Inventor · disambiguated record
Edgar Butzen
Also filed as: BUTZEN EDGAR
5 granted patents·85 citations·filing 1988–2002
81Inventor score
Technology areasD05B
Top patents by PatentIndex Score
5 records- 0189US6450110B1Sewing machine with speed-dependent stitch correctionPFAFF AG G M·Filed 2001·Granted Sep 17, 2002·34 cites·20 claims
- 0289US5018465ASewing machine with thread monitorPFAFF IND MASCH·Filed 1988·Granted May 28, 1991·22 cites·13 claims
- 0378US6564733B2Device for monitoring the bobbin thread on double thread lockstitch sewing machinesPFAFF IND MASCH·Filed 2002·Granted May 20, 2003·14 cites·12 claims
- 0460US5375546AShortening of needle thread end at the beginning and end of sewing in lockstitch sewing machinesPFAFF AG G M·Filed 1991·Granted Dec 27, 1994·9 cites·21 claims
- 0558US6776112B2Sewing machine comprising a device for steering towards the end of a seamG M PFAFF AG IN INSOLVENZ·Filed 2001·Granted Aug 17, 2004·6 cites·6 claims
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