Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
PA

Paperchine

Rank (All Time): #49,826 of 106,127Top 50%
13 inventors
11 Patents All Time

Top Inventors at Paperchine All Time

Showing 1–13 of 13 inventors

RankNamePatents
1 James Leroy Ewald 5
2 Douglas R. McPherson 2
2 Gregory Michael Welcher 2
#4 George C. Mendrala 1
#4 Greg Weicher 1
#4 James Ronning 1
#4 Jay Shands 1
#4 James Gordon Charters Smith 1
#4 Laurie D. Wicks 1
#4 Philip W. Smith 1
#4 Ralph Prescott 1
#4 Thomas A Grunder 1
#4 Timothy J. Brackett 1