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Companies
Inventors
WC
W.R. Grace & Co.-Conn.
Rank (All Time):
#604
of 106,127
Top 1%
1,045 inventors
1,393
Patents All Time
Top Inventors at W.R. Grace & Co.-Conn.
All Time
Showing 1–50 of 1,045 inventors
Rank
Name
Patents
1
Neal S. Berke
40
2
Henry G. Schirmer
27
2
Robert A. Wiercinski
27
#4
Ellis Gartner
26
#4
Richard Franklin Wormsbecher
26
#6
Michael S. Ziebarth
25
#6
Wu-Cheng Cheng
25
#8
James Neil Pryor
23
#9
Demetrius Michos
21
#9
Stephen R. Schmidt
21
#9
William A. Whittenberger
21
#12
John Allen Rudesill
20
#12
Linfeng Chen
20
#12
William P. Roberts
20
#15
Charles G. Carter
19
#15
James M. Gaidis
19
#15
Leslie A. Jardine
19
#15
Marvin R. Havens
19
#15
Walter B. Mueller
19
#15
Ara A. Jeknavorian
19
#21
Awdhoot Vasant Kerkar
18
#21
Byong-Wa Chun
18
#21
Jacob Block
18
#21
Jan W. Van Egmond
18
#21
Klaus-Alexander Rieder
18
#21
Xinjin Zhao
18
#27
Drew V. Speer
17
#27
John W. Lau
17
#27
Terry G. Roberie
17
#30
Josephine H. Cheung
16
#30
Lawrence L. Kuo
16
#30
Ranjit Kumar
16
#30
Roy W. Rice
16
#30
Solomon Bekele
16
#35
David F. Myers
15
#35
George Yaluris
15
#35
James F. Walter
15
#38
Chia-Chih Ou
14
#38
Hideo Koyata
14
#38
Richard C. Cornelison
14
#38
William A. Welsh
14
#38
Anandakumar Ranganathan
14
#43
Chih M. Hwa
13
#43
Cung Vu
13
#43
Cynthia L. Ebner
13
#43
Dennis M. Hilton
13
#43
Michael Macklin
13
#43
Rasto Brezny
13
#43
Robert P. Kreh
13
#43
Thomas Andrew Blinka
13
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