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Speedfam Co.
Rank (All Time):
#6811
of 106,127
Top 7%
105 inventors
105
Patents All Time
Top Inventors at Speedfam Co.
All Time
Showing 1–50 of 105 inventors
Rank
Name
Patents
1
Joseph V. Cesna
13
2
Chris Karlsrud
12
2
Hatsuyuki Arai
12
2
Michihiko Yanagisawa
12
#5
Shunji Hakomori
10
#6
Isao Nagahashi
8
#7
Misuo Sugiyama
6
#7
Shinya Iida
6
#9
Shigeto Izumi
5
#10
Clinton O. Fruitman
4
#10
Paul Holzapfel
4
#10
Tadayoshi Okuya
4
#10
Yasuhiro Horiike
4
#10
Anthony G. Van Woerkom
4
#15
Eric Shurtliff
3
#15
Hitoshi NAGAYAMA
3
#15
Hideo Tanaka
3
#15
Hiroaki Tanaka
3
#15
Hiroshi Yashiki
3
#15
Kiyoshi Ikemoto
3
#15
Lawrence O. Day
3
#15
Seiichi Maeda
3
#15
Shigeru Odagiri
3
#15
Warren Lin
3
#15
Xu-Jin Wang
3
#15
Yusuke Inoue
3
#15
Anthony L. Bartels
3
#28
Chikai Tanaka
2
#28
Gordon J. Grosslight
2
#28
Inki Kim
2
#28
Janusz Aleksander Derza
2
#28
James Keefe
2
#28
John Edward Bussan
2
#28
John Natalicio
2
#28
Kazuhiko Hirata
2
#28
Kazunori Ozawa
2
#28
Kazunori Tani
2
#28
Kazuyuki Tsuruoka
2
#28
Kenji Yazawa
2
#28
Masahiro Ichikawa
2
#28
Michael Manseau
2
#28
Robert F. Allen
2
#28
Robert Luke Anderson
2
#28
Spencer Preston
2
#28
Tatsuo Shimizu
2
#28
Toshikuni Shimizu
2
#28
Akitoshi Yoshida
2
#48
Bob Allen
1
#48
Carey R. Smith
1
#48
Chad Goudie
1
1
2
3
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