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Paarl, South Africa

Azoteq (Pty) Ltd

USPTO Granted Patents = 35

% Expired Patents = 62.9

Trademarks = 3

Forward Citations = 419

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17 inventors (with patents filed for the assignee):

Frederick Johannes Bruwer (34 out of 60 patents)

Douw Gerbrandt Van Der Merwe (6 out of 7 patents)

Dieter Sydney-Charles Mellet (3 out of 4 patents)

4. Jacobus Daniel Van Wyk (2 out of 2 patents)

5. Johann Swanepoel (2 out of 2 patents)

6. Daniel Barend Rademeyer (1 out of 4 patents)

7. Regardt Busch (1 out of 2 patents)

8. Riaan Du Toit (1 out of 1 patent)

9. Daniel Van Wyk (1 out of 1 patent)

10. Willem Adriaan Doorduin (1 out of 1 patent)

11. Brandt Aucamp (1 out of 3 patents)

12. Nico Johann Swanepoel (1 out of 1 patent)

13. Jean Viljoen (1 out of 3 patents)

14. Grant Cecil Harker (1 out of 1 patent)

15. Abraham Carl Greyling (1 out of 1 patent)

35 patents: Sort by Forward Citations

1. 10712360 - Differential charge transfer based accelerometer (2020-07-14),

2. 10527457 - Inductance sensing (2020-01-07),

3. 10321532 - Power factor dimming (2019-06-11),

4. 10275055 - Rotational sensing (2019-04-30),

5. 10019590 - Secure mobile phone document storage application (2018-07-10),

6. 9709614 - Parasitic capacitance cancellation in capacitive measurement (2017-07-18),

7. 9496793 - Capacitive sensing enabled switch mode power supply and data transfer (2016-11-15),

8. 9360510 - Parasitic capacitance cancellation in capacitive measurement (2016-06-07),

9. 8659306 - Parasitic capacitance cancellation in capacitive measurement applications (2014-02-25),

10. 8531120 - Intelligent user interface including a touch sensor device (2013-09-10),

11. 8395395 - Noise rejection and parasitic capacitance removal implementations (2013-03-12),

12. 8288952 - Intelligent user interface including a touch sensor device (2012-10-16),

13. RE43606 - Apparatus and method for a proximity and touch dependent user interface (2012-08-27),

14. 8035623 - User interface with proximity sensing (2011-10-11),

15. 7994726 - Intelligent user interface including a touch sensor device (2011-08-09),

Azoteq is a global leader in capacitive proximity and touch solutions for user interfaces. With over 20 years of experience, Azoteq specializes in providing innovative and cost-effective solutions for a wide range of industries including consumer electronics, automotive, home appliances, and industrial automation. With an extensive portfolio of capacitive touch controllers, sensor modules, and development tools, Azoteq offers customized solutions to meet the unique requirements of each customer.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Azoteq (Pty) Ltd

35 Patents

#1 in Paarl

#12 in South Africa

#19,137 in the World

Paarl, South Africa

Azoteq (Pty) Ltd

Forward Citations = 419

17 inventors:

Frederick Johannes Bruwer (34 out of 60 patents)

Douw Gerbrandt Van Der Merwe (6 out of 7 patents)

Dieter Sydney-Charles Mellet (3 out of 4 patents)

4. Jacobus Daniel Van Wyk (2 out of 2 patents)

5. Johann Swanepoel (2 out of 2 patents)

Please report any incorrect information to [email protected]

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