Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Macclesfield, GB ranks #1,674 worldwide for total patents filed all time, with 1,995 patents from 425 inventors. Leading employers of inventors based in Macclesfield, GB include Micromass Uk Limited, Astrazeneca Ab, Zeneca Limited.

Showing 1–50 of 425 inventors

Rank Inventor Primary Company Patents
1 David J. Langridge Micromass Uk Limited 81
2 Robert Hugh Bradbury Astrazeneca Ab 40
3 Alan Faull Zeneca Limited 33
3 Francis Thomas Boyle ICI 33
3 Frederic H. Jung Ici Pharma 33
#6 Graham C. Crawley ICI 32
#6 Michael J. Smithers ICI 32
#6 Andrew David Morley Aventis Pharma Limited 32
#9 Andrew G. Brewster ICI 26
#10 Michael S. Large ICI 24
#11 Johannes Wilhelmus Maria Nissink Astrazeneca Ab 22
#12 Kevin Michael Foote Astrazeneca Ab 21
#13 Peter William Rodney Caulkett ICI 19
#13 Darren McKerrecher Astrazeneca Ab 19
#13 Christopher Neil Farthing Eisai R&D Management Co. 19
#16 Philip Marriott Thermo Fisher 18
#16 Michael Kember Econic Technologies 18
#18 Robert J. Pearce ICI 17
#18 Jeffrey James Morris Astrazeneca Ab 17
#18 Andrew Stocker Astrazeneca Ab 17
#21 David Laffan Lonza 16
#21 Leslie R. Hughes ICI 16
#21 Annika Kers Astrazeneca Ab 16
#24 Bernard J. McLoughlin ICI 15
#24 Richard William Arthur Luke Astrazeneca Ab 15
#24 Paul Robert Owen Whittamore Astrazeneca Ab 15
#24 Nicholas John Newcombe Astrazeneca Ab 15
#28 Clifford David Jones Astrazeneca Ab 14
#28 Marek Piekarski Micron 14
#28 Francis G. Hutchinson ICI 14
#28 James Leeland Johnson Matthey Public Limited 14
#28 Peter Soderman Astrazeneca Ab 14
#28 Nicholas Paul Camp Eli Lilly 14
#28 Austin John Reeve Merck 14
#35 David Charles Blakey Medimmune Limited 13
#35 Thorsten Nowak Astrazeneca Ab 13
#35 Geoffrey Naylor Rieter Scragg Limited 13
#38 David J. Gilman ICI 12
#38 Andrew Austen Mortlock Astrazeneca Ab 12
#38 Philip John Hogan ICI 12
#38 Sofia Karlstrom Astrazeneca Ab 12
#38 George Joseph Sependa Astrazeneca Ab 12
#38 Leslie H. Smith ICI 12
#38 Neil James Hales Astrazeneca Ab 12
#45 Karin Kolmodin Astrazeneca Ab 11
#45 Alan Straw Colgate-Palmolive 11
#45 Keith Blakeney Mallion Zeneca Limited 11
#45 Martin Francis Jones Smithkline & French Laboratories 11
#45 Laszlo Rakos Astrazeneca Ab 11
#45 David Buttar Astrazeneca Ab 11