Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–50 of 61 inventors

Rank Inventor Primary Company Patents
1 Robert Naylor Laurie Warburton Technology Limited 8
2 Trevor John Milton 5
3 Franz A. Struwig Garmin Switzerland Gmbh 4
3 Thomas Eugene Cloete National Energy Council 4
3 Leendert Johannes Du Toit Gas Technology Institute 4
#6 Willem Jacobus Perold Stellenbosch University 3
#6 Christian Kunneke 3
#6 Earle John Loxton Unknown 3
#6 Dewald de Ridder Nolte Entersekt International Limited 3
#10 Lourens A. V. Hiemstra 2
#10 Jean Pierre Van Der Merwe Chrome Cherry Design Studio (Pty) 2
#10 Susanna Elizabeth Chalmers 2
#10 Antonius B. Kothmann Unknown 2
#10 David Schalk Van der Merwe Prinsloo Stellenbosch University 2
#10 Marthinus Casper Ackerman 2
#10 Johan Nikolaas Langehoven Brummer 2
#10 Frederik Grobler 2
#10 Elizabeth Joubert 2
#10 Izak K. Steyn 2
#10 Vladimir Mikhailovich Linkov Eskom Holdings 2
#10 Henry Jackson 2
#10 Richard B. C. Le Maitre Aeci Limited 2
#23 Theunis Du Toit Arvin Technologies 1
#23 Werner Lombard Arvin Technologies 1
#23 Hugh Dermot Roe British American Tobacco 1
#23 Scott Allan Kuehl 1
#23 Douglas Peet Sasol Technology (Pty.) Limited 1
#23 Roland H van Rooyen 1
#23 Margaret Patricia McMurray 1
#23 Wessel Johannes Du Toit Stellenbosch University 1
#23 Deon Karsten Unknown 1
#23 Nicolaas Francois Visser Burger Stellenbosch University 1
#23 Angelique Blanckenberg Stellenbosch University 1
#23 Johannes Nicolaas Kriel 1
#23 Philip Cronje Amazon 1
#23 Richard Paul DAVIES 1
#23 Thomas Stanley VAN DEN HEEVER Stellenbosch University 1
#23 Rudi Stegmuller 1
#23 Annemari Groenewald Stellenbosch University 1
#23 Karl-Gunther W. Hoppe 1
#23 Francois P. Cornish 1
#23 James Nicholas Larmuth Stellenbosch University 1
#23 Gert-Jan VAN ROOYEN Stellenbosch University 1
#23 Herman Arnold ENGELBRECHT Stellenbosch University 1
#23 Stefan Coetzee 1
#23 Jon Taljaard Western Pulp Products 1
#23 Trevor Wyndham Rees 1
#23 Pieter Johann Konig NVIDIA 1
#23 Peter John Nel 1
#23 Manfred Karl Heinrich Habeck Sandvik Mining And Construction Rsa (Pty) 1