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Tokyo Ohka Kogyo Co.
Rank (All Time):
#671
of 106,127
Top 1%
684 inventors
1,258
Patents All Time
Top Inventors at Tokyo Ohka Kogyo Co.
All Time
Showing 51–100 of 684 inventors
Rank
Name
Patents
#51
Hiroyuki Obiya
21
#51
Junichi Tsuchiya
21
#51
Koji Saito
21
#54
Hatsuyuki Tanaka
20
#54
Masahito Yahagi
20
#54
Takayoshi Mori
20
#54
Toshikazu Tachikawa
20
#54
Yasushi Fujii
20
#54
Akira Uehara
20
#54
Akiyoshi Yamazaki
20
#61
Hiroyoshi Sago
19
#61
Makiko Irie
19
#61
Yoshio Hagiwara
19
#64
Daisuke Kawana
18
#64
Keita Ishiduka
18
#64
Muneo Nakayama
18
#64
Takaya Maehashi
18
#64
Takashi Nagamine
18
#64
Tsuyoshi Kurosawa
18
#64
Yasuhiro Yoshii
18
#64
Yoshiki Sugeta
18
#72
Hideto Nito
17
#72
Miwa Miyairi
17
#72
Naotaka Kubota
17
#72
Takahiro Yoshioka
17
#76
Atsushi Matsushita
16
#76
Hidenori Miyamoto
16
#76
Masaaki Yoshida
16
#76
Takashi Kamizono
16
#76
Tomotaka Yamada
16
#76
Yoichi Hori
16
#82
Satoshi Niikura
15
#82
Takako Hirosaki
15
#82
Tomoya Kumagai
15
#82
Yasumasa Iwata
15
#86
Hiroto Yukawa
14
#86
Jiro Yokoya
14
#86
Kazuya Someya
14
#86
Kensuke Matsuzawa
14
#86
Shigeru Yokoi
14
#86
Takashi Ohsaka
14
#86
Yohei Kinoshita
14
#93
Atsushi Kubo
13
#93
Atsushi Sawano
13
#93
Isamu Hijikata
13
#93
Masahito Tanabe
13
#93
Ryoji Watanabe
13
#93
Toshiro Morita
13
#93
Tsutomu Sahoda
13
#93
Tsukasa Sugawara
13
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