Inventor · disambiguated record
Erwin Zimmermann
Also filed as: ZIMMERMANN ERWIN
2 granted patents·24 citations·filing 1977–1993
59Inventor score
Files withSIHI GMBH & CO KG2
Top patents by PatentIndex Score
2 records- 0152US4149574AApparatus for filling a hollow and closed system provided with only one filling apertureSIHI GMBH & CO KG·Filed 1977·Granted Apr 17, 1979·18 cites·8 claims
- 0228US5456827ACompressor system having a device for continuous cleaning of the auxiliary or working liquidSIHI GMBH & CO KG·Filed 1993·Granted Oct 10, 1995·6 cites·4 claims
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