Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 James R. H. Challenger IBM 6
2 Gary S. Ditlow IBM 3
3 Maria Aurora P. Boyd Emisphere Technologies 2
#4 Gregory A. Kramer Campbell Hausfeld / Scott Fetzer 1
#4 Richard Neill Csc Holdings 1
#4 Gordon E. Kaye Mechanical Plastics 1

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