Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Lewco — 2 Patents in 2021

Rank (2021): #15,793 of 31,506Top 55%
5 inventors
2 Patents 2021

Top Inventors at Lewco 2021

Showing 1–5 of 5 inventors

RankNamePatents
1 Albert E. Sparling 2
1 Gerald T. Guerra 2
3 Charles J. Fresch 1
3 Justin Zimmerman 1
3 Mark Bosley 1