Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dy4 Systems — 8 Patents

Rank (All Time): #64,791 of 106,120Top 65%
14 inventors
8 Patents All Time

Top Inventors at Dy4 Systems All Time

Showing 1–14 of 14 inventors

RankNamePatents
1 Ivan Straznicky 8
2 David L. Perry 2
2 Georges Francis Marquis 2
2 Jing Kwok 2
2 Martin Terence Cassels 2
2 Marc Renaud 2
2 Nauman Arshad 2
2 Peter Robert Lawrence Kaiser 2
2 Steven Drennan 2
#10 Chad St. Louis 1
#10 Gerald W. Foster 1
#10 Jamie Hulan 1
#10 Robert C. Sullivan 1
#10 William Edward Ratliff 1