Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Randburg, ZA ranks #3,586 worldwide for total patents filed all time, with 823 patents from 372 inventors. Leading employers of inventors based in Randburg, ZA include Unknown, De Wet Plant Breeders, Shop Vac.

Showing 1–50 of 372 inventors

Rank Inventor Primary Company Patents
1 Quinton Bean Unknown 26
2 Charles Andrew de Wet De Wet Plant Breeders 19
3 Michael B. Woodhall Shop Vac 13
#4 Adrian Gore Discovery Limited 12
#4 Iakovos Sigalas Element Six (Production) (Pty) 12
#4 Aulette Stewart 12
#7 Johannes Jacobus Naude Varibox (Pty) Limited 11
#7 Joaquim Antonio Soares de Sousa Joy Global Underground Mining 11
#9 Trevor M. Hodson Csir 10
#9 Danie van Wyk Broadcom 10
#9 Carl Frederick Wilhelm Supra 10
#9 Bruce Harbottle Zodiac Pool Systems 10
#13 Pieter Stephanus Jacobus Halliday Ael Mining Services Limited 9
#13 Jan Abraham Ferreira Eocycle Technologies 9
#13 Petr Kroupa Ceskoslovenska Akademie Ved 9
#13 Johan Dawid Kruger Supersensor (Proprietary) Limited 9
#13 Herschel Phillip Mayers Discovery Limited 9
#18 Peter Webster Centurion Wireless Technologies 8
#18 Grenvil Marquis Dunn 8
#20 Kenneth Steven Rabson Discovery Limited 7
#20 Johann Leitner Basf Se 7
#20 Derek Colin Nitch Poynting Antennas (Pty) Limited 7
#20 Alethea Rosalind Melanie Hall 7
#20 Max M. Lazerson General Mining Union Corporation Limited 7
#25 Stefan A. Gert van der stockt IBM 6
#25 John Batty Billiton Intellectual Property, B.V. 6
#25 Robert Charles Burns 6
#25 Richard George Gladwin 6
#25 Nigel I. Anderson 6
#25 Michael Roydon Puzey Greenhouse International 6
#25 Nicolaas T. van der Walt Crucible 6
#32 Frans Adriaan Lategan Amazon 5
#32 Thea Gladwin 5
#32 Danie Wyk Broadcom 5
#32 Jeroen Engel Amsa 5
#32 Petrus Johannes Meyer North-West University 5
#32 Anthony Robert Farah Unknown 5
#32 Peter Plumstead Dupont Nutrition Biosciences Aps 5
#32 Josef Szabo Ceskoslovenska Akademie Ved 5
#32 Brett Lancaster Baker Hughes Holdings 5
#32 Ben Fourie Sourcecode Technologies Holdings 5
#32 Immo E. Bock 5
#32 Lenz le Roux Sourcecode Technologies Holdings 5
#32 Darlington Shingirirai Mapiye IBM 5
#32 Chris Du Plessis Bhp Billiton Sa Limited 5
#46 Tshilidzi Marwala University Of The Witwatersrand, Johannesburg 4
#46 John Andersen Feldmuhle Aktiengesellschaft 4
#46 Atanas Palazov 4
#46 Bernard Verbaan National Institute For Metallurgy 4
#46 Brian Peter Lewis Hl & H Timber Products (Proprietary) Limited 4