Inventor · disambiguated record
Stephen John Barnfield
Also filed as: BARNFIELD STEPHEN · BARNFIELD STEPHEN J · BARNFIELD STEPHEN JOHN
6 granted patents·1 pending application·36 citations·filing 1999–2021
75Inventor score
Technology areasG06F
Files withIBM7
Top patents by PatentIndex Score
7 records- 0193US11663381B2Clock mapping in an integrated circuit designIBM·Filed 2021·Granted May 30, 2023·4 cites·24 claims
- 0265US7516424B2Modeling and simulating a powergated hierarchical elementIBM·Filed 2006·Granted Apr 7, 2009·3 cites·7 claims
- 0352US6324680B1Synthesis of arrays and recordsIBM·Filed 1999·Granted Nov 27, 2001·29 cites·21 claims
- 0449US9495496B2Non-invasive insertion of logic functions into a register-transfer level (‘RTL’) designIBM·Filed 2014·Granted Nov 15, 2016·0 cites·18 claims
- 0547US12050852B2Signal pre-routing in an integrated circuit designIBM·Filed 2021·Granted Jul 30, 2024·0 cites·20 claims
- 0644US2023074528A1Iterative design of an integrated circuit designIBM·Filed 2021·Application pending·0 cites
- 0741US11907634B2Automating addition of power supply rails, fences, and level translators to a modular circuit designIBM·Filed 2021·Granted Feb 20, 2024·0 cites·25 claims
Join the waitlist — get patent alerts
Get an alert when Stephen John Barnfield files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →