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Sumitomo Pharmaceuticals Company Limited
Rank (All Time):
#4189
of 106,127
Top 4%
327 inventors
180
Patents All Time
Top Inventors at Sumitomo Pharmaceuticals Company Limited
All Time
Showing 1–50 of 327 inventors
Rank
Name
Patents
1
Makoto Sunagawa
20
2
Keiji Fujioka
19
3
Naohito Ohashi
18
#4
Yoshihiro Takada
13
#5
Atsuyuki Kojima
12
#5
Haruki Matsumura
12
#5
Shigeji Sato
12
#8
Keiichi Ono
9
#8
Masami Muraoka
9
#8
Nobuhiko Tamura
9
#11
Fujio Antoku
8
#11
Masahumi Kitano
8
#11
Norihiko Tanno
8
#11
Ryu Nagata
8
#11
Akira Sasaki
8
#16
Hajime Kawakami
7
#16
Hiroshi Noguchi
7
#16
Ikutaro Saji
7
#16
Masatomo Fukasawa
7
#16
Masuhiro Kato
7
#16
Akihiko Sano
7
#22
Norio Fujiwara
6
#22
Yasuyuki Ueki
6
#22
Yoshio Sasaki
6
#22
Yoshiya Yamahira
6
#26
Hiroaki Masumori
5
#26
Hiroshi Yamaga
5
#26
Izumu Saito
5
#26
Kikuo Ishizumi
5
#26
Mayumi Yoshigi
5
#26
Michihiro Yamamoto
5
#26
Takaaki Inoue
5
#26
Toshio Nishihara
5
#26
Yoshiyuki Kai
5
#35
Fumio Nishikaku
4
#35
Hitoshi Fujita
4
#35
Hiroo Maeda
4
#35
Kaoru Kikuchi
4
#35
Koji Morishita
4
#35
Masao Enomoto
4
#35
Mutsuo Taiji
4
#35
Toru Kimura
4
#35
Toshikazu Nakamura
4
#35
Yoshihiko Kimura
4
#35
Yumiko Kamikawa
4
#35
Yukinori Ozato
4
#47
Bei Shan
3
#47
Chikao Nakayama
3
#47
Hisakazu Kishimoto
3
#47
Hideki Yagi
3
1
2
3
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