Inventor · disambiguated record
Erwin Pietryk
Also filed as: PIETRYK ERWIN
3 granted patents·83 citations·filing 1981–1986
72Inventor score
Files withFORD MOTOR CO3
Top patents by PatentIndex Score
3 records- 0186US4679983AWater pump for window washer unitFORD MOTOR CO·Filed 1986·Granted Jul 14, 1987·65 cites·2 claims
- 0251US4439887AWiper arm with washer nozzle for motor vehicle windowsFORD MOTOR CO·Filed 1982·Granted Apr 3, 1984·12 cites·4 claims
- 0338US4428533AWindshield wiper shaft bushing assembly with washer jetFORD MOTOR CO·Filed 1981·Granted Jan 31, 1984·6 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →