Inventor · disambiguated record
Franz Hannemann
Also filed as: HANNEMANN FRANZ
6 granted patents·59 citations·filing 1975–1981
82Inventor score
Files withDUERKOPPWERKE6
Top patents by PatentIndex Score
6 records- 0190US4417535ASewing machine belt feeder with tensionerDUERKOPPWERKE·Filed 1981·Granted Nov 29, 1983·22 cites·4 claims
- 0263US4062309AAutomatic feed device for sewing machineDUERKOPPWERKE·Filed 1975·Granted Dec 13, 1977·11 cites·8 claims
- 0361US4258637AMovable workpiece-clamping attachment for sewing machineDUERKOPPWERKE·Filed 1979·Granted Mar 31, 1981·10 cites·11 claims
- 0450US4104977AFabric-feed control for sewing machineDUERKOPPWERKE·Filed 1977·Granted Aug 8, 1978·6 cites·15 claims
- 0549US4102280AFeed device for flexible workpieces, especially for a sewing machineDUERKOPPWERKE·Filed 1977·Granted Jul 25, 1978·6 cites·3 claims
- 0637US4227471ASewing-machine guide for edge-parallel seaming of a workpieceDUERKOPPWERKE·Filed 1978·Granted Oct 14, 1980·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →