Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
HA

Harsco — 124 Patents

Rank (All Time): #5,901 of 106,120Top 6%
196 inventors
124 Patents All Time

Top Inventors at Harsco All Time

Showing 1–50 of 196 inventors

RankNamePatents
1 Michael S. D'Alessio 11
1 Harry Madison 17
3 Bruce S. Johnson 9
#4 Stephen R. Miranda 8
#5 Anthony J. Gallis 8
#5 Anthony P. Delucia 12
#7 Robert S. Miller 10
#8 Kimberly A. Papania 4
#8 Peter R. Maurice 6
#10 David M. Lechner 4
#10 G. Robert Newman 3
#10 Krzysztof E. Glomski 3
#10 Michael B. Gilbert 3
#10 William V. Abbate 3
#15 Ayyala Perisastry 2
#15 Bruce J. Barker 2
#15 Craig A. Sandsted 4
#15 Douglas W. Hutchinson 2
#15 Eric Carter 5
#15 Gene Anthony Iannazzo 2
#15 John Clark 2
#15 Joseph Palese 3
#15 Joseph C. Trinkwalder, Jr. 2
#15 John Turner 2
#15 Kurt L. Natterstad 2
#15 Lee Bolton 2
#15 Lester K. Eigenbrod 2
#15 Mary Provance-Bowley 2
#15 Marion D. Smith 3
#15 Paul H. Borst 2
#15 Richard A. Koster 2
#15 Richard A. Vishe 2
#15 Robert C. Downey, Jr. 2
#15 Robert Dunk 2
#15 Robert S. Safier 2
#15 Stanley A. Sandler 2
#15 Thomas H. Hoover 2
#15 William Parker Breedlove 2
#15 Stephen G. Cotsford 3
#40 Charles E. Hulswitt 1
#40 Charles Matcovich 1
#40 Jack Linderman 1
#40 William A. Bartuski 1
#40 Frank Digh 1
#40 Daniel Baudin 1
#40 William Krysalka 1
#40 Seymour Bassman 1
#40 Fred J. Darms, Jr. 1
#40 Abdel H. Shidfar 1
#40 Allan M. Zarembski 1