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

Qualmark — 15 Patents

Rank (All Time): #38,438 of 106,120Top 40%
8 inventors
15 Patents All Time

Top Inventors at Qualmark All Time

Showing 1–8 of 8 inventors

RankNamePatents
1 Gregg K. Hobbs 8
2 John C. Hess 4
3 James Provost 2
3 Matthew T. Giaraffa 2
3 Wendell K R Hutchings 2
#6 Wagdy Wahba 1
#6 Loddie Alspach 1
#6 Norman J. Mottram 1