Granted Oct 23, 2018·10 cites·12 claims
- 0394US5035382ARapid assembly aircraft for ground surveillanceAEROVIRONMENT INC·Filed 1989·Granted Jul 30, 1991·132 cites·26 claims
- 0493US5297759ARotary aircraft passively stable in hoverTILBOR NEIL·Filed 1992·Granted Mar 29, 1994·138 cites·32 claims
- 0584US8187049B2Transformable toy vehicleCORSIGLIA JEFF·Filed 2008·Granted May 29, 2012·25 cites·24 claims
- 0681US6811460B1Flying toy vehicleLEYNIAN LTD CO·Filed 2003·Granted Nov 2, 2004·22 cites·20 claims
- 0780US5676450AStimulus responsive sound/light amusement assemblyFiled 1995·Granted Oct 14, 1997·75 cites·4 claims
- 0875US7798883B2Acrobatic rotary-wing toy helicopterSPIN MASTER LTD·Filed 2008·Granted Sep 21, 2010·7 cites·8 claims
- 0968US10105613B1Connectable toy figurinesSPIN MASTER LTD·Filed 2017·Granted Oct 23, 2018·1 cites·20 claims
- 1066US11370533B2Collapsible flying deviceSPIN MASTER LTD·Filed 2020·Granted Jun 28, 2022·0 cites·12 claims
- 1164US8132651B2Mechanical motor for toy planesSINK CHARLES·Filed 2008·Granted Mar 13, 2012·3 cites·8 claims
- 1264US5070955APassively stable hovering systemAEROVIRONMENT INC·Filed 1990·Granted Dec 10, 1991·24 cites·22 claims
- 1357US2009008497A1Rotary-wing miniature gyro helicopterSPIN MASTER LTD·Filed 2007·Application pending·0 cites
- 1457US2008290691A1Lightweight plastic vehiclesSPIN MASTER LTD·Filed 2007·Application pending·0 cites
- 1553US10800519B2Collapsible flying deviceSPIN MASTER LTD·Filed 2018·Granted Oct 13, 2020·0 cites·5 claims
- 1645US11741857B2Kit and method for applying a decoration on a substrate such as human skinSPIN MASTER LTD·Filed 2021·Granted Aug 29, 2023·0 cites·6 claims
- 1745USD494640SFlying toyLEYNIAN LTD CO·Filed 2003·Granted Aug 17, 2004·5 cites·1 claims
- 1843US8303364B2Transformable toy vehicleCORSIGLIA JEFF·Filed 2010·Granted Nov 6, 2012·0 cites·12 claims
- 1941USD920442SFlying deviceSPIN MASTER LTD·Filed 2019·Granted May 25, 2021·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →