Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–23 of 23 inventors

Rank Inventor Primary Company Patents
1 Michael Steven Datt Sasol Technology Proprietary Limited 2
1 Bronwyn Annette Roberts Baker Hughes Holdings 2
3 Roland Birkenmayer 1
3 Adam Anthony Hoets 1
3 Hulisani Maumela Sasol Technology (Pty.) Limited 1
3 Andreas Alan Beutel University Of The Witwatersrand 1
3 Paul V. Farkas Woodbridge Foam 1
3 Manfred F. A. Freissle Polydeck Screen 1
3 Mattia DeDominicis Reckitt Benckiser 1
3 Matthew Rennie 1
3 Melvyn George King Brelko Patents (Pty) 1
3 Willem Johannes Van Straaten Greenhouse International 1
3 Alex Freire de Andrade Joy Mm Delaware 1
3 Aristidis Michalopoulos University Of The Witwatersrand 1
3 John Michael Van Coller University Of The Witwatersrand 1
3 Michael Blumenthal 1
3 Klaus Tank Baker Hughes Holdings 1
3 Robert James Holdcroft Ael Mining Services Limited 1
3 Craig Charles Schlenter Detnet South Africa (Pty) 1
3 Hendrik Dawid Marais 1
3 Thabiet Booley Sasol Technology (Pty.) Limited 1
3 Anine Hester Ras Element Six Abrasives S.A. 1
3 Sian Mary-Lyn Eliot 1