Inventor · disambiguated record
Ray Engel
Also filed as: ENGEL RAY · ENGEL RAY C
7 granted patents·474 citations·filing 2000–2022
88Inventor score
Top patents by PatentIndex Score
7 records- 0198US6781359B2Integrated current sensorALLEGRO MICROSYSTEMS INC·Filed 2002·Granted Aug 24, 2004·238 cites·18 claims
- 0297US7265531B2Integrated current sensorALLEGRO MICROSYSTEMS INC·Filed 2004·Granted Sep 4, 2007·152 cites·6 claims
- 0392US8695897B2Showerhead with rotatable oval spray pattern and handheld spray pattern controllerENGEL RAY·Filed 2012·Granted Apr 15, 2014·21 cites·6 claims
- 0488US8177147B2Showerhead with rotatable oval spray pattern and handheld spray pattern controllerENGEL RAY·Filed 2009·Granted May 15, 2012·22 cites·8 claims
- 0587US11287004B1Graphene-based wet friction materialALTO PRODUCTS CORP·Filed 2019·Granted Mar 29, 2022·3 cites·12 claims
- 0681US6343750B1Shower headFiled 2000·Granted Feb 5, 2002·38 cites·4 claims
- 0758US12504051B1Dual-layered graphene-based wet friction materialALTO PRODUCTS CORP·Filed 2022·Granted Dec 23, 2025·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →