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Idemitsu Kosan Co.
Rank (1989):
#393
of 11,124
Top 4%
55 inventors
27
Patents 1989
Top Inventors at Idemitsu Kosan Co.
1989
Showing 1–50 of 55 inventors
Rank
Name
Patents
1
Kikuo Nagatoshi
2
1
Masaaki Itoi
2
1
Masato Tanaka
2
1
Michitake Uoi
2
1
Satoshi Hachiya
2
1
Shigeru Matsuo
2
1
Shunji Uchida
2
1
Syuji Machida
2
1
Tadashi Katafuchi
2
1
Thoru Bando
2
1
Tomoyoshi Murakami
2
1
Katsumi Hashimoto
2
#13
Yasunori Tomari
1
#13
Yoichi Kageyama
1
#13
Yukio Nakako
1
#13
Hiroo Mitazaki
1
#13
Kazuyoshi Shigematsu
1
#13
Katsumi Tomura
1
#13
Kenji Hashimoto
1
#13
Kenji Onodera
1
#13
Kenji Uesugi
1
#13
Kenichi Yamashita
1
#13
Keitaro Yoshihara
1
#13
Kouji Imai
1
#13
Masato Kaneko
1
#13
Masahiko Kuramoto
1
#13
Masayuki Nakai
1
#13
Masakatsu Ohta
1
#13
Masami Watanabe
1
#13
Mitsuaki Iino
1
#13
Nobuyoshi Hirokoh
1
#13
Nobuaki Nakashima
1
#13
Nobuo Shimo
1
#13
Ryozo Yamane
1
#13
Seiichi Shido
1
#13
Shigenori Shirouzu
1
#13
Takeo Komatsubara
1
#13
Takashi Kurihara
1
#13
Takashi Sunaga
1
#13
Takao Yabe
1
#13
Tetsuo Matsumura
1
#13
Toshihiko Ichihashi
1
#13
Toshiyuki Tsubouchi
1
#13
Hakuai Inoue
1
#13
Hitoshi Hata
1
#13
Hideo Igarashi
1
#13
Hiroshi Kaise
1
#13
Hideo Kanamori
1
#13
Hiroshi Komiyama
1
#13
Hiroshi Nagakawa
1
1
2
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