Johannesburg, ZA All Time

1,353 patents  ·  594 inventors

Ranked #2,900 of 111,555 cities Top 3%

Showing 101–150 of 594 inventors

Rank Inventor Primary Company Patents
#80 Alan R. Jarvis — 3
#80 Matthew Rennie — 3
#80 Robert O. Hill Standard Telephones And Cables Public Limited 3
#80 Abraham Gien — 3
#80 Desmond Mulock-Bentley — 3
#80 Michael Blumenthal — 3
#80 Reginald Friedenthal — 3
#80 Vivian Alberts University Of Johannesburg 3
#80 Michael Steven Datt Sasol Technology Proprietary Limited 3
#80 Ahmet Ersal Mehmet Council For Mineral Technology 3
#80 Jeandré du Plessis Off-World 3
#80 Albert Francois Simon Schoukens Council For Mineral Technology 3
#80 Deborah Maxine Miller Billiton Intellectual Property, B.V. 3
#114 Dale L. Churcher Joy Manufacturing 2
#114 Hilton P. Gordon Sphere Investments Limited 2
#114 Danielle Twilley University Of Pretoria 2
#114 Iacovos Sigalas — 2
#114 Philippe Rubbers Eskom Holdings 2
#114 Trevor Hugh Tunley Billiton Sa Limited 2
#114 Charles Bernard De Koning University Of The Witwatersrand, Johannesburg 2
#114 Christopher Graham Jenkinson — 2
#114 Amir Farschi — 2
#114 Gordon Anderson Alstom (Switzerland) 2
#114 Eberhard Koppe Baker Hughes Holdings 2
#114 Vilim Ser — 2
#114 Peter Kasper Dahm — 2
#114 Coenraad Jacobus Beukes Scholtz — 2
#114 Ian Francois Brink — 2
#114 Ian Mark Waring Ciba Specialty Chemicals Water Treatments 2
#114 Sebastiano Crismann Essity Hygiene And Health Aktiebolag 2
#114 Lee Nordin — 2
#114 Jean L. Curutchet Aeci Limited 2
#114 Moshe Josef — 2
#114 George A. Oliver — 2
#114 Theodor M. Stielau — 2
#114 Edward T. Hill — 2
#114 Dennis A. Raubenheimer — 2
#114 James J. De Witt — 2
#114 Michael B. Renton — 2
#114 John M. Malan — 2
#114 Michael S. Kritzinger Unknown 2
#114 John Moir — 2
#114 Noel C. Pope Boart International, Limited 2
#114 Brian A. Winer — 2
#114 Gerrit Kerst — 2
#114 Hendrik Kerst — 2
#114 Derik Howard — 2
#114 Rodney C. Townsend National Research Development 2
#114 Ernest P. Basterfield — 2
#114 Frank V. Haymann — 2