Inventor · disambiguated record
Heinrich S. Erhardt
Also filed as: ERHARDT HEINRICH S
4 granted patents·185 citations·filing 1975–1993
80Inventor score
Top patents by PatentIndex Score
4 records- 0185US4846694AComputer controlled, overhead projector displayIMAGE STORAGE RETRIEVAL SYSTEM·Filed 1988·Granted Jul 11, 1989·103 cites·15 claims
- 0268US5383484AStatic megasonic cleaning system for cleaning objectsCFMT INC·Filed 1993·Granted Jan 24, 1995·56 cites·15 claims
- 0360US4178847AItem endorsing apparatusBURROUGHS CORP·Filed 1977·Granted Dec 18, 1979·16 cites·10 claims
- 0460US3998153AHigh frequency power integrating printerSPERRY RAND CORP·Filed 1975·Granted Dec 21, 1976·10 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Heinrich S. Erhardt 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 →