For the Inventor, By the Inventor

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Lake Bluff, IL, United States of America

Buehler Gmbh

Calculating rank

USPTO Granted Patents = 31

% Expired Patents = 6.5

Trademarks = 37

Forward Citations = 350

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40 inventors (with patents filed for the assignee):

Ralph R Doyle (6 out of 6 patents)

Robert E Zimmer (4 out of 8 patents)

Michael F Hart (3 out of 13 patents)

4. Rolf Kamps (3 out of 3 patents)

5. Thomas A Linke (3 out of 3 patents)

6. James A Nelson (3 out of 3 patents)

7. Troy William Livingston (2 out of 45 patents)

8. Arnold Buchanan (2 out of 3 patents)

9. Doug Ceckowski (2 out of 2 patents)

10. Deborah Doan (2 out of 2 patents)

11. Nicolas John Dougill (2 out of 3 patents)

12. Scott Holt (2 out of 2 patents)

13. Kelly Leithner (2 out of 2 patents)

14. Chuck Shewey (2 out of 2 patents)

15. Alan W Wilkerson (2 out of 18 patents)

Core Competencies:

Bulk Material Conveying

Polishing Apparatus

Fluid-Dispensing System

Grinding

Microscope

Abrasive Cutting Wheel

Centrifugal Disk

Mechanochemical Polishing

Optical Fiber Polishing

Sample Mounting

Coolant System

Goniometer

31 patents: Sort by Forward Citations

1. 9718620 - Method and conveyor device for conveying bulk material (2017-08-01),

2. 9493309 - Conveyor element and conveyor device for conveying bulk material (2016-11-15),

3. 9456623 - Method and apparatus for kiln drying of material for kiln drying (2016-10-04),

4. 9365351 - Conveying device, carrier, and feeding device for conveying bulk goods (2016-06-14),

5. 7070067 - Modular fluid-dispensing system (2006-07-04),

6. 6893321 - Modular fluid-dispensing system (2005-05-17),

7. 6224474 - Magnetic disc system for grinding or polishing specimens (2001-05-01),

8. 5816899 - Micro precise polishing apparatus (1998-10-06),

9. 5800254 - Automatic apparatus for grinding and polishing samples (1998-09-01),

10. 5672093 - Specimen load control mechanism for automatic polishing apparatus (1997-09-30),

11. 5561912 - Three axis goniometer (1996-10-08),

12. 5456147 - Precision cutter saw (1995-10-10),

13. 5427018 - Centrifugal disk for impact mills, air classifiers or the like (1995-06-27),

14. 5228886 - Mechanochemical polishing abrasive (1993-07-20),

15. 4966538 - Mounting press (1990-10-30),

Company Overview

Buehler GmbH is a prominent provider of materials preparation and analysis solutions, specializing in the development and manufacturing of equipment and consumables for metallography and materials science. The company focuses on enhancing the quality and efficiency of material testing processes, serving industries such as automotive, aerospace, and electronics. With a commitment to innovation, Buehler integrates advanced technologies to support research and development efforts globally, ensuring precise and reliable results in material characterization.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

31 Patents

#1 in Lake Bluff, IL

#589 in Illinois

#10,946 in US

#21,301 in the World

Lake Bluff, IL, United States of America

Buehler Gmbh

Forward Citations = 350

40 inventors:

Ralph R Doyle (6 out of 6 patents)

Robert E Zimmer (4 out of 8 patents)

Michael F Hart (3 out of 13 patents)

4. Rolf Kamps (3 out of 3 patents)

5. Thomas A Linke (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Buehler Gmbh. Retrieved from https://idiyas.com/company/buehler

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]

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