Inventor · disambiguated record
Peter Ehrmann
Also filed as: EHRMANN PETER
5 granted patents·160 citations·filing 1982–1989
84Inventor score
Top patents by PatentIndex Score
5 records- 0183US5139275AShaft sealFREUDENBERG CARL FA·Filed 1989·Granted Aug 18, 1992·42 cites·14 claims
- 0283US4553763ASeal ring having an axis parallel intermediate ringFREUDENBERG CARL·Filed 1984·Granted Nov 19, 1985·36 cites·3 claims
- 0378US4886281ASealing ring having a sealing surfacer with a recessional annular projectionFREUDENBERG CARL FA·Filed 1988·Granted Dec 12, 1989·44 cites·21 claims
- 0473US4427205ARadial shaft sealing ringFREUDENBERG CARL FA·Filed 1982·Granted Jan 24, 1984·27 cites·11 claims
- 0548US4447064ARadial shaft sealing ring having a sealing lip and liquid deflectorsFREUDENBERG CARL FA·Filed 1982·Granted May 8, 1984·11 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →