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USPTO Patent Rankings Data through Dec 31, 2025
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Difco — 5 Patents

Rank (All Time): #103,139 of 106,120Top 100%
3 inventors
5 Patents All Time

Top Inventors at Difco All Time

Showing 1–3 of 3 inventors

RankNamePatents
1 Daniel L. Miller 2
1 John R. Murray 2
3 Robert J. Ward 1

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