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

Steadfast — 11 Patents

Rank (All Time): #51,148 of 106,120Top 50%
10 inventors
11 Patents All Time

Top Inventors at Steadfast All Time

Showing 1–10 of 10 inventors

RankNamePatents
1 Dimiter S. Zagoroff 5
2 Charles M. Zepp 3
2 Kenneth S. Norland 3
2 Louis Locatell, Jr. 3
#5 F. Donald Roberts 2
#5 Roger L. Johnsen 2
#7 Dimiter S. Zagaroff 1
#7 George Richard Bird 1
#7 Louis M. Scarmoutzos 1
#7 Robert G. Graham 1