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Kaiserslautern, Germany

Pfaff Industriemaschinen Gmbh

USPTO Granted Patents = 179

EPO Patents = 1

Forward Citations = 1,117

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121 inventors (with patents filed for the assignee):

Erich Willenbacher (33 out of 35 patents)

Walter Hager (16 out of 17 patents)

Ernst Albrecht (11 out of 11 patents)

4. Albert Dusch (11 out of 11 patents)

5. Kurt Klundt (9 out of 16 patents)

6. Herbert Dietrich (9 out of 10 patents)

7. Reinhold Dobner (7 out of 8 patents)

8. Herbert Wenz (7 out of 7 patents)

9. Kurt Bolldorf (7 out of 8 patents)

10. Kurt Vollmar (7 out of 7 patents)

11. Gunther Mall (6 out of 9 patents)

12. Fritz Jehle (6 out of 7 patents)

13. Edgar Busch (6 out of 6 patents)

14. Heinrich Bungert (5 out of 5 patents)

15. Oskar Braun (5 out of 6 patents)

Core Competencies:

Sewing Machine Technology

Thread Monitoring Systems

Embroidery Hoops

Fabric Tensioning

Plastic Welding Machines

Workpiece Alignment Devices

Feed Mechanisms

Thread Cutting Devices

Differential Feed

Sewing Operations

Transport Devices

Lubrication Systems

179 patents: Sort by Forward Citations

1. 6564733 - Device for monitoring the bobbin thread on double thread lockstitch sewing machines (2003-05-20),

2. 6527403 - Sewing machine with a light barrier (2003-03-04),

3. 5299518 - Lower feed dog lifting, lowering, and horizontal coupling (1994-04-05),

4. 5237941 - Embroidery hoop with an outer contour deviating from the circular shape (1993-08-24),

5. 5199365 - Sewing machine thread monitoring system (1993-04-06),

6. 5129171 - Inflatable or twistable tubes for embroidery hoop fabric tensioning (1992-07-14),

7. 5124606 - Dual rotor with continuous/positioning reverse controls (1992-06-23),

8. 5113774 - Thread cutting device on a sewing machine (1992-05-19),

9. 5113324 - Sewing machine with a lamp (1992-05-12),

10. 5105751 - Process for carrying out a sewing operation with a sewing machine with (1992-04-21),

11. 5103749 - Process and sewing machine for sewing together layers of fabric (1992-04-14),

12. 5095834 - Sewing machine with swingable stitch forming unit (1992-03-17),

13. 5091038 - Plastic welding machine for producing weld seams (1992-02-25),

14. 5078068 - Process and apparatus for preparing a seam (1992-01-07),

15. 5036780 - Feed device for a sewing machine (1991-08-06),

Pfaff Industriemaschinen GmbH is a leading global provider of industrial sewing machines, automation solutions, and services. With over 150 years of expertise, we offer a wide range of innovative products for various industries including apparel, automotive, upholstery, and more. Our machines are known for their precision, reliability, and efficiency, meeting the high demands of modern manufacturing. Visit our website to explore our products, learn more about our comprehensive solutions, and experience the excellence of Pfaff Industriemaschinen GmbH.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

179 Patents

#2 in Kaiserslautern

#371 in Germany

#4,524 in the World

Kaiserslautern, Germany

Pfaff Industriemaschinen Gmbh

Forward Citations = 1,117

121 inventors:

Erich Willenbacher (33 out of 35 patents)

Walter Hager (16 out of 17 patents)

Ernst Albrecht (11 out of 11 patents)

4. Albert Dusch (11 out of 11 patents)

5. Kurt Klundt (9 out of 16 patents)

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