Inventor · disambiguated record
Frederick J. Amrhein
Also filed as: AMRHEIN FREDERICK J
4 granted patents·1 pending application·70 citations·filing 2001–2022
76Inventor score
Top patents by PatentIndex Score
5 records- 0181US7077388B2Bubbler for substrate processingASM INC·Filed 2003·Granted Jul 18, 2006·38 cites·14 claims
- 0273US7370848B2Bubbler for substrate processingASM INC·Filed 2006·Granted May 13, 2008·7 cites·14 claims
- 0372US6510599B2Apparatus and method for installing and removing carabiners and for installing rope within the carabinersFiled 2001·Granted Jan 28, 2003·25 cites·22 claims
- 0453US12305730B2Crash absorption deviceAMRHEIN FREDERICK J·Filed 2022·Granted May 20, 2025·0 cites·21 claims
- 0531US2005221618A1System for controlling a plenum output flow geometryAMRHEIN FREDERICK J·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →