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 8,901–8,950 of 11,638 inventors

RankNamePatents
#5274 David M. Reynolds 1
#5274 Darrough West 1
#5274 Daniel Williams 1
#5274 Daniel J. Williams 1
#5274 David Seager Renshaw 1
#5274 David T. Windell 1
#5274 Daniel Rejniak 1
#5274 David A. Wood 1
#5274 David P. Woodruff 1
#5274 David L. Wright 1
#5274 Daniela Yaniv 1
#5274 Daniel L. Yee 1
#5274 Wen Sun 1
#5274 Da Zhang 1
#5274 Da Zhang 1
#5274 Daniele Costante Zilio 1
#5274 David P. Zmick 1
#5274 Dan Ravid 1
#5274 Daniel Ramirez 1
#5274 Deepankar Bhattacharjee 1
#5274 Derek R. Brewer 1
#5274 Dennis Butterstein 1
#5274 Dennis M. Carden 1
#5274 David G. Radley 1
#5274 Devin A. Conley 1
#5274 Debojyoti Das 1
#5274 Debra Dean 1
#5274 Derek Difazio 1
#5274 Deepa Dubey 1
#5274 Deanna Postles Dunn Berger 1
#5274 Derek V. Duoba 1
#5274 Deirdre H. Duthil 1
#5274 Denis A. Frank 1
#5274 Daniel A. Prener 1
#5274 Devan C. Goodwin 1
#5274 Devendra Goyal 1
#5274 Dan E. Poff 1
#5274 Deepak Gupta 1
#5274 Dean Frederick Herring 1
#5274 Daniel Enoch Platt 1
#5274 Derek Howard 1
#5274 De Kong 1
#5274 Darrius Plantz 1
#5274 Derek Lacey 1
#5274 Dean L. Lewis 1
#5274 Derek T Lohnes 1
#5274 Deirdre S. Longo 1
#5274 David Pitera 1
#5274 Debora A. Lowry 1
#5274 Deborah E. Maher 1