Inventor · disambiguated record
Charles D. Helfenberger
Also filed as: HELFENBERGER CHARLES D
3 granted patents·0 citations·filing 2014–2016
49Inventor score
Files withIBM3
Top patents by PatentIndex Score
3 records- 0156US9607159B2Intelligent key selection and generationIBM·Filed 2014·Granted Mar 28, 2017·0 cites·19 claims
- 0253US9471796B2Intelligent key selection and generationIBM·Filed 2016·Granted Oct 18, 2016·0 cites·1 claims
- 0351US9633212B2Intelligent key selection and generationIBM·Filed 2016·Granted Apr 25, 2017·0 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Charles D. Helfenberger 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 →