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

Qualstar — 10 Patents

Rank (All Time): #54,896 of 106,120Top 55%
10 inventors
10 Patents All Time

Top Inventors at Qualstar All Time

Showing 1–10 of 10 inventors

RankNamePatents
1 Mark H. Helmick 7
2 William J. Gervais 4
2 William J. Lurie 4
#4 Chad Follmar 1
#4 Everette C. Van Wert 1
#4 Richard A. Nelson 1
#4 Thomas J. Studebaker 1
#4 William R. Brennan, Jr. 1
#4 William H. Vermeer 1
#4 John R. Cogley, Jr. 1