Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–44 of 44 inventors

Rank Inventor Primary Company Patents
1 Michael Groenewald Amazon 13
2 Anton André Eicher Amazon 11
2 Donald Francois Du Toit Regenlab Usa 11
#4 Suvenderan Pillay Amazon 6
#4 Duncan Matthew Clough Amazon 6
#4 Detlev Gustav Kröger Stellenbosch University 6
#7 Gavin Rush Kapa Biosystems 5
#7 Hanno Carl Rudolf Reuter Stellenbosch University 5
#7 Bjarne Faurholm Kapa Biosystems 5
#10 Gideon Jan-Wessel Redelinghuys Amazon 4
#10 Brian Frederick Mulder Amazon 4
#12 Otto Marsél Strydom 3
#12 Eric Wilhelmus Josephus Van Steen University Of Cape Town 3
#12 Kevin Robert Scaife Amazon 3
#12 Marc Nevin Daya Amazon 3
#12 Aidan Musnitzky Amazon 3
#12 Matthys Louwrens Cronje 3
#12 Wolfgang Schafer Kapa Biosystems 3
#12 Sean Michael Needham Amazon 3
#12 Martin Stephen van Tonder Amazon 3
#21 Andrew Richard Butchart Amazon 2
#21 Adi Meyers Amazon 2
#21 Jan Petrus Human 2
#21 Grant Alan Broomhall 2
#25 Michael William Fellows 1
#25 Marcel Coetzee 1
#25 Michael Hayden Spires 1
#25 Gary Maximilian Raney Lourens 1
#25 Charl G Groenewald 1
#25 Gary Sean Metzler 1
#25 Akiva Katz 1
#25 Johannes Petrus Willem Van Der Westhuysen 1
#25 Ashley Gary McLeod 1
#25 Ritchie James Buttle 1
#25 Caleb Alexander Lyness Amazon 1
#25 Lodewyk Christoffel De Lange 1
#25 Jacobus Petrus Zwiegelaar 1
#25 Robert MacFarlane 1
#25 Mauritz Venter 1
#25 Michiel Mayne Blanckenberg 1
#25 Richard Frederick Mann 1
#25 Oliver David Glenn 1
#25 Kathy Helen Myburgh Stellenbosch University 1
#25 André Esterhuizen Unknown 1