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

Johnston Engineering — 8 Patents

Rank (All Time): #66,417 of 106,120Top 65%
5 inventors
8 Patents All Time

Top Inventors at Johnston Engineering All Time

Showing 1–5 of 5 inventors

RankNamePatents
1 Anthony J. Duthie 7
2 Mark Cullen 2
2 Michael Sandford 2
#4 Clive Frederick OFFLEY 1
#4 Thomas Johnston 1