Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hamilton, NZ ranks #3,719 worldwide for total patents filed all time, with 788 patents from 338 inventors. Leading employers of inventors based in Hamilton, NZ include Fisher & Paykel Appliances Limited, Inguran, Daedalus Cloud.

Showing 1–50 of 338 inventors

Rank Inventor Primary Company Patents
1 Russell Joseph Jackson Fisher & Paykel Appliances Limited 23
2 Ramakrishnan Vishwanath Inguran 19
2 Stuart John Inglis Daedalus Cloud 19
#4 Lennard Trevor Helms Golden Homes Holdings Limited 15
#5 Gabriel Damon Engel Pure Depth 13
#5 Pita Witehira Pure Depth 13
#5 Narandra Patel New Zealand Institute For Plant And Food Research Limited 13
#8 Rodney Gordon Walker Simcro Limited 12
#8 Simon Garry Moore Puku Limited 12
#8 Adrian Andrew Dorrington Waikatolink Limited 12
#11 Craig David Malins Gallagher Group Limited 10
#11 Sheridan John Lambert Daedalus Cloud 10
#13 Graeme Young Illinois Tool Works 9
#14 Steve Nicholson Voip-Pal.Com 8
#14 Peter Niven Schaare Xy 8
#14 Michael Rathbone Interag 8
#17 Adam Gworn Kit Fleming Daedalus Cloud 7
#17 Rafael John Patrick Shuker Daedalus Cloud 7
#17 Robert Arthur Mills Nsl Engineering Pte 7
#17 David Andrew Trow Simcro Limited 7
#17 Craig Mounsey Cook Medical Technologies 7
#22 Olaf Bork Bayer New Zealand Limited 6
#22 Craig Bunt Interag 6
#22 Peter Dowd Anago Limited 6
#22 Karthigeyan Nanjan Bayer New Zealand Limited 6
#26 James Frederick Pharaoh Carter Holt Harvey Plastic Products Group Limited 5
#26 Raymond J. Pryor Carter Holt Harvey Plastic Products Group Limited 5
#26 Simon Richardson Compac Technologies Limited 5
#26 Todd Donald Ebbett Merial 5
#26 Paul Julian Martinsen St Reproductive Technologies 5
#26 Zhihong Cai Echion Technologies Limited 5
#26 Shane Burggraaf Interag 5
#26 Robert Graham Orchard S.C.R. (Engineers) Limited 5
#26 Iain Wallace Waugh Glorywin International Group Limited 5
#26 Deliang Zhang Southwest Petroleum University 5
#36 Geoffrey Earle CORBETT 4
#36 Craig Cockerton Cisco 4
#36 Graeme David McDougal Gea Farm Technologies Gmbh 4
#36 Matthew Eric Tubbs 4
#36 Jacob Brinkman 4
#36 Refael Zabdi Whyte MIT 4
#36 Philip Gallagher 4
#36 Neil Richard GLADDEN 4
#36 Prabhat BHUSAL 4
#36 Mark Christopher LAY 4
#36 Murray W. Woolford 4
#36 Roy M. Daniel Development Finance Corporation Of New Zeland 4
#36 Dougald S. M. Phillips Ahi Operations Limited 4
#36 Isaac James Anstis Compac Technologies Limited 4
#36 Sheldon Phillip White Compac Technologies Limited 4