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 10,451–10,500 of 11,638 inventors

RankNamePatents
#5274 Kang-Won Lee 1
#5274 Kaipeng Li 1
#5274 Kate Lin 1
#5274 Katherine Litscher 1
#5274 Kai Liu 1
#5274 Kai Liu 1
#5274 Kapish Malhotra 1
#5274 Kathy A. McGroddy-Goetz 1
#5274 Kay Mueller 1
#5274 Kathleen Bridget Murray 1
#5274 Karthikeyan Natarajan 1
#5274 Karthikeyan Natesan Ramamurthy 1
#5274 Kai-Wei Nieh 1
#5274 Karen Lee Noel 1
#5274 Karen M. O'Dea 1
#5274 Kazumasa Ochiai 1
#5274 Karthik Pallapothu 1
#5274 Kavita Prasad 1
#5274 Katharina Probst 1
#5274 Kamal Ramineedi 1
#5274 Katherine Jane Susan Robinson 1
#5274 Kakan Roy 1
#5274 Katherine Anne Lyon Tryon 1
#5274 Kanako Tsuchida 1
#5274 Kam Hou U 1
#5274 Kahini Wadhawan 1
#5274 Kathleen M. Walsh 1
#5274 Kai Feng Wang 1
#5274 Kai Wang 1
#5274 Kai Weber 1
#5274 Ka Chun Wong 1
#5274 Kazuto Yamafuji 1
#5274 Kamal Kiran Trood Yamala 1
#5274 Kai AD Yang 1
#5274 Karthik Yogendra 1
#5274 Kai Zheng 1
#5274 Kenneth Wayne Boyd 1
#5274 Kevin C. Brown 1
#5274 Kevin Brown 1
#5274 Kevin D. Butt 1
#5274 Kelly Camus 1
#5274 Keith Chan 1
#5274 Kevin Chang 1
#5274 Kelly L. Cook 1
#5274 Kenneth Fairclough Day, III 1
#5274 Ke Du 1
#5274 Kevin W. Kark 1
#5274 Ken Kumar 1
#5274 Keerthi B. Kumar 1
#5274 Kentaro Kuramochi 1