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Johannesburg, South Africa

University of the Witwatersrand, Johannesburg

USPTO Granted Patents = 36

CIPO Patents = 1

EPO Patents = 31

Forward Citations = 55

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90 inventors (with patents filed for the assignee):

Yahya Essop Choonara (10 out of 12 patents)

Viness Pillay (10 out of 12 patents)

Pradeep Kumar (7 out of 8 patents)

4. Lisa Claire Du Toit (6 out of 6 patents)

5. Andrew Forbes (2 out of 5 patents)

6. Pierre Pavan Demarco Kondiah (2 out of 2 patents)

7. Paul John Franklyn (2 out of 2 patents)

8. Bavesh Davandara Kana (2 out of 2 patents)

9. Edith Erika Machowski (2 out of 2 patents)

10. Stefan Franz Thomas Weiss (2 out of 2 patents)

11. Vincent Myles Gray (2 out of 2 patents)

12. David Mark Starfield (2 out of 3 patents)

13. David Milton Rubin (2 out of 3 patents)

14. Tshilidzi Marwala (2 out of 3 patents)

15. John R Mascola (1 out of 45 patents)

36 patents: Sort by Forward Citations

1. 12437938 - Alkali metal quaternary nanomaterials (2025-10-07),

2. 12275711 - Compounds having excited state intramolecular proton transfer (ESIPT) character for use in treating and/or preventing sunburn and/or preventing U.V. damage (2025-04-14),

3. 11896645 - Compounds for use in the treatment of telomere related diseases and/or telomere related medical conditions (2024-02-13),

4. 11883469 - Method of treating spinal cord injury (2024-01-30),

5. 11788772 - Thermal radiation loss reduction in a parabolic trough receiver by the application of a cavity mirror and a hot mirror coating (2023-10-17),

6. 11713491 - Diagnostic control compositions (2023-08-01),

7. 11519621 - Systems, methods, and an apparatus for controlling a sleep environment and waking a sleeping person (2022-12-06),

8. 11329809 - Method and system for hybrid classical-quantum communication (2022-05-10),

9. 11197948 - Thermoresponsive hydrogel (2021-12-14),

10. 11180382 - Process and device for removing lead from a liquid (2021-11-23),

11. 10973766 - Oral pharmaceutical dosage form for the delivery of a peptide and/or protein (2021-04-13),

12. 10774391 - Genetically modified strains of (2020-09-15),

13. 10675592 - Acid mine drainage treatment means (2020-06-09),

14. 10648856 - Method and system for measuring beam quality of a laser beam (2020-05-12),

15. 10519222 - Broadly neutralizing monoclonal antibodies against HIV-1 V1V2 Env region (2019-12-31),

The University of the Witwatersrand, Johannesburg is a leading South African university that is internationally distinguished for its excellent research, high academic standards, and commitment to social justice. Located in the heart of Johannesburg, Wits offers a wide range of undergraduate and postgraduate programs across various faculties, including Commerce, Health Sciences, Humanities, Science, Engineering, and the Built Environment. Known for its diverse and inclusive community, Wits is dedicated to producing graduates who are critical thinkers, dynamic leaders, and global citizens.

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USPTO Data Jan 1 1976 - Dec 30 2025

36 Patents

#3 in Johannesburg

#10 in South Africa

#18,179 in the World

Johannesburg, South Africa

University of the Witwatersrand, Johannesburg

Forward Citations = 55

90 inventors:

Yahya Essop Choonara (10 out of 12 patents)

Viness Pillay (10 out of 12 patents)

Pradeep Kumar (7 out of 8 patents)

4. Lisa Claire Du Toit (6 out of 6 patents)

5. Andrew Forbes (2 out of 5 patents)

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