Inventor · disambiguated record
Ewald Harr
Also filed as: HARR EWALD
3 granted patents·11 citations·filing 1976–1993
61Inventor score
Files withHARR EWALD2
Top patents by PatentIndex Score
3 records- 0136US4132118APiston power generating and working machineHARR EWALD·Filed 1977·Granted Jan 2, 1979·8 cites·18 claims
- 0222US4088033APiston power generating machineHARR EWALD·Filed 1976·Granted May 9, 1978·2 cites·14 claims
- 0319US5495779ASmooth rimmed differential gearFiled 1993·Granted Mar 5, 1996·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →