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 11,251–11,300 of 11,638 inventors

RankNamePatents
#5274 Mustapha Ennaifar 1
#5274 Cesar Berrospi Ramis 1
#5274 Xianqing Yu 1
#5274 Kirstine F. L. Clapperton 1
#5274 Kirstin E. Coppen 1
#5274 Kimberly M. Fernsler 1
#5274 Kieron Dirk Anthony Hinds 1
#5274 Kimberly S. Holmes 1
#5274 Kirk Jordan 1
#5274 Kimberly D. Kenna 1
#5274 Carol Ann Zichi 1
#5274 Kishor Kulkarni 1
#5274 Kimberly C. Lang 1
#5274 King Shing K. Lui 1
#5274 Kimberly D. McCall 1
#5274 Xiaobin Yuan 1
#5274 Caryn L. Woodruff 1
#5274 Kiran K. Narayan 1
#5274 Kiran Nayak 1
#5274 Kirill Osipov 1
#5274 Carrie B. Wood 1
#5274 Kirk Pospesel 1
#5274 Kieran P. Scott 1
#5274 Kimberly J. Taft 1
#5274 Kishore Kumar Varadharajan Kannan 1
#5274 Kim P. Walsh 1
#5274 KIRK M. WOODS 1
#5274 Klaus Koenig 1
#5274 Klaus Theurich 1
#5274 Klaus Werner 1
#5274 Callum Sutherland 1
#5274 Catalin Sava 1
#5274 Carl Satterfield, Jr. 1
#5274 Kousik Dan 1
#5274 Xin Zhang 1
#5274 Koichi Kajitani 1
#5274 Calline K. Sanchez 1
#5274 Xin Zhang 1
#5274 Xin Zhang 1
#5274 Carlos Rocco 1
#5274 Camvu Pham 1
#5274 Konstantin Levinski 1
#5274 Caroline A. O'Connor 1
#5274 Kohhei Nomura 1
#5274 Kostas Rakopoulos 1
#5274 Kotaro Shima 1
#5274 Carlos J. Muentes 1
#5274 Kohei Taguchi 1
#5274 Kohji Takano 1
#5274 Cataldo Mega 1