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Sumika Fine Chemicals Co.
Rank (All Time):
#11211
of 106,127
Top 15%
59 inventors
60
Patents All Time
Top Inventors at Sumika Fine Chemicals Co.
All Time
Showing 1–50 of 59 inventors
Rank
Name
Patents
1
Nobushige Itaya
19
2
Masami Igi
16
3
Kiyoshi Sugi
15
#4
Tadashi Katsura
12
#5
Taketo Hayashi
9
#5
Tetsuya Shintaku
9
#7
Kozo Matsui
7
#8
Eiichi Iishi
6
#8
Norio Kometani
6
#8
Shigeya Yamazaki
6
#8
Taro Ishibashi
6
#8
Tetsuya Ikemoto
6
#8
Toshio Nakamatsu
6
#14
Hiroshi Shiratani
5
#14
Yoshihiro Kawada
5
#16
Teiji Yamaoka
4
#16
Yasuhiro Nishida
4
#16
Yayoi Tagami
4
#16
Yoshiyuki Imamiya
4
#16
Yoshihide Umemoto
4
#21
Azusa Fujiwara
3
#21
Gohfu Suzukamo
3
#21
Junichi Yasuoka
3
#21
Kenji Saito
3
#21
Wei-Guo Gao
3
#21
Yukio Yoneyoshi
3
#27
Chiharu Maeda
2
#27
Hiroki Ueno
2
#27
Hiroyuki Yumoto
2
#27
Kanami Yoshikawa
2
#27
Masaki Fujiwara
2
#27
Masatoshi Sakai
2
#27
Mitsuhiro Iwasaki
2
#27
Michio Matsuda
2
#27
Nobuhiro Arai
2
#27
Sadanobu Yoshikawa
2
#27
Susumu Nishizawa
2
#27
Akito Nishiura
2
#39
Erick Carreira
1
#39
Hiroharu Kumazawa
1
#39
Hiroshi Maeda
1
#39
Hideto Miyamoto
1
#39
Hiromi Suga
1
#39
Junichi Nishikawa
1
#39
Kenji Nishiwaki
1
#39
Masaaki Kuwata
1
#39
Masahide Tanaka
1
#39
Mitsuyo Sugi
1
#39
Mitsuhiro Takeda
1
#39
Shinichi Watanabe
1
1
2
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