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 8,051–8,100 of 11,638 inventors

RankNamePatents
#5274 Stephen C. Warren 1
#5274 Steven E. Washburn 1
#5274 Stephen James Watt 1
#5274 Alexander Pyasik 1
#5274 Stephen G. Wilkins 1
#5274 Stephan Wirths 1
#5274 Stefan Woerner 1
#5274 Alexandru Pulbere 1
#5274 Steven D. Wood 1
#5274 Alireza Pourshahid 1
#5274 Steven D. Woodcock 1
#5274 Stephen D. Wyatt 1
#5274 Sugandha Agrawal 1
#5274 Suman Amugothu 1
#5274 Sushma Anantharam 1
#5274 Sudhakar Basireddy 1
#5274 Abrar Polani 1
#5274 Suparna Bhattacharya 1
#5274 Subhajit Bhuiya 1
#5274 Sudipta Biswas 1
#5274 Alexander J. Pogue 1
#5274 Susan E. Cellier 1
#5274 Alberto Poggesi 1
#5274 Alexandra Aparecido Paulino 1
#5274 Alfred J. Park 1
#5274 Sue Ann Chen 1
#5274 Susan J. Christian 1
#5274 Alexander Nguyen 1
#5274 Susan F. Crowell 1
#5274 Sunil Dandamudi 1
#5274 Subhro Das 1
#5274 Suavi A. Demir 1
#5274 Susan Z. Demkowicz 1
#5274 Sudip Dutta 1
#5274 Suzanne L. Estrada 1
#5274 Alexandru Z. Nagy 1
#5274 Sujan S. Ghosh 1
#5274 Susheel Gooly 1
#5274 Yu Yuan 1
#5274 Sue Hallen 1
#5274 Subramanian S. Iyer 1
#5274 Suresh Kumar Jasrasaria 1
#5274 Sunil Joshi 1
#5274 Alex Seitzinger Motley 1
#5274 Suman K. Kalia 1
#5274 Sudip Karmakar 1
#5274 Sushama Karumanchi 1
#5274 Yu Lin Zhai 1
#5274 Alessandro Morari 1
#5274 Alexander D. S. Mirski-Fitton 1