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USPTO Patent Rankings Data through Dec 31, 2025
DI

Del Industries — 11 Patents

Rank (All Time): #50,183 of 106,120Top 50%
9 inventors
11 Patents All Time

Top Inventors at Del Industries All Time

Showing 1–9 of 9 inventors

RankNamePatents
1 Frank G. Martin 8
2 Dennis Lavelle 5
3 Allen D. Clawson 4
#4 David Sands 2
#5 Elizabeth C. Hamil 1
#5 Ezra Phillips 1
#5 Fredrick Salter 1
#5 Henry Schmitz 1
#5 Joseph A. Cannavino 1