Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Irene, ZA ranks #26,282 worldwide for total patents filed all time, with 41 patents from 22 inventors. Leading employers of inventors based in Irene, ZA include University Of The Witwatersrand, Johannesburg, Netronome Systems, Southern Implants (Pty).

Showing 1–22 of 22 inventors

Rank Inventor Primary Company Patents
1 Andrew Forbes University Of The Witwatersrand, Johannesburg 6
2 Derek Roy Oldnall 3
2 Leon Johannes Brits Netronome Systems 3
2 Gysbert Floris van Beek Van Leeuwen Netronome Systems 3
2 Richard Graham Pauck Southern Implants (Pty) 3
#6 Hermanus A. Bernard 2
#6 Malan de Villiers Spinalmotion 2
#6 Hester Catharina STARK Csir 2
#6 Stephanus Francois Marais Aeci Limited 2
#6 Andries Gerhardus Johannes Vermeulen 2
#6 Francois D. Joubert 2
#12 Michael Craig Crampton Csir 1
#12 Hubertus Bergmann Lambda Physik Ag 1
#12 Thebeeapelo John Khaile Aeci Limited 1
#12 Hermanus B. Roode 1
#12 Wouter T. Gerber 1
#12 Johanna Catharina Viljoen 1
#12 Enrico Cupido 1
#12 Theunis F. Skea Joy Mm Delaware 1
#12 Franz Friedrich Birkholtz 1
#12 Gavin James Beard 1
#12 Santo Vasapolli 1