Inventor · disambiguated record
Winfried Helm
Also filed as: HELM WINFRIED
5 granted patents·206 citations·filing 1986–1989
84Inventor score
Top patents by PatentIndex Score
5 records- 0194US5005321AProtective hood for grinding machines, particularly angle grinders, and suitable fastening receptacle for the latterBOSCH GMBH ROBERT·Filed 1987·Granted Apr 9, 1991·76 cites·18 claims
- 0292US4955744AClamping fixture for axially clamping a tool in place, in particular a discBOSCH GMBH ROBERT·Filed 1989·Granted Sep 11, 1990·70 cites·34 claims
- 0377US4980994AClamping fixture for detachably particular a discBOSCH GMBH ROBERT·Filed 1987·Granted Jan 1, 1991·30 cites·11 claims
- 0460US4901479APortable hand machine tool, particularly angle gringerBOSCH GMBH ROBERT·Filed 1989·Granted Feb 20, 1990·19 cites·13 claims
- 0553US4973807AActuation device for a switch particularly for a hand machine toolSTAEBLER MANFRED·Filed 1986·Granted Nov 27, 1990·11 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →