Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RM

Richards Mfg.

Rank (All Time): #19,811 of 106,127Top 20%
15 inventors
32 Patents All Time

Top Inventors at Richards Mfg. All Time

Showing 1–15 of 15 inventors

RankNamePatents
1 Glenn J. Luzzi 14
2 Bruce Bier 6
3 Donald R. Songras 4
3 Glen J. Bertini 4
#5 Calvin Griggs 3
#5 Christopher A. Juillet 3
#5 Harry T. Treace 3
#8 Douglas Robert Craig 2
#8 Jeffrey Madden 2
#10 Dan H. Treace 1
#10 James T. Treace 1
#10 Joseph Bier 1
#10 John J. Shea 1
#10 Mantas Jarasunas 1
#10 Richard Fox 1