Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
EF

Efp — 10 Patents

Rank (All Time): #53,885 of 106,120Top 55%
8 inventors
10 Patents All Time

Top Inventors at Efp All Time

Showing 1–8 of 8 inventors

RankNamePatents
1 Learmond A. Chapman, Jr. 3
2 Matthew M. McKinney 2
2 Paul B. Elzey 2
#4 Barry Ward 1
#4 Charles A. Cook 1
#4 Edgar F. Moore, III 1
#4 James D. Surber 1
#4 Robert L. LaFontaine 1