Inventor · disambiguated record
Karl-Heinz Erhard
Also filed as: ERHARD KARL · ERHARD KARL-HEINZ
2 granted patents·1 pending application·4 citations·filing 1974–2012
47Inventor score
Top patents by PatentIndex Score
3 records- 0144US9308832B2Method for operating railbound vehiclesERHARD KARL-HEINZ·Filed 2012·Granted Apr 12, 2016·2 cites·9 claims
- 0242US3966829AMethod of purifying monoalcoholsTEXACO AG·Filed 1974·Granted Jun 29, 1976·2 cites·17 claims
- 0335US2010305996A1Method for Creating Timetables for Transportation Systems Taking Into Account Time LimitsSIEMENS AG·Filed 2008·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Karl-Heinz Erhard 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 →