Inventor · disambiguated record
Stephen J. Ryczek
Also filed as: RYCZEK STEPHEN J · RYCZEK STEPHEN JAMES
15 granted patents·3 pending applications·277 citations·filing 2002–2019
94Inventor score
Top patents by PatentIndex Score
18 records- 0197US7104233B2Engine oil heaterBRIGGS & STRATTON CORP·Filed 2005·Granted Sep 12, 2006·63 cites·31 claims
- 0295US8171907B2Push button starting system for outdoor power equipmentKOENEN ROBERT J·Filed 2009·Granted May 8, 2012·40 cites·24 claims
- 0393USD841572SBatteryBRIGGS & STRATTON CORP·Filed 2016·Granted Feb 26, 2019·40 cites·1 claims
- 0489US9488149B2Push button starting system for outdoor power equipmentBRIGGS & STRATTON CORP·Filed 2014·Granted Nov 8, 2016·5 cites·11 claims
- 0584USD626975SLawn tractor grill and air intake cowl assemblyBRIGGS & STRATTON CORP·Filed 2010·Granted Nov 9, 2010·31 cites·1 claims
- 0682US8763579B2Push button starting system for outdoor power equipmentBRIGGS & STRATTON CORP·Filed 2013·Granted Jul 1, 2014·3 cites·17 claims
- 0780US8516985B2Push button starting system for outdoor power equipmentKOENEN ROBERT J·Filed 2012·Granted Aug 27, 2013·3 cites·16 claims
- 0880US6520141B2Rewind cover guardBRIGGS & STRATTON CORP·Filed 2002·Granted Feb 18, 2003·23 cites·8 claims
- 0976USD536004SPortion of a horizontal-shaft engineBRIGGS & STRATTON CORP·Filed 2004·Granted Jan 30, 2007·22 cites·1 claims
- 1070USD529924SCover for a vertical shafted engineBRIGGS & STRATTON CORP·Filed 2004·Granted Oct 10, 2006·17 cites·1 claims
- 1165USD622295SLawn tractor grillBRIGGS & STRATTON CORP·Filed 2010·Granted Aug 24, 2010·13 cites·1 claims
- 1259USD622292SLawn tractorBRIGGS & STRATTON CORP·Filed 2010·Granted Aug 24, 2010·11 cites·1 claims
- 1354USRE40548EEngine oil heaterBRIGGS & STRATTON CORP·Filed 2007·Granted Oct 28, 2008·1 cites·31 claims
- 1449US7389853B2Muffler for an engineBRIGGS & STRATTON CORP·Filed 2004·Granted Jun 24, 2008·4 cites·30 claims
- 1539US2006021592A1Heater box for an engineRYCZEK STEPHEN J·Filed 2004·Application pending·0 cites
- 1638USD891364SBatteryBRIGGS & STRATTON CORP·Filed 2019·Granted Jul 28, 2020·1 cites·1 claims
- 1736US2011203864A1Hood assembly for a lawn tractor with removable cowlBRIGGS & STRATTON CORP·Filed 2010·Application pending·0 cites
- 1832US2018317396A1Battery powered handheld outdoor power equipmentBRIGGS & STRATTON CORP·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →