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Troisdorf, Germany

Reifenhauser Gmbh & Co Kg Maschinenfabrik

USPTO Granted Patents = 25

CIPO Patents = 6

EPO Patents = 100

Trademarks = 1

Forward Citations = 45

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37 inventors (with patents filed for the assignee):

Sebastian Sommer (6 out of 39 patents)

Morten Rise Hansen (4 out of 10 patents)

Helmut Meyer (4 out of 20 patents)

4. Claudio Cinquemani (3 out of 11 patents)

5. Michael Nitschke (3 out of 15 patents)

6. Hans-Georg Geus (3 out of 28 patents)

7. Thomas Broch (3 out of 5 patents)

8. Antonios K Doufas (2 out of 32 patents)

9. Detlef Frey (2 out of 38 patents)

10. Thomas Fett (2 out of 8 patents)

11. Christoph Lettowsky (2 out of 5 patents)

12. Peter Schlag (2 out of 7 patents)

13. Douglas B Brown (2 out of 10 patents)

14. Jeffrey D Stark (2 out of 9 patents)

15. Jeanne Marie MacDonald (2 out of 5 patents)

25 patents: Sort by Forward Citations

1. 12434420 - Plant for producing a coextruded multi-layer film, apparatus for coextruding a multilayered coextrusion composite and method for coextruding and also method for operating a plant and/or apparatus for this purpose (2025-10-07),

2. 12377597 - Method for monitoring a production process, method for indirectly deducing a systematic dependency, method for adapting quality, method for starting a production process, method for producing an extrusion product and system for producing an extrusion product (2025-08-05),

3. 11091861 - Spunbonded nonwoven with crimped fine fibers (2021-08-17),

4. 11021821 - Method for making a spunbonded high loft nonwoven web (2021-06-01),

5. 11021820 - Nonwoven fabric comprising a high loft spunbond layer (2021-06-01),

6. 10908775 - Method for quick navigation in a user interface, method for manufacturing a product from thermoplastic, plant control for quick navigation in a user interface and plant for manufacturing a product from thermoplastic (2021-02-02),

7. 10773450 - Method for manufacturing a blown film web as well as a blown film line (2020-09-15),

8. 10711109 - Method of making a semifinished product (2020-07-14),

9. 10435829 - Method for making a spunbonded high loft nonwoven web (2019-10-08),

10. 10174442 - Polypropylene fibers and fabrics (2019-01-08),

11. 10099857 - Calender stack and method for producing a film from thermoplastics (2018-10-16),

12. 9764496 - Mixing section for a plastic extrusion screw (2017-09-19),

13. 9636700 - Apparatus for wetting a web of material with a liquid (2017-05-02),

14. 9322114 - Polypropylene fibers and fabrics (2016-04-26),

15. 9284122 - Roller frame (2016-03-15),

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

25 Patents

#6 in Troisdorf

#1,868 in Germany

#24,910 in the World

Troisdorf, Germany

Reifenhauser Gmbh & Co Kg Maschinenfabrik

Forward Citations = 45

37 inventors:

Sebastian Sommer (6 out of 39 patents)

Morten Rise Hansen (4 out of 10 patents)

Helmut Meyer (4 out of 20 patents)

4. Claudio Cinquemani (3 out of 11 patents)

5. Michael Nitschke (3 out of 15 patents)

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