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

Impact Products — 40 Patents

Rank (All Time): #16,201 of 106,120Top 20%
25 inventors
40 Patents All Time

Top Inventors at Impact Products All Time

Showing 1–25 of 25 inventors

RankNamePatents
1 Stephen A. Dukes 21
2 John T. Irwin 12
3 Jeffrey C. Gayer 9
#4 Robert James Hayes 7
#5 Donald James Staufenberg 6
#5 Steven J. Alt 6
#7 Robert A. Davenport 4
#8 John H. Hartford, Jr. 3
#8 Sarah E. Ruhl 3
#10 Dennis Knapp 2
#10 Donald T. Soncrant 2
#12 Anthony N. Kerkimis 1
#12 Brian Dennis Kratzer 1
#12 Daniel E. Clouatre 1
#12 Dane R. Jackson 1
#12 James R. Findlay 1
#12 James J. Westgerdes 1
#12 Jen-Feng Chang 1
#12 Luke Stonis 1
#12 Mark S. Woytowich 1
#12 Moses-B. Lin 1
#12 Nicholas A. Kerkimis 1
#12 Phillip D. Sanborn 1
#12 Robert L. Prosser 1
#12 Stephen P. Sacarisen 1