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

Product Research And Development

Rank (All Time): #30,087 of 106,127Top 30%
8 inventors
20 Patents All Time

Top Inventors at Product Research And Development All Time

Showing 1–8 of 8 inventors

RankNamePatents
1 E. Dale Hartley 10
2 Donald F. Solomon 6
2 F. Scott Hartley 6
#4 Layne S. Leishman 3
#5 Brian Eck 1
#5 Michael Gunderson 1
#5 Richard Olson 1
#5 Shane Okeson 1