Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Hazen Research — 32 Patents

Rank (All Time): #19,492 of 106,127Top 20%
22 inventors
32 Patents All Time

Top Inventors at Hazen Research All Time

Showing 1–22 of 22 inventors

RankNamePatents
1 Enzo L. Coltrinari 8
2 James K. Kindig 7
2 James E. Reynolds 7
2 Ronald L. Turner 7
#5 Charlie W. Kenney 6
#5 Robert A. Reeves 6
#7 Mark Berggren 5
#8 Jerome P. Downey 3
#8 Wayne C. Hazen 3
#10 Frank M. Stephens, Jr. 2
#10 Alan Williams 2
#12 David R. Baughman 1
#12 Dennis G. Johnson 1
#12 John P. Hager 1
#12 Kang Sun 1
#12 Nicholas J. Lombardo 1
#12 Paul B. Queneau 1
#12 Steve D. Will 1
#12 Thomas Kodenkandath 1
#12 Wayne W. Hazen 1
#12 David H. Gieskieng 1
#12 Harry Mudgett 1