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

Chicago Lock — 19 Patents

Rank (All Time): #31,505 of 106,127Top 30%
6 inventors
19 Patents All Time

Top Inventors at Chicago Lock All Time

Showing 1–6 of 6 inventors

RankNamePatents
1 Robert L. Steinbach 17
2 Frank J. Scherbing 1
2 Joseph P. Tauber 1
2 Mitch Mlynarczyk 1
2 Walter S. Christopher 1
2 Robert T. Kriskovich 1