For the Inventor, By the Inventor

Enter assignee name

Sandton, South Africa

Technology Finance Corporation (Proprietary) Limited

USPTO Granted Patents = 23

% Expired Patents = 39.1

Forward Citations = 767

Loading Chart...

Loading Chart...

22 inventors (with patents filed for the assignee):

Michael M Thackeray (11 out of 20 patents)

Rosalind J Gummow (9 out of 10 patents)

Ernest E Ferg (7 out of 7 patents)

4. Mathys Johannes Rossouw (2 out of 4 patents)

5. Paul Fritz Fuls (2 out of 2 patents)

6. Margaretha H Rossouw (2 out of 3 patents)

7. Richard G Batson (2 out of 3 patents)

8. Michael Edward Thomas (1 out of 2 patents)

9. Paul Wilhelm Richter (1 out of 2 patents)

10. Bartolomomeus Johannes Le Roux Cilliers (1 out of 1 patent)

11. Roelof Grove Blignaut (1 out of 1 patent)

12. André Keith Joubert (1 out of 1 patent)

13. Diederik Arnoldis Kapp (1 out of 1 patent)

14. Johann Daniel Le Roux (1 out of 1 patent)

15. Andre Keith Joubert (1 out of 1 patent)

23 patents: Sort by Forward Citations

1. 7964310 - Electrochemical cell (2011-06-21),

2. 7855016 - Electrochemical cell (2010-12-21),

3. 7838149 - Electrochemical cell (2010-11-23),

4. 7824804 - Electrochemical cell (2010-11-02),

5. 7722990 - Electrochemical cell (2010-05-25),

6. 7556890 - Electrochemical cell (2009-07-07),

7. 7452630 - Electrochemical cell (2008-11-18),

8. 6858041 - Implant including a body of non-resorbable bioactive material (2005-02-22),

9. 6745621 - Measuring twist due to torque in a ratating shaft (2004-06-08),

10. 6575308 - Filtration system suitable for microfiltration, ultrafiltration or reverse osmosis (2003-06-10),

11. 6462320 - Dielectric heating device employing microwave heating for heating or cooking substances (2002-10-08),

12. 6396037 - Dielectric heating device (2002-05-28),

13. 5824957 - Electrical cable containment (1998-10-20),

14. 5658693 - Manganese dioxide-based material (1997-08-19),

15. 5549827 - Process for treating a suspension of solid particles in a carrier liquid (1996-08-27),

Technology Finance Corporation (Proprietary) Limited is a South African firm based in Sandton, specializing in the development and financing of innovative technology solutions. The company focuses on various sectors, including information technology, telecommunications, and renewable energy, aiming to support advancements that drive efficiency and sustainability. By leveraging strategic partnerships and expertise, it seeks to foster growth in the technology landscape, contributing to the broader economic development in the region.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

23 Patents

#1 in Sandton

#14 in South Africa

#27,619 in the World

Sandton, South Africa

Technology Finance Corporation (Proprietary) Limited

Forward Citations = 767

22 inventors:

Michael M Thackeray (11 out of 20 patents)

Rosalind J Gummow (9 out of 10 patents)

Ernest E Ferg (7 out of 7 patents)

4. Mathys Johannes Rossouw (2 out of 4 patents)

5. Paul Fritz Fuls (2 out of 2 patents)

Please report any incorrect information to [email protected]

Loading…