ST

Stepan

Rank (All Time): #3425 of 106,127Top 4%
221 inventors
226
Patents All Time

Top Inventors at Stepan All Time

RankNamePatents
1 Randal J. Bernhardt 54
2 Ronald A. Masters 31
3 Patrick Shane Wolfe 29
#4 Aaron Brown 27
#5 Dennis S. Murphy 24
#6 Andrew D. Malec 23
#7 Dave R. Allen 22
#8 Gregory P. Dado 22
#9 Xue Min Dong 20
#10 Patti Skelton 19
#11 Warren A. Kaplan 18
#12 Branko Sajic 17
#13 Gary Luebke 16
#14 Irene Shapiro 16
#15 Marcos Alonso 16
#16 Brian Sook 15
#17 Renee Luka 15
#18 Michael Wiester 14
#19 Laura Lee Whitlock 12
#20 Michael R. Terry 12
#21 Brian Holland 10
#22 Irma Ryklin 10
#23 Sangeeta Ganguly-Mink 10
#24 George Magnus 9
#25 Jeremy Aaron Weitgenant 9
#26 Kelly Buchek 9
#27 Michael E. O'Brien 9
#28 Sarah Wolek 9
#29 Wilma Gorman 9
#30 David R. Allen 8
#31 Paul Knox 8
#32 Aaron W. Sanders 8
#33 Alfred K. Schultz 8
#34 Christopher A. Gariepy 7
#35 Franz J. Luxem 7
#36 John C. Hutchison 7
#37 Lourdes R. Alonso 7
#38 Marshall J. Nepras 7
#39 Melvin L. Loeb 7
#40 Rick Tabor 7
#41 Robert J. Wood 7
#42 David J. Norberg 6
#43 E. Carolina Rojas 6
#44 Lawrence A. Munie 6
#45 Matthew I. Levinson 6
#46 Paul Neill 6
#47 Adnan Siddiqui 6
#48 Brian K. Mirous 5
#49 Douglas Hillshafer 5
#50 Gregory Wallace 5
#51 Jacqueline M. Pytel 5
#52 Jennifer S. Westfall 5
#53 Timothy L. Lambert 5
#54 Eddie I. Filipovic 4
#55 Elodie Shaw 4
#56 Krista L. Turpin 4
#57 Lena Titievsky 4
#58 Anatoliy A. Dameshek 4
#59 Arshad H. Malik 4
#60 Brian Frank 3
#61 Carmen Matache 3
#62 Charles F. Palmer, Jr. 3
#63 Chris Spaulding 3
#64 Daniel J. Dershowitz 3
#65 Daniel Yocius 3
#66 F. Leo Hickey 3
#67 Gerardo Chapa 3
#68 James A. Faunce 3
#69 James W. Kay 3
#70 Joseph C. Rongione 3
#71 José Santiago 3
#72 Kenneth J. Littel 3
#73 Laure Canal 3
#74 Leonard F. Zaporowski 3
#75 Mary Beddaoui 3
#76 Nattaporn Lohitharn 3
#77 Nicholas Pendleton 3
#78 Ramakrishna Ravikiran 3
#79 Scott Dillavou 3
#80 Steve Williams 3
#81 Teresa Manuel 3
#82 Timothy A. Boebel 3
#83 Y. Kameshwer Rao 3
#84 Zhenhua Cui 3
#85 Bing Wang 2
#86 Brian T. Holland 2
#87 Brian D. Kelley 2
#88 Brian Seymour-Loya 2
#89 Carlos Ospinal 2
#90 Catherine Sporer 2
#91 Carl L. Willis 2
#92 Chandrashekhar Yeshwant Khandekar 2
#93 Chunhua Yao 2
#94 Daniela Bratescu 2
#95 Dale L. Handlin, Jr. 2
#96 Donald W. Schumacher 2
#97 Douglas W. Stephan 2
#98 Galina Tseitlina 2
#99 Gregory C. Welch 2
#100 Harold A. Green 2