Petroleum Oil and Gas Corporation of South Africa, Ltd.

Marcus Fathi (1 out of 7 patents)

Patrick Otto Taylor (1 out of 4 patents)

Pål Søraker (1 out of 4 patents)

4.  Ockert Rudolph Minnie (1 out of 1 patent)

5.  Marc Brueschke (1 patent)

6.  Pal Soraker (3 patents)

7.  Manfred Ruppel (3 patents)

8.  Alton Christo Liedeman (1 patent)

9.  Rodney Bruce Buchan (1 patent)

10.  Cyril David Knottenbelt (6 patents)

11.  Edgar Noel Creed (1 patent)

12.  Vernon Jeremay Adams (1 patent)

13.  Volan Richard Nicholson (1 patent)

14.  Eva Alonso Muslera (0 patent)

15.  Ockert Minnie (0 patent)