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

Allegheny Ludlum — 101 Patents

Rank (All Time): #7,083 of 106,120Top 7%
96 inventors
101 Patents All Time

Top Inventors at Allegheny Ludlum All Time

Showing 1–50 of 96 inventors

RankNamePatents
1 S. Leslie Ames 10
2 James G. Benford 9
3 Jeffrey Michael Breznak 8
#4 James A. Salsgiver 7
#4 Leroy R. Price 7
#4 Robert H. Johns 7
#7 David L. Burk 5
#7 Yeong-U Kim 5
#9 Dominic A. Sorace 4
#9 John D. Nauman 4
#9 Joseph W. Tommaney 4
#9 Nazmi Toker 4
#13 Donald R. Zaremski 3
#13 Eugene W. Bartel 3
#13 James Hill 3
#13 Ralph E. Snyder 3
#13 Rowland C. Rudolf, III 3
#13 Uday B. Pal 3
#19 Carl P. Stroble 2
#19 Charles D. Boyer 2
#19 Daniel R. Flaherty 2
#19 David B. Love 2
#19 Douglas Dean 2
#19 Donald J. Fapiano 2
#19 G. Leonard Yeager 2
#19 James D. Calos 2
#19 James R. Riedl 2
#19 John F. Grubb 2
#19 John E. Mosser 2
#19 John P. Ziemianski 2
#19 Karl Schwaha 2
#19 Lawrence A. Bollinger 2
#19 Lewis L. Kish 2
#19 Randal K. Knipe 2
#19 Reginald C. Buri 2
#19 Richard Johnston 2
#19 Ronald J. McCormick 2
#19 Robert M. Suchevich 2
#19 Thomas R. Parayil 2
#19 Tien-Hung Shen 2
#19 William Bloom 2
#19 William F. Knauss, Jr. 2
#43 J. Richard Rzomp 1
#43 Michael P. Gembarosky 1
#43 Lawrence R. Barkowski 1
#43 Leroy R. Balmer 1
#43 James M. Wallintin 1
#43 Anthony J. DeArdo 1
#43 Anthony P. More 1
#43 Anthony J. Polito 1