Inventor · disambiguated record

Mathias Ulmen

Also filed as: ULMEN MATHIAS

3 granted patents·13 citations·filing 1985–1989

64Inventor score

Technology areasD05B

Files withPFAFF IND MASCH3

Top patents by PatentIndex Score

3 records

0162US4643118ASewing machine with step motor operated feed devicePFAFF IND MASCH·Filed 1986·Granted Feb 17, 1987·8 cites·10 claims
0237US4590873ASewing assembly with a sewing machine movable along the workPFAFF IND MASCH·Filed 1985·Granted May 27, 1986·3 cites·5 claims
0336US5105751AProcess for carrying out a sewing operation with a sewing machine with needle feedPFAFF IND MASCH·Filed 1989·Granted Apr 21, 1992·2 cites·5 claims

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