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

Purafil — 20 Patents

Rank (All Time): #29,407 of 106,120Top 30%
15 inventors
20 Patents All Time

Top Inventors at Purafil All Time

Showing 1–15 of 15 inventors

RankNamePatents
1 William G. England 16
2 Michael W. Osborne 2
3 Jeffery F. Rabon 1
3 Christopher O. Muller 1
3 David Nicholas 1
3 Erik Ward 1
3 James Nicholas 1
3 Jeff Goergen 1
3 Kent Kekeis 1
3 Matthew Potts 1
3 Michael DelGais 1
3 Ricardo Gonzalez 1
3 Xiuyi Zhang 1
3 Cynthia A. Afforder 1
3 James W. Mash 1