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

Harold Simpson — 25 Patents

Rank (All Time): #24,350 of 106,127Top 25%
6 inventors
25 Patents All Time

Top Inventors at Harold Simpson All Time

Showing 1–6 of 6 inventors

RankNamePatents
1 Harold G. Simpson 24
2 Leo E. Neyer 11
3 Clarence S. Salisbury 2
#4 Charanjit S. Bindra 1
#4 Harold S. Simpson 1
#4 C. Stephen Salisbury 1