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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)

Core Competencies:

Differential Charge Transfer

Inductance Sensing

Power Factor Dimming

Rotational Sensing

Secure Mobile Storage

Parasitic Capacitance

Touch Sensor Device

User Interface

Intelligent Electrical Devices

Proximity Sensing

Pressure Sensitive Switches

Data Transfer

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),

Company Overview

Azoteq (Pty) Ltd is a technology company based in Paarl, South Africa, specializing in the development of innovative sensing solutions. The company focuses on capacitive and proximity sensing technologies, which are integral to various applications in consumer electronics, automotive, and industrial sectors. Azoteq's expertise lies in creating advanced sensor solutions that enhance user interaction and improve device functionality, positioning itself as a key player in the global sensor technology landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

35 Patents

#1 in Paarl

#12 in South Africa

#19,181 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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Azoteq (Pty) Ltd. Retrieved from https://idiyas.com/company/azoteq-pty

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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