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Bonaduz, Switzerland

Hamilton Bonaduz Ag

USPTO Granted Patents = 84

% Expired Patents = 1.2

EPO Patents = 110

Trademarks = 1

Forward Citations = 530

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98 inventors (with patents filed for the assignee):

Hanspeter Romer (10 out of 12 patents)

Fridolin Gysel (8 out of 8 patents)

Dirk Schoenfuss (8 out of 8 patents)

4. Dirk Schönfuss (7 out of 7 patents)

5. Klaus Leckebusch (7 out of 8 patents)

6. Nando Giovanoli (6 out of 6 patents)

7. Vinzenz Kirste (6 out of 6 patents)

8. Bernd Offenbeck (5 out of 6 patents)

9. Oliver Kühne (5 out of 5 patents)

10. Silvio Walpen (5 out of 5 patents)

11. Claudius-Michael Ortega Schulte (5 out of 5 patents)

12. Reto Ettinger (5 out of 5 patents)

13. Thomas Jäger (4 out of 4 patents)

14. Carsten Etzold (4 out of 4 patents)

15. Reto Menzi (4 out of 4 patents)

Core Competencies:

Pipetting Device

Liquid Detection

Cell Culturing System

Optical Sensor

Electrochemical Sensor

Sample Processing

Fluid Supply Interface

Biological Samples

Pulsed Pipetting

Capacitive Sensing

Biomass Sensor

Motor Cassette

84 patents: Sort by Forward Citations

1. 12644834 - Turbidity sensor, in particular for determining a cell density of a suspension (2026-06-02),

2. 12584936 - Pipetting unit with capacitive liquid detection, combination of such a pipetting unit and a pipetting tip, and method for capacitively detecting pipetting liquid (2026-03-24),

3. 12560568 - Combination electrode having a hydrogel diaphragm (2026-02-24),

4. 12442761 - Sensor assembly for spectroscopically detecting substances (2025-10-14),

5. 12403464 - Integrated motor cassette for connection to and for use in a pipetting system, pipetting system, and method for exchanging an integrated motor cassette of a pipetting system (2025-09-02),

6. 12180445 - Device for monitoring a biological process in a liquid medium (2024-12-31),

7. 12115527 - Pipette device with electromagnetically drivable locking actuator for locking releasably coupled pipette tips (2024-10-15),

8. 12072312 - Combination electrode having extended reference chamber (2024-08-27),

9. 12030044 - Device and method for exact liquid-class-independent pipetting (2024-07-09),

10. 11938474 - Device and method for determining the quality of pulsed dispensing of liquid according to the air displacement principle (2024-03-26),

11. 11911757 - Pipetting device for pulsed pipetting with a pipetting piston movement controlled on the basis of a detection of the piston position (2024-02-27),

12. 11744980 - Exhalation valve arrangement for a ventilator apparatus with an apparatus for receiving a pressure sensor (2023-09-05),

13. 11726077 - Method for calibrating biomass sensors operating with impedance spectroscopy and use of a suspension for carrying out such a method (2023-08-15),

14. 11668649 - Device for the temperature-compensated optical detection of an oxygen content of a fluid (2023-06-06),

15. 11648566 - Pipetting device with a stator magnet assembly, which can be used on both sides, as part of a linear-motor drive of a pipetting unit (2023-05-16),

Company Overview

Hamilton Bonaduz AG, based in Bonaduz, Switzerland, specializes in advanced pipetting technology and innovative solutions for laboratory automation. The company focuses on the development and manufacturing of pipetting devices, liquid detection systems, and cell culturing systems, enhancing precision in sample processing. Their expertise extends to optical and electrochemical sensors, as well as fluid supply interfaces, catering to the needs of researchers working with biological samples. Hamilton Bonaduz AG is committed to advancing laboratory efficiency and accuracy.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

84 Patents

#1 in Bonaduz

#191 in Switzerland

#9,067 in the World

Bonaduz, Switzerland

Hamilton Bonaduz Ag

Forward Citations = 530

98 inventors:

Hanspeter Romer (10 out of 12 patents)

Fridolin Gysel (8 out of 8 patents)

Dirk Schoenfuss (8 out of 8 patents)

4. Dirk Schönfuss (7 out of 7 patents)

5. Klaus Leckebusch (7 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hamilton Bonaduz Ag. Retrieved from https://idiyas.com/company/hamilton-bonaduz-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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