Inventor · disambiguated record
Erwin Schmalfeld
Also filed as: SCHMALFELD ERWIN
2 granted patents·29 citations·filing 1982–1995
54Inventor score
Top patents by PatentIndex Score
2 records- 0175US4500770AApparatus for making perforations in running webs of paper or the likeHAUNI WERKE KOERBER & CO KG·Filed 1982·Granted Feb 19, 1985·29 cites·26 claims
- 0225US5625187AApparatus for measuring the density of accumulations of fibrous material in multiple rod making machines of the tobacco processing industryHAUNI MASCHINENBAU AG·Filed 1995·Granted Apr 29, 1997·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →