Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

IBM — 8,938 Patents in 2021

Rank (2021): #2 of 31,507Top 1%
11,638 inventors
8,938 Patents 2021

Top Inventors at IBM 2021

Showing 6,551–6,600 of 11,638 inventors

RankNamePatents
#5274 Dan Fein 1
#5274 David Ffrench 1
#5274 David Flaxer 1
#5274 David Flye 1
#5274 Daniel A. Ford 1
#5274 David J. Geiger 1
#5274 Dario Gil 1
#5274 David A. Gilbert 1
#5274 Daniel A. Gisolfi 1
#5274 David H. Gotz 1
#5274 Dattatreya Govindappanavar 1
#5274 David P. Graybill 1
#5274 David L. Green 1
#5274 Dawn Grosse Huelsewiesche 1
#5274 David Gvili 1
#5274 David L. Harame 1
#5274 David J. Harman 1
#5274 David W. Harrison 1
#5274 Daniel M. Hursh 1
#5274 David S. Hutton 1
#5274 David C. Illsley 1
#5274 Daniele Industriale 1
#5274 Daniel Howard Jacobs 1
#5274 Daniel Jeffrey 1
#5274 David Jiménez 1
#5274 Daniel Junglas 1
#5274 David Kadzov 1
#5274 David W. Kaguma 1
#5274 Daniel Kalman 1
#5274 David William Kravitz 1
#5274 David J. Krolak 1
#5274 Daniel C. Krook 1
#5274 David J. Kuang 1
#5274 Daniel M. Kuchta 1
#5274 David Lee 1
#5274 Daniel Leroux 1
#5274 Dar-Ren Leu 1
#5274 David S. Levitan 1
#5274 Dan Liu 1
#5274 Da Li Liu 1
#5274 Darren Thomas McAuliffe 1
#5274 David Monczynski 1
#5274 Daniel W. Montgomery 1
#5274 Daniel E. Moore 1
#5274 David Mullen 1
#5274 Dara P. Murphy 1
#5274 David T. Nelson 1
#5274 David Nixon 1
#5274 Dan O'Connor 1
#5274 David P. O'Connor 1