For the Inventor, By the Inventor

Enter assignee name

Uzwil, Switzerland

Gebruder Buhler Ag

Calculating rank

USPTO Granted Patents = 39

Forward Citations = 519

Loading Chart...

Loading Chart...

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)

Core Competencies:

Grain Separation

Pasta Production

Milling Technology

Moisture Measurement

Pellet Mill

Agitator Mill

Injection Molding

Centrifugal Separator

Roll Refiner

Seed Dressing

Conveyor Control

Bagging Apparatus

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),

Company Overview

Gebruder Buhler AG is a global leader in the development and manufacturing of advanced process technologies and equipment for the food, feed, and advanced materials industries. The company specializes in providing innovative solutions for grain processing, chocolate production, and the manufacturing of pasta and other food products. With a strong focus on sustainability and efficiency, Buhler leverages cutting-edge research and technology to enhance production processes, serving clients across various regions worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

39 Patents

#4 in Uzwil

#352 in Switzerland

#17,475 in the World

Uzwil, Switzerland

Gebruder Buhler Ag

Forward Citations = 519

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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gebruder Buhler Ag. Retrieved from https://idiyas.com/company/gebruder-buhler-ag

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

Loading…