Manfred Ackermann

Person

Elmhurst, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Front roller feeder
- Patent number 5,694,876
- Issue date Dec 9, 1997
- One Union Special Corporation
- Manfred Ackermann
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Front roller feeder
- Patent number 5,605,106
- Issue date Feb 25, 1997
- Union Special Corporation
- Manfred Ackermann
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Independent guide system for upper roller feeder
- Patent number 5,493,979
- Issue date Feb 27, 1996
- Union Special Corporation
- Manfred Ackermann
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Lap seamer device for sewing machine
- Patent number 5,370,071
- Issue date Dec 6, 1994
- Union Special Corporation
- Manfred Ackermann
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Lap seamer device for sewing machine
- Patent number 5,222,450
- Issue date Jun 29, 1993
- Union Special Corporation
- Manfred Ackermann
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Adjustable stitch chain cutting assembly inlet
- Patent number 5,052,318
- Issue date Oct 1, 1991
- Union Special Corporation
- Manfred Ackermann
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Hemming device with hemming guide and guide member for a sewing mac...
- Patent number 4,817,544
- Issue date Apr 4, 1989
- Union Special Corporation
- Manfred Ackermann
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Needle guard for sewing machine
- Patent number 4,791,875
- Issue date Dec 20, 1988
- Union Special Corporation
- Manfred Ackermann
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Needle guard for sewing machines
- Patent number 4,285,291
- Issue date Aug 25, 1981
- Union Special Corporation
- Manfred Ackermann
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Bobbin thread tension device
- Patent number 4,235,178
- Issue date Nov 25, 1980
- Union Special Corporation
- Manfred Ackermann
- D05 - SEWING EMBROIDERING TUFTING

Manfred Ackermann

Person

Patents Grantslast 30 patents

Front roller feeder

Front roller feeder

Independent guide system for upper roller feeder

Lap seamer device for sewing machine

Lap seamer device for sewing machine

Adjustable stitch chain cutting assembly inlet

Hemming device with hemming guide and guide member for a sewing mac...

Needle guard for sewing machine

Needle guard for sewing machines

Bobbin thread tension device