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

Celotex

Rank (All Time): #6,505 of 106,127Top 7%
77 inventors
111 Patents All Time

Top Inventors at Celotex All Time

Showing 1–50 of 77 inventors

RankNamePatents
1 Richard L. Frentzel 14
2 Michael J. Skowronski 10
3 Kenneth G. Trout 9
3 Alberto DeLeon 9
#5 Ernest K. Moss 8
#5 Michael E. Londrigan 8
#7 David G. Gluck 6
#7 Joseph R. Hagan 6
#7 William E. Betzner 6
#10 Bernard J. Einhaus 5
#10 Gregory W. Lynn 5
#10 John P. Oliver 5
#10 Leon F. Barry 5
#10 Scott C. Snider 5
#10 Thomas G. Soukup 5
#16 Dale P. Major 4
#16 Donald E. Hipchen 4
#16 James A. Berry 4
#16 Stanley C. Kyminas 4
#16 Wayne E. Laughlin 4
#21 Fred Migliorini 3
#21 John H. Beale 3
#21 Judy Ann Godbey 3
#21 Morton Sherman 3
#21 Richard K. Holtman 3
#21 Robert E. Jennus 3
#27 Charles J. Klasen 2
#27 David A. Barnhart 2
#27 David Walters 2
#27 Delmar E. Benjamin 2
#27 Edward W. Franz 2
#27 Gregory Andreichuk 2
#27 Ilmars Vilmanis 2
#27 John D. Copham 2
#27 John D. Goll 2
#27 John E. Kroger 2
#27 John C. Phillips 2
#27 Kenneth P. Klapper 2
#27 Murray Rosen 2
#27 Ronald L. Britt 2
#27 Smith A. Funk 2
#27 Stephen G. Hinds 2
#27 William J. Cole 2
#27 William D. Pittman 2
#27 Alan L. Boyd 2
#27 Alan P. Conroy 2
#27 Alan R. Koenig 2
#48 Bruce L. Overgard 1
#48 Carl A. Kroh 1
#48 David Flood 1