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Stuttgart, Germany

Coperion Gmbh

USPTO Granted Patents = 40

CIPO Patents = 3

EPO Patents = 69

Trademarks = 22

Forward Citations = 53

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123 inventors (with patents filed for the assignee):

Ulrich Conrad (6 out of 6 patents)

Markus Schmudde (4 out of 4 patents)

Sören Welb (4 out of 5 patents)

4. Ralf Riehle (4 out of 4 patents)

5. Thorsten Stirner (4 out of 4 patents)

6. Norbert Kern (3 out of 3 patents)

7. Bernhard Stöhrer (3 out of 4 patents)

8. Heiko Hornberger (3 out of 3 patents)

9. Bernhard Stark (3 out of 5 patents)

10. Thomas Vögele (3 out of 3 patents)

11. Bruno Zinser (3 out of 3 patents)

12. Hans-Joachim Sämann (3 out of 3 patents)

13. Michael Dürr (2 out of 2 patents)

14. Peter Munkes (2 out of 2 patents)

15. Michael Duerr (2 out of 2 patents)

Core Competencies:

Screw Machines

Pelletizers

Plastic Granulate

Extruders

Conveying Systems

Material Processing

Treatment Elements

Vacuum Housing Inserts

Gearbox Assemblies

Pneumatic Conveying

Devolatilizing Polymer Melts

Blade Heads

40 patents: Sort by Forward Citations

1. 12440814 - Feeding screw machine for feeding a processing screw machine (2025-10-14),

2. 12377580 - Strand pelletizer and method for adjusting the cutting gap of such a pelletizer (2025-08-05),

3. 12370582 - Housing cleaning device for cleaning a housing of a screw machine (2025-07-29),

4. 12311405 - Method and device for producing a powder coating melt (2025-05-27),

5. 12083729 - Treatment element for a treatment element shaft of a screw machine, and method for producing a treatment element (2024-09-10),

6. 12076904 - Device and method for producing a dyed and an undyed plastic melt (2024-09-03),

7. 12057664 - Heating apparatus for at least one housing section of a screw extruder and method for servicing a heating apparatus of this kind (2024-08-06),

8. 11986977 - Method and reprocessing installation for reprocessing film waste material (2024-05-21),

9. 11911772 - Blade head for granulating strands of material and granulating apparatus having such a blade head and method for assembling such a blade head (2024-02-27),

10. 11478970 - Housing component for a multi-shaft screw machine and method for the production of a housing component (2022-10-25),

11. 11447345 - Connecting device for connecting a screw machine to a gear mechanism, and method for cleaning such a connecting device (2022-09-20),

12. 11440221 - Device and method for producing a dyed and an undyed plastic melt (2022-09-13),

13. 11440063 - Diverter valve for conveying material to be conveyed and method for cleaning a diverter valve of this type (2022-09-13),

14. 11273590 - Starting-valve throttle device for delivering a melt from a screw extruder, and system for preparing bulk material having a starting-valve throttle device of this type, and method for delivering a melt from a screw extruder by means of a starting-valve throttle device of this type (2022-03-15),

15. 11273576 - Device and method for producing plastic granulate (2022-03-15),

Coperion GmbH is a global market leader in the areas of compounding and extrusion, feeding and weighing, bulk material handling, and service. With over 30 locations worldwide, Coperion delivers advanced solutions for various industries including plastics, chemicals, food and pharmaceuticals. Their innovative technologies, equipment, and services help customers improve their efficiency, productivity, and sustainability.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

40 Patents

#21 in D-7000 Stuttgart

#1,295 in Germany

#16,558 in the World

Stuttgart, Germany

Coperion Gmbh

Forward Citations = 53

123 inventors:

Ulrich Conrad (6 out of 6 patents)

Markus Schmudde (4 out of 4 patents)

Sören Welb (4 out of 5 patents)

4. Ralf Riehle (4 out of 4 patents)

5. Thorsten Stirner (4 out of 4 patents)

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