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For the Inventor, By the Inventor

Pretoria, South Africa

South African Inventions Development Corporation

USPTO Granted Patents = 66

Forward Citations = 3,597

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65 inventors (with patents filed for the assignee):

goldMedal Johan Coetzer (8 out of 33 patents)

silverMedal Herbert Scheffel (7 out of 11 patents)

bronzeMedal Michael M Thackeray (5 out of 20 patents)

4.  Alfred Polson (5 out of 5 patents)

5.  Hubertus M Von Bergmann (4 out of 4 patents)

6.  Angus E Strover (4 out of 4 patents)

7.  Michael S Hunt (4 out of 4 patents)

8.  Peter J Mundell (4 out of 4 patents)

9.  Victor Haim Hasson (3 out of 3 patents)

10.  Rowlen E Von Gericke (3 out of 3 patents)

11.  Donald H Hourahane (3 out of 3 patents)

12.  Pieter J Van Wyk (2 out of 2 patents)

13.  Louis G Ackerman (2 out of 2 patents)

14.  Roger J Wedlake (2 out of 12 patents)

15.  Kirsten J Van Der Merwe (2 out of 2 patents)


Core Competencies:
Surgical Implant
Surgical Device
Electrochemical Cell
Power Storage Battery
Influenza Virus Vaccine
Yarn Testing Method
Asphalt Recycling
Microbiological Process
Distance Measuring Device
Textile Fibre Combing
High Voltage Electric Switch
Waste Water Treatment

66 patents:

1. 5128164 - Composition for human consumption containing (1992-07-07),
2. 4975298 - 3-(1-amino-1,3-dicarboxy-3-hydroxy-but-4-yl)-indole compounds (1990-12-04),
3. 4923403 - Microbiological process for degradation of steroids (1990-05-08),
4. 4902623 - Plasminogen activator (1990-02-20),
5. 4894229 - Carrier-bound immunogenic determinants and carrier therefor (1990-01-16),
6. 4851005 - Surgical implant (1989-07-25),
7. 4845042 - Adjuvant for immunization (1989-07-04),
8. 4825702 - Yarn testing method (1989-05-02),
9. 4784126 - Surgical device (1988-11-15),
10. 4778468 - Surgical implant (1988-10-18),
11. 4769434 - Lignin derivative polymers (1988-09-06),
12. 4707420 - Power storage battery (1987-11-17),
13. 4691069 - Hydrogentation of unsaturated aliphatic hydrocarbons (1987-09-01),
14. 4672957 - Surgical device (1987-06-16),
15. 4614277 - Pallet with tensioned strips and bulk bin (1986-09-30),
Company Overview
The South African Inventions Development Corporation, based in Pretoria, specializes in the development and commercialization of innovative technologies, particularly in the field of surgical devices. The organization focuses on a diverse range of core technology topics, including surgical implants, electrochemical cells, and microbiological processes, contributing to advancements in healthcare and environmental sustainability. By fostering innovation, the corporation plays a vital role in enhancing medical solutions and promoting technological growth within South Africa.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

66 Patents

#2 in Pretoria

#6 in South Africa

#11,177 in the World

Pretoria, ZA
Pretoria, South Africa

South African Inventions Development Corporation

Forward Citations = 3,597

65 inventors:

goldMedal Johan Coetzer (8 out of 33 patents)

silverMedal Herbert Scheffel (7 out of 11 patents)

bronzeMedal Michael M Thackeray (5 out of 20 patents)

4.  Alfred Polson (5 out of 5 patents)

5.  Hubertus M Von Bergmann (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: South African Inventions Development Corporation. Retrieved from https://idiyas.com/company/south-african-inventions-development

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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