Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Pretoria, ZA ranks #4,130 worldwide for total patents filed in 2021, with 27 patents from 26 inventors. Leading employers of inventors based in Pretoria, ZA include IBM, University Of Pretoria, Shell Oil Compny.

Showing 1–26 of 26 inventors

Rank Inventor Primary Company Patents
1 Maletsabisa Molapo IBM 2
2 Carel Lourens WESSELS 1
2 Donovan James Ritchie 1
2 Philippus Stephanus Heyns University Of Pretoria 1
2 Abraham Johannes Oberholster University Of Pretoria 1
2 André Johann Buys Shell Oil Compny 1
2 Charl Jeremy Jafta Csir 1
2 Joseph Adrian Walker University Of Johannesburg 1
2 Tinus Stander University Of Pretoria 1
2 Illezé WESSELS 1
2 Johann Pierre Kok 1
2 Wynand Jacobus Van Der Merwe STEYN 1
2 Willem Renier Blignaut Apple 1
2 Christopher Dale Dale Holdings (Pty) 1
2 Martha Magaretha O'Kennedy Csir 1
2 David Hercules Diamond University Of Pretoria 1
2 Piotr Jan Osuch University Of Pretoria 1
2 Georgios Christodouloy Hajipetrou ExxonMobil 1
2 Pieter Smith Csir 1
2 Heather Madeleine Coombes Strait Access Technologies Holdings (Pty) 1
2 Sannet Minnaar 1
2 Nobalanda Betty MOKOENA Csir 1
2 Jacques Van Buuren 1
2 Sietze Sibo Albertse 1
2 Eduard Venter University Of Johannesburg 1
2 Eugene Van Buuren 1