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For the Inventor, By the Inventor

Johannesburg, South Africa

Sasol Technology Proprietary Limited


USPTO Granted Patents = 118

% Expired Patents = 28.8



Forward Citations = 730

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180 inventors (with patents filed for the assignee):

goldMedal Jan Van De Loosdrecht (14 out of 17 patents)

silverMedal Jacobus Lucas Visagie (12 out of 18 patents)

bronzeMedal Andre Peter Steynberg (11 out of 14 patents)

4.  Peter Jacobus Van Berge (11 out of 14 patents)

5.  André Peter Steynberg (10 out of 11 patents)

6.  Sean Barradas (7 out of 7 patents)

7.  Matthew James Overett (6 out of 11 patents)

8.  Ignatius Hendrik Potgieter (6 out of 7 patents)

9.  Kevin Blann (5 out of 14 patents)

10.  Berthold Berend Breman (5 out of 6 patents)

11.  Ioan Tincul (5 out of 6 patents)

12.  Dawid Johannes Joubert (5 out of 6 patents)

13.  Jan Mattheus Botha (4 out of 8 patents)

14.  Munaka Christopher Maumela (4 out of 4 patents)

15.  Moses Mokgolela Mogorosi (4 out of 4 patents)


Core Competencies:
Fischer-Tropsch
Catalysts
Hydrocarbon Synthesis
Slurry Reactor
Oligomerisation
Cobalt Catalysts
Gasification
Biomass Production
Synthesis Gas
Power Co-Production
Ethylene Tetramerisation
Detergent Range Alcohols

118 patents:

1. 11505749 - Method of operating a slurry bubble column reactor (2022-11-22),
2. 10502408 - Method and plant for co-generation of heat and power (2019-12-10),
3. 10487273 - Production of oilfield hydrocarbons (2019-11-26),
4. 10322393 - Slurry phase apparatus (2019-06-18),
5. 10302296 - Method and plant for co-generation of heat and power (2019-05-28),
6. 10294136 - Production of biomass for use in the treatment of Fischer-Tropsch reaction water (2019-05-21),
7. 10233789 - Method and plant for co-generation of heat and power (2019-03-19),
8. 10190063 - Production of oilfield hydrocarbons (2019-01-29),
9. 10190057 - Fischer-tropsch synthesis (2019-01-29),
10. 10058838 - Method of shutting down an operating three-phase slurry bubble column reactor (2018-08-28),
11. 9937476 - Slurry phase apparatus (2018-04-10),
12. 9879189 - Treatment of wax (2018-01-30),
13. 9783739 - Fischer-tropsch synthesis (2017-10-10),
14. 9687822 - Process for preparing a cobalt-containing hydrocarbon synthesis catalyst precursor (2017-06-27),
15. 9546117 - Tetramerisation of ethylene (2017-01-17),
Company Overview
Sasol Technology Proprietary Limited, based in Johannesburg, South Africa, specializes in hydrocarbon synthesis technologies. The company is renowned for its advancements in the Fischer-Tropsch process, which converts natural gas and biomass into liquid fuels and chemicals. Its core competencies include the development of catalysts, slurry reactors, and gasification techniques, with a strong focus on cobalt catalysts and oligomerisation processes. Sasol is committed to innovation in sustainable energy solutions and the efficient production of hydrocarbons.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Sasol Technology Proprietary Limited USPTO Patent Assignee Logo
118 Patents

#1 in Johannesburg

#1 in South Africa

#6,742 in the World

Johannesburg, ZA
Johannesburg, South Africa

Sasol Technology Proprietary Limited

Forward Citations = 730

180 inventors:

goldMedal Jan Van De Loosdrecht (14 out of 17 patents)

silverMedal Jacobus Lucas Visagie (12 out of 18 patents)

bronzeMedal Andre Peter Steynberg (11 out of 14 patents)

4.  Peter Jacobus Van Berge (11 out of 14 patents)

5.  André Peter Steynberg (10 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sasol Technology Proprietary Limited. Retrieved from https://idiyas.com/company/sasol-technology-proprietary

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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