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Otsuka Kagaku Kabushiki Kaisya
Rank (All Time):
#5282
of 106,127
Top 5%
183 inventors
139
Patents All Time
Top Inventors at Otsuka Kagaku Kabushiki Kaisya
All Time
Showing 1–50 of 183 inventors
Rank
Name
Patents
1
Hideo Tanaka
41
2
Michio Sasaoka
40
3
Yutaka Kameyama
33
#4
Sigeru Torii
26
#5
Takashi Shiroi
20
#6
Masatoshi Taniguchi
14
#7
Shigeru Torii
13
#8
Daisuke Suzuki
10
#9
Hisashi Takao
8
#9
Ryo Kikuchi
8
#9
Yuji Tada
8
#12
Masayoshi Suzue
7
#12
Akira Miyashita
7
#14
Norio Saito
5
#14
Yoshinori Endo
5
#14
Yoshifumi Nakacho
5
#14
Akiyoshi Inubushi
5
#18
Junzo Nogami
4
#18
Masaru Yasui
4
#18
Motoaki Tanaka
4
#18
Takashi Kitajima
4
#18
Tadao Yoshida
4
#18
Yoshihisa Tomotaki
4
#18
Yukiya Hareyama
4
#18
Akihiro Nabeshima
4
#18
Akira Nakai
4
#27
Hiroshi Akagi
3
#27
Hiroshi Fujishima
3
#27
Hiroki Kourai
3
#27
Ichiro Kawahara
3
#27
Isao Tada
3
#27
Isao Wada
3
#27
Keiichiro Ishikawa
3
#27
Kiyotoshi Matsumura
3
#27
Kiyozumi Tani
3
#27
Koji Sakane
3
#27
Mitsuo Akada
3
#27
Mitio Sasaoka
3
#27
Seiryu Uto
3
#27
Shigemitsu Nagao
3
#27
Shinji Nakano
3
#27
Shozo Yamada
3
#27
Tetsuya Imai
3
#27
Tomohiro Furuichi
3
#27
Yoshio Ishikawa
3
#27
Yoshihisa Tokumaru
3
#27
Yozaburo Tsujikawa
3
#27
Yoshio Yabuhara
3
#27
Akiyoshi Kawaguchi
3
#27
Akihiro Shimabayashi
3
1
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3
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