Inventor · disambiguated record
Ralph Diehl
Also filed as: DIEHL JR RALPH J · DIEHL RALPH
4 granted patents·1 pending application·470 citations·filing 1999–2008
82Inventor score
Top patents by PatentIndex Score
5 records- 0194US7053578B2Floor treatment systemKAERCHER GMBH & CO KG ALFRED·Filed 2005·Granted May 30, 2006·292 cites·17 claims
- 0293US7225500B2Sensor apparatus and self-propelled floor cleaning appliance having a sensor apparatusKAERCHER GMBH & CO KG ALFRED·Filed 2005·Granted Jun 5, 2007·153 cites·12 claims
- 0356US6168963B1System for adhering partsLUCENT TECHNOLOGIES INC·Filed 1999·Granted Jan 2, 2001·21 cites·6 claims
- 0449US7659693B2Rechargeable batteryKAERCHER GMBH & CO KG ALFRED·Filed 2008·Granted Feb 9, 2010·4 cites·8 claims
- 0538US2004074044A1Floor cleaning applianceKAERCHER GMBH & CO KG ALFRED·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →