Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Apv Douglas Machine — 7 Patents

Rank (All Time): #77,245 of 106,120Top 75%
3 inventors
7 Patents All Time

Top Inventors at Apv Douglas Machine All Time

Showing 1–3 of 3 inventors

RankNamePatents
1 Irvan Leo Pazdernik 4
2 David L. Anderson 2
2 James F. Korkowski 2