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Westfalia Separator Ag

USPTO Granted Patents = 201

% Expired Patents = 14.9

CIPO Patents = 6

EPO Patents = 2

Trademarks = 3

Forward Citations = 1,367

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174 inventors (with patents filed for the assignee):

Werner Kohlstette (21 out of 21 patents)

Karl-Heinz Zettier (19 out of 20 patents)

Wilfried Mackel (18 out of 44 patents)

4. Friedrich Icking (12 out of 12 patents)

5. Paul Bruning (11 out of 11 patents)

6. Willi Niemerg (10 out of 10 patents)

7. Heinrich Bucker (9 out of 10 patents)

8. Hubert Gunnewig (9 out of 9 patents)

9. Heinrich Hemfort (7 out of 8 patents)

10. Ulrich Wrede (6 out of 6 patents)

11. Helmut Figgener (5 out of 6 patents)

12. Hanno Lehmann (5 out of 5 patents)

13. Gunthard Pautsch (5 out of 5 patents)

14. Aloys Tenthoff (5 out of 5 patents)

15. Thomas Kleimann (4 out of 8 patents)

Core Competencies:

Centrifuge

Separator

Solid Bowl

Oil Processing

Filtering Device

Centrifugal Drum

Milking Machines

Liquid Content Adjustment

Self-Dumping

Helical Conveyor

Centrifugal Skimming

Fatty Acid Esters

201 patents: Sort by Forward Citations

1. 8465406 - Centrifuge including a frame and a bearing device having a pair of cantilevers and a pair of spring elements located between the cantilevers and the frame (2013-06-18),

2. 8419607 - Centrifuge including a drum and solid discharge orifices having bores arranged at selected vertical heights along an exterior of the drum (2013-04-16),

3. 8402729 - Vehicle and method for harvesting espalier fruit, especially berries or grapes (2013-03-26),

4. 8192342 - Separator having a liquid outlet including a throttling device (2012-06-05),

5. 8123667 - Centrifuge, in particular separator, having a feed line for control fluid (2012-02-28),

6. 8092362 - Separator arrangement in sanitary design (2012-01-10),

7. 7883457 - Helical conveyor centrifuge having a planetary gear drive device (2011-02-08),

8. 7837608 - Method and device for preventing blockages in the flow paths of a separator (2010-11-23),

9. 7763172 - Filtering device (2010-07-27),

10. 7758488 - Method of operating a separator by recirculating an entraining liquid (2010-07-20),

11. 7753834 - Solid-wall centrifuge comprising a weir provided with a stationary angled deflector plate (2010-07-13),

12. 7749148 - Separator drum having a screw connection (2010-07-06),

13. 7695748 - Method for reducing cholesterol in oils or fats (2010-04-13),

14. 7641929 - Method and device for adjusting the sediment content of a drink (2010-01-05),

15. 7614995 - Centrifuge having solids discharge nozzles with wear protection (2009-11-10),

Westfalia Separator AG, headquartered in Oelde, Germany, specializes in advanced centrifuge technology, focusing on the development and manufacturing of high-performance separators and centrifuges. The company is renowned for its innovative solutions in oil processing, solid bowl separation, and filtering devices, catering to various industries including food and beverage, environmental technology, and dairy. Westfalia's expertise extends to liquid content adjustment and the design of centrifugal drums, ensuring efficient and reliable processing systems.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

Westfalia Separator Ag

201 Patents

#1 in Oelde

#293 in Germany

#4,205 in the World

Westfalia Separator Ag

Forward Citations = 1,367

174 inventors:

Werner Kohlstette (21 out of 21 patents)

Karl-Heinz Zettier (19 out of 20 patents)

Wilfried Mackel (18 out of 44 patents)

4. Friedrich Icking (12 out of 12 patents)

5. Paul Bruning (11 out of 11 patents)

Please report any incorrect information to [email protected]

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