Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–19 of 19 inventors

Rank Inventor Primary Company Patents
1 Theodore F. Cyman, Jr. R. R. Donnelley & Sons 4
1 Ronald M. Asbach Mattel 4
3 Kevin J. Hook R. R. Donnelley & Sons 3
3 Gerald P. Sitarski Mattel 3
#5 Henry Edward Howard Praxair Technology 2
#6 Tilak V. Bommaraju Occidental Chemical 1
#6 Gina M. Goss New Era Cap 1
#6 William R. Potter Health Research 1
#6 Cynthia A. Hoover Praxair Technology 1
#6 Michael J. Stanko Praxair Technology 1
#6 Paul Gerspach 1
#6 Annmarie Vanini 1
#6 Nikolaos A. Adonakis General Motors 1
#6 Gary Thomas Vardian Praxair Technology 1
#6 Chao-Peng Chen Headway Technologies 1
#6 Lawrence J. Lukis Proto Labs 1
#6 Charles Tabone Hutchinson 1
#6 David Lenhert Praxair Technology 1
#6 Douglas Vogt Star Manufacturing International 1

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