Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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F. J. Littell Machine — 8 Patents

Rank (All Time): #68,890 of 106,120Top 65%
6 inventors
8 Patents All Time

Top Inventors at F. J. Littell Machine All Time

Showing 1–6 of 6 inventors

RankNamePatents
1 Chester M. Wiig 3
2 Kenneth C. Johnson 2
2 Samuel G. Boytor 2
#4 David M. Knapke 1
#4 Jeffry Jurs 1
#4 Franco G. Duina 1