Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
QB

Quest International B.V. — 84 Patents

Rank (All Time): #8,323 of 106,120Top 8%
168 inventors
84 Patents All Time

Top Inventors at Quest International B.V. All Time

Showing 1–50 of 168 inventors

RankNamePatents
1 John Martin Behan 16
2 Keith Douglas Perring 12
3 Jeremy Nicholas Ness 6
3 Richard Arthur Birch 6
#5 Chi-Lam Tse 5
#5 Stephen David Watkins 5
#5 Tony Minhas 5
#8 Anne Richardson 4
#8 Johannes Durk Gombert 4
#8 Paul Nicholas Davey 4
#11 Adrianus Marinus Ledeboer 3
#11 Alan Forbes Provan 3
#11 Angela Janousek 3
#11 Christopher Paul Newman 3
#11 Charles Stanley Sell 3
#11 Craig S. Wilson 3
#11 David Munro 3
#11 Ebenezer R. Vedamuthu 3
#11 Frans Witteveen 3
#11 Josef Kerler 3
#11 Martin Robert Roest 3
#11 Peter Johannes Coenders 3
#11 Pieter H. P. Stegeman 3
#11 Wolfgang Fitz 3
#25 Anthonie Kunst 2
#25 Angus Peter Macmaster 2
#25 Barbara Potts 2
#25 Christopher Francis Clements 2
#25 Derek H. R. Barton 2
#25 Dennis K. Taylor 2
#25 Diederik Schmedding 2
#25 Erich Klein 2
#25 Fabio Campanile 2
#25 Gerard Venema 2
#25 H. Rahman Ansari 2
#25 Jack Burger 2
#25 Jan Kok 2
#25 Jeffrey K. Kondo 2
#25 Karen Jane Rossiter 2
#25 Kenneth J. Palmer 2
#25 Louis Doorn 2
#25 Marcus James Goodall 2
#25 Maxine Jayne Hills 2
#25 Martin Hoogland 2
#25 Marc Jos Elise Cornelis van der Maarel 2
#25 Pamela Virginia Irving 2
#25 Philip William Goulding 2
#25 Theo Adriaan Hansen 2
#49 Everwien ter Haseborg 1
#49 Michael John Airey 1