Inventor · disambiguated record
Wilhelm Stapel
Also filed as: STAPEL WILHELM
6 granted patents·62 citations·filing 1976–1989
82Inventor score
Technology areasD05B
Files withDUERKOPPWERKE6
Top patents by PatentIndex Score
6 records- 0184US4364319AControlled thread clamp device for needle threadsDUERKOPPWERKE·Filed 1979·Granted Dec 21, 1982·18 cites·13 claims
- 0278US4981094ASewing machine having a device actuable by a pressure medium for applying a variable force to a presser elementDUERKOPPWERKE·Filed 1989·Granted Jan 1, 1991·14 cites·21 claims
- 0378US4815404AServo device for a multineedle sewing machine with engageable and disengageable needle barsDUERKOPPWERKE·Filed 1988·Granted Mar 28, 1989·14 cites·6 claims
- 0466US4137858AGripper and bobbin assembly for double-lock-stitch sewing machineDUERKOPPWERKE·Filed 1977·Granted Feb 6, 1979·8 cites·6 claims
- 0566US4074645AControlled braking device for the gripper-thread bobbin of a double lock-stitch sewing machineDUERKOPPWERKE·Filed 1976·Granted Feb 21, 1978·8 cites·9 claims
- 0625US4998490ABobbin housing assembly in a sewing machine having at least one hookDUERKOPPWERKE·Filed 1989·Granted Mar 12, 1991·0 cites·7 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →