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For the Inventor, By the Inventor

Johannesburg, South Africa

Eskom Holdings Soc Limited

Calculating rank
USPTO Granted Patents = 10

% Expired Patents = 20.0


Forward Citations = 14

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13 inventors (with patents filed for the assignee):

goldMedal Simon Higgins (5 out of 6 patents)

silverMedal Leslie Felicia Petrik (1 out of 2 patents)

bronzeMedal Nicholas Mulei Musyoka (1 out of 1 patent)

4.  Erich Hums (1 out of 24 patents)

5.  Trevor Gareth Lorimer (1 out of 1 patent)

6.  Edward Sidney Boje (1 out of 2 patents)

7.  Rajeev Thomas (1 out of 1 patent)

8.  Andrew Peregrin Goehdart (1 out of 1 patent)

9.  Joe Paul (1 out of 1 patent)

10.  Corney Van Rooyen (1 out of 1 patent)

11.  Philip Doubell (1 out of 1 patent)

12.  Herman Burger (1 out of 1 patent)

13.  Peter Ayotola Adigun (1 out of 1 patent)


10 patents:

1. 12235309 - Device, system and method for fault detection (2025-02-25),
2. 10161985 - Fault location detection system and method (2018-12-25),
3. 9522828 - Ultrasonic synthesis of zeolites from fly ash (2016-12-20),
4. 9371960 - Apparatus for use on a cable; and a system for and method of inspecting a cable (2016-06-21),
5. 9239349 - Time domain electromagnetic interference monitoring method and system (2016-01-19),
6. 9229042 - Partial discharge monitoring method and system (2016-01-05),
7. 9091732 - Rotating machine shaft signal monitoring method and system (2015-07-28),
8. 8729906 - Monitoring partial discharge in high voltage systems (2014-05-20),
9. 8682497 - Method of demand side electrical load management and an associated apparatus and system (2014-03-25),
10. 8322008 - Method of repairing a metallic artifact (2012-12-04),
Company Overview
Eskom Holdings Soc Limited is a prominent South African utility company, primarily engaged in the generation, transmission, and distribution of electricity. Headquartered in Johannesburg, Eskom plays a critical role in the energy sector, focusing on sustainable energy solutions and infrastructure development. The company is involved in various initiatives aimed at enhancing energy efficiency and integrating renewable energy sources into the national grid, thereby supporting South Africa's economic growth and energy security.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

10 Patents

#11 in Johannesburg

#39 in South Africa

#56,119 in the World

Johannesburg, ZA
Johannesburg, South Africa

Eskom Holdings Soc Limited

Forward Citations = 14

13 inventors:

goldMedal Simon Higgins (5 out of 6 patents)

silverMedal Leslie Felicia Petrik (1 out of 2 patents)

bronzeMedal Nicholas Mulei Musyoka (1 out of 1 patent)

4.  Erich Hums (1 out of 24 patents)

5.  Trevor Gareth Lorimer (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Eskom Holdings Soc Limited. Retrieved from https://idiyas.com/company/eskom-holdings-soc

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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