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

Callaway

Rank (All Time): #68,144 of 106,127Top 65%
13 inventors
8 Patents All Time

Top Inventors at Callaway All Time

Showing 1–13 of 13 inventors

RankNamePatents
1 Richard T. Underwood 4
2 Geoffrey Allen Monteith 2
2 John C. Lark 2
2 Michael Wright 2
2 Anthony B Cooper 2
#6 Donald H. Shomake 1
#6 Gavin G. Spence 1
#6 John W. Callen 1
#6 Michael L. McAbee 1
#6 Stephen P. Hoke 1
#6 Warren S. Perkins 1
#6 Alicia Anderson-Norris 1
#6 Robert J. Jasion 1