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Uzwil, Switzerland

Gebruder Buhler Ag

USPTO Granted Patents = 39

Forward Citations = 512

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43 inventors (with patents filed for the assignee):

Hans Oetiker (9 out of 11 patents)

Emanuel Kummer (5 out of 7 patents)

Werner Seiler (4 out of 17 patents)

4. Roman Mueller (3 out of 11 patents)

5. Friedrich Egger (3 out of 15 patents)

6. Josef A Manser (3 out of 21 patents)

7. Armin Geiger (2 out of 5 patents)

8. Werner Brugger (2 out of 3 patents)

9. Bruno Gmur (2 out of 6 patents)

10. Hanspeter Schaffner (2 out of 3 patents)

11. Heinz Resch (1 out of 8 patents)

12. Bruno Stillhard (1 out of 13 patents)

13. Werner Groebli (1 out of 3 patents)

14. Hugo Hegelbach (1 out of 6 patents)

15. Edgar Ruegger (1 out of 4 patents)

39 patents: Sort by Forward Citations

1. 5301811 - Apparatus for the separation of grain material and the sorting out of (1994-04-12),

2. 5038973 - Vessel balance (1991-08-13),

3. 5026567 - Process for producing long pasta products and apparatus for performing (1991-06-25),

4. 5018648 - Cylinder discharge (1991-05-28),

5. 4971684 - Compact machine and process for preparation prior to dry-grinding of (1990-11-20),

6. 4859482 - Method for producing a product from oil seed (1989-08-22),

7. 4830866 - Process for manufacturing farinaceous products (1989-05-16),

8. 4775542 - Process for producing long pasta products (1988-10-04),

9. 4770621 - Pellet mill (1988-09-13),

10. 4746070 - Roll refiner and method for operating same (1988-05-24),

11. 4743190 - Injection unit for injection molding or die-casting (1988-05-10),

12. 4742228 - Infrared measuring apparatus and process for the continuous quantitative (1988-05-03),

13. 4730789 - Agitator mill (1988-03-15),

14. 4721561 - Centrifugal force separator (1988-01-26),

15. 4711622 - Pellet mill (1987-12-08),

Gebruder Buhler Ag is a global leader in the manufacture of equipment and machinery for food processing, chemical processing, and die casting. With a history spanning over 150 years, Buhler specializes in providing innovative solutions for processing, handling, and storage of bulk materials. Their comprehensive range of products includes milling machines, optical sorting machines, extruders, and various process management systems. Buhler's commitment to innovation and sustainability has made them a trusted partner for industries worldwide.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

39 Patents

#4 in Uzwil

#337 in Switzerland

#16,924 in the World

Uzwil, Switzerland

Gebruder Buhler Ag

Forward Citations = 512

43 inventors:

Hans Oetiker (9 out of 11 patents)

Emanuel Kummer (5 out of 7 patents)

Werner Seiler (4 out of 17 patents)

4. Roman Mueller (3 out of 11 patents)

5. Friedrich Egger (3 out of 15 patents)

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