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

Calcomp — 100 Patents

Rank (All Time): #7,135 of 106,120Top 7%
71 inventors
100 Patents All Time

Top Inventors at Calcomp All Time

Showing 1–50 of 71 inventors

RankNamePatents
1 Waldo L. Landmeier 14
2 James S. Watson 12
3 Jeff T. Stapleton 6
3 Patrick Nguyen 6
#5 James Lawrence 5
#5 Lynn H. Rockwell 5
#7 August D. Coby 4
#7 Dana Doubrava 4
#7 John M. Bertalan 4
#10 Brian Abernethy 3
#10 Douglas K. MacNiel 3
#10 Jason J. Hoendervoogt 3
#10 Paul Tzeng 3
#10 Richard Freudenberger 3
#10 Richard Mansueto 3
#16 Andrew Mitchell Harris 2
#16 Bala R. Vatti 2
#16 Bruce H. Ostermeier 2
#16 Brian C. Preston 2
#16 Charles Sabonis 2
#16 Dave Johnson 2
#16 David L. Schlotterbeck 2
#16 James Hack 2
#16 Mark Duckworth 2
#16 Robert L. Hammond 2
#16 Scott McConnell 2
#16 Wayne Robert Stevens 2
#16 William C. Chow 2
#29 Fred Marzouk 1
#29 A. Daniel Coby 1
#29 Aftab H. Kapadya 1
#29 Alexander C. Grattan, Jr. 1
#29 Allan S. Miller 1
#29 Angus H. Whitaker 1
#29 Brian Lee Abernathy 1
#29 Brian Spinar 1
#29 Charles Gunderson 1
#29 Charles Morris 1
#29 David Adkins 1
#29 David T. Beegan 1
#29 David Devillez 1
#29 Donald L. Barber 1
#29 Donald A. Beauvais 1
#29 Don Schilling 1
#29 Franklyn L. Wiley 1
#29 Howard Siu 1
#29 Jeffrey J. Stapleton 1
#29 Jose L. Calderon 1
#29 John Pluth, Jr. 1
#29 John Showalter 1