Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CS

Commercial Shearing

Rank (All Time): #18,198 of 106,127Top 20%
24 inventors
35 Patents All Time

Top Inventors at Commercial Shearing All Time

Showing 1–24 of 24 inventors

RankNamePatents
1 John D. Petro 7
2 Arthur J. Williams 6
3 Robert F. Hodgson 5
#4 Carl M. Singer 2
#4 David Francis 2
#4 John D. Turko 2
#4 Lambert Haner 2
#4 Nicholas Chlumecky 2
#9 David L. Mauch 1
#9 J. Otto Byers, Jr. 1
#9 John Sciortino 1
#9 Leon Blank 1
#9 Mateiu J. Oana 1
#9 Robert Michael Birch 1
#9 Ronald W. Reynolds 1
#9 Theodore P. Kostek 1
#9 Warren E. Brown 1
#9 Paul A. Sepesy 1
#9 Donald A. Locher 1
#9 Edward J. Ratkay 1
#9 Alexander Sheppa 1
#9 Robert A. Calcagni 1
#9 Vernon A. Kiffmeyer 1
#9 Alexander J. Esseniyi 1