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

Roberts Filter Manufacturing — 11 Patents

Rank (All Time): #51,438 of 106,120Top 50%
9 inventors
11 Patents All Time

Top Inventors at Roberts Filter Manufacturing All Time

Showing 1–9 of 9 inventors

RankNamePatents
1 R. Lee Roberts 7
2 Douglas H. Eden 4
3 Annabelle Kim 3
3 Robert L. Roberts 3
#5 Andrew Scott Taylor 1
#5 Charles V. Roberts 1
#5 Donald John Mackay 1
#5 Peter J. Neuspiel 1
#5 William F. Sarra 1