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

Ia — 6 Patents

Rank (All Time): #86,676 of 106,120Top 85%
8 inventors
6 Patents All Time

Top Inventors at Ia All Time

Showing 1–8 of 8 inventors

RankNamePatents
1 James G. Downward 5
1 Judith Erb 5
3 John R. Erb-Downward 2
3 Nallaperumal Chidambaram 2
#5 Glenn Martin 1
#5 James L. Wittliff 1
#5 Otho E. Ulrich, Jr. 1
#5 Richard Smith 1