Inventor · disambiguated record
Hans Lengenfelder
Also filed as: LENGENFELDER HANS
2 granted patents·1 pending application·16 citations·filing 1989–2006
56Inventor score
Top patents by PatentIndex Score
3 records- 0146US5066953APosition measuring apparatus with a subdivision circuit for subdividing sinusoidal scanning signalsHEIDENHAIN GMBH DR JOHANNES·Filed 1989·Granted Nov 19, 1991·14 cites·20 claims
- 0244US7031799B2Control structure for the active damping of low-frequency oscillations in numerically controlled machine toolsHEIDENHAIN GMBH DR JOHANNES·Filed 2004·Granted Apr 18, 2006·2 cites·18 claims
- 0332US2007153890A1Pulse width modulation methodHUBER NORBERT·Filed 2006·Application pending·0 cites
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