Inventor · disambiguated record
Brenton Eugene Helfrick
Also filed as: HELFRICK BRENTON E · HELFRICK BRENTON EUGENE
4 granted patents·1 pending application·27 citations·filing 2009–2022
71Inventor score
Files withPHOENIX CONTACT DEV & MFG INC2PHOENIX CONTACT DEVELOPMENT AND MFG INC2INC PHOENIX CONTACT DEV & MFG1
Top patents by PatentIndex Score
5 records- 0190US12301380B2APL field switch with automatic protocol detectionPHOENIX CONTACT DEVELOPMENT AND MFG INC·Filed 2022·Granted May 13, 2025·4 cites·37 claims
- 0285US7940508B2Inherently safe modular control systemPHOENIX CONTACT DEV & MFG INC·Filed 2009·Granted May 10, 2011·20 cites·12 claims
- 0363US10396854B2Spur isolation in a fieldbus networkPHOENIX CONTACT DEVELOPMENT AND MFG INC·Filed 2015·Granted Aug 27, 2019·1 cites·18 claims
- 0457US9684322B2Voltage limiting device for use in a distributed control systemPHOENIX CONTACT DEV & MFG INC·Filed 2013·Granted Jun 20, 2017·2 cites·20 claims
- 0538US2014143607A1Dedicated Network Diagnostics Module for a Process NetworkINC PHOENIX CONTACT DEV & MFG·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →