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For the Inventor, By the Inventor

Göttingen, Germany

Sartorius Ag


USPTO Granted Patents = 139

% Expired Patents = 18.0


Trademarks = 36

Forward Citations = 2,060

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188 inventors (with patents filed for the assignee):

goldMedal Christian Oldendorf (17 out of 44 patents)

silverMedal Dietmar Nussbaumer (17 out of 25 patents)

bronzeMedal Wolfgang Demmer (13 out of 22 patents)

4.  Otto Kuhlmann (10 out of 17 patents)

5.  Werner Schulze (10 out of 11 patents)

6.  Achim Pohl (9 out of 15 patents)

7.  Tomas Fiegl (9 out of 32 patents)

8.  Christoph Berg (9 out of 27 patents)

9.  Hans-Heinrich Hörl (8 out of 12 patents)

10.  Oscar-Werner Reif (7 out of 46 patents)

11.  Peter Fleischer (7 out of 7 patents)

12.  Alfred Klauer (6 out of 9 patents)

13.  Hans-Weddo Schmidt (6 out of 8 patents)

14.  Matthias Eger (6 out of 8 patents)

15.  Andreas Graus (5 out of 13 patents)


Core Competencies:
Weighing Systems
Electronic Scales
Force Sensors
Filtration Methods
Measurement Devices
Cross-Flow Filtration
Adsorption Membranes
Humidity Measurement
Genetic Vaccination
Precision Force Transducer
Analytical Balance
Microorganism Detection

139 patents:

1. 10344254 - Reactor plant and process for culturing phototropic microorganisms (2019-07-09),
2. 8846383 - Method for the biotechnological production of valuable products (2014-09-30),
3. 8343351 - Membrane for removing proteases from liquids (2013-01-01),
4. 8343350 - Membrane, device and method for removing proteases from liquids (2013-01-01),
5. 7964806 - Electronic scale comprising a bubble level (2011-06-21),
6. 7924543 - Current-limiting circuit with additional current path (2011-04-12),
7. 7906737 - Electronic scale comprising an inclinometer and corresponding signal evaluation method (2011-03-15),
8. 7847202 - Top-pan scales with corner load sensor (2010-12-07),
9. 7839320 - Measurement amplification device and method (2010-11-23),
10. 7830294 - Measurement amplification device and method (2010-11-09),
11. 7818891 - Inclination sensor with optoelectronic level (2010-10-26),
12. 7789293 - Device and method for dosing by using a scale (2010-09-07),
13. D622624 - Scale (2010-08-31),
14. D622623 - Scale (2010-08-31),
15. 7780579 - Weighing system using electromagnetic force compensation (2010-08-24),
Company Overview
Sartorius AG, headquartered in Göttingen, Germany, specializes in the development and manufacturing of advanced weighing systems and measurement devices. The company is recognized for its expertise in electronic scales, force sensors, and humidity measurement technologies. Sartorius also focuses on innovative filtration methods, including cross-flow filtration and adsorption membranes, catering to various industries such as pharmaceuticals and biotechnology. Their commitment to precision and reliability positions them as a leader in measurement solutions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Sartorius Ag USPTO Patent Assignee Logo
139 Patents

#3 in Göttingen

#440 in Germany

#5,821 in the World

Göttingen, DE
Göttingen, Germany

Sartorius Ag

Forward Citations = 2,060

188 inventors:

goldMedal Christian Oldendorf (17 out of 44 patents)

silverMedal Dietmar Nussbaumer (17 out of 25 patents)

bronzeMedal Wolfgang Demmer (13 out of 22 patents)

4.  Otto Kuhlmann (10 out of 17 patents)

5.  Werner Schulze (10 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sartorius Ag. Retrieved from https://idiyas.com/company/sartorius-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]
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