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For the Inventor, By the Inventor

Thun, Switzerland

Tofwerk Ag


USPTO Granted Patents = 17


Trademarks = 1

Forward Citations = 12

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19 inventors (with patents filed for the assignee):

goldMedal Marc Gonin (9 out of 10 patents)

silverMedal Felipe Lopez-Hilfiker (4 out of 4 patents)

bronzeMedal Richard Knochenmuss (4 out of 4 patents)

4.  Michael Kamrath (4 out of 4 patents)

5.  Manuel Hutterli (3 out of 3 patents)

6.  Christian Tanner (3 out of 3 patents)

7.  Martin Tanner (3 out of 3 patents)

8.  Urs Rohner (3 out of 3 patents)

9.  Carsten Stoermer (3 out of 3 patents)

10.  Stephan Graf (2 out of 2 patents)

11.  Matthias Erb (1 out of 1 patent)

12.  Marc Pfander (1 out of 1 patent)

13.  Mike Cubison (1 out of 1 patent)

14.  Joel Kimmel (1 out of 1 patent)

15.  Katrin Fuhrer (1 out of 2 patents)


17 patents:

1. 12665180 - Ion molecule reactor and setup for analyzing complex mixtures (2026-06-23),
2. 12339261 - Method and apparatus for mass analysing a sample (2025-06-24),
3. 12207383 - Microwave driven plasma ion source (2025-01-21),
4. 11908674 - Method for generating a layout of electrodes for an ion guide (2024-02-20),
5. 11908673 - Ion molecule reactor and setup for analyzing complex mixtures (2024-02-20),
6. 11605532 - Method and ion guide assembly for modulating a stream of ions (2023-03-14),
7. 11227755 - Autosampler (2022-01-18),
8. 10811240 - Apparatus and method for analysing a chemical composition of aerosol particles (2020-10-20),
9. 10444186 - Method and an apparatus for determining a spectrum (2019-10-15),
10. 10424470 - Apparatus and method for mass spectrometry (2019-09-24),
11. 10184920 - Method and apparatus for determining a chromatogram (2019-01-22),
12. 10176976 - Ion source and method for generating elemental ions from aerosol particles (2019-01-08),
13. 10141170 - Device for mass spectrometry (2018-11-27),
14. 9671369 - Method and apparatus for determining a mobility of ions (2017-06-06),
15. 9588031 - Method and apparatus for determining the size of aerosol particles (2017-03-07),
Company Overview
Tofwerk AG, based in Thun, Switzerland, specializes in the development and manufacturing of advanced time-of-flight mass spectrometry systems. The company focuses on providing high-performance analytical solutions for various applications, including environmental monitoring, food safety, and pharmaceutical analysis. Tofwerk AG is recognized for its innovative approach to mass spectrometry technology, contributing to enhanced measurement capabilities and precision in scientific research and industrial processes.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

17 Patents

#4 in Thun

#724 in Switzerland

#35,918 in the World

Thun, CH
Thun, Switzerland

Tofwerk Ag

Forward Citations = 12

19 inventors:

goldMedal Marc Gonin (9 out of 10 patents)

silverMedal Felipe Lopez-Hilfiker (4 out of 4 patents)

bronzeMedal Richard Knochenmuss (4 out of 4 patents)

4.  Michael Kamrath (4 out of 4 patents)

5.  Manuel Hutterli (3 out of 3 patents)

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