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Idemitsu Kosan Co.

Rank (2021): #478 of 31,507Top 2%

151 inventors

88 Patents 2021

Top Inventors at Idemitsu Kosan Co. 2021

Showing 1–50 of 151 inventors

Rank	Name	Patents
1	Yasuhiro Ishikawa	10
2	Masahiro Kawamura	7
3	Toshinari Ogiwara	6
#4	Hirokatsu Ito	5
#4	Tomoko Abe	5
#4	Tomoki Kato	5
#7	Aki YAMADA	4
#7	Kei Yoshida	4
#7	Tasuku HAKETA	4
#7	Yumiko Mizuki	4
#11	Kazuki Nishimura	3
#11	Keiichi Narita	3
#11	Masakazu Funahashi	3
#11	Satomi TASAKI	3
#11	Shinji Aoki	3
#11	Yoji Sunagawa	3
#11	Yuichiro Kawamura	3
#11	Yu KUDO	3
#19	Akifumi Nakamura	2
#19	Akihiro Shishikura	2
#19	Asami KOGA	2
#19	Emiko Kambe	2
#19	Emi KAWASHIMA	2
#19	Go Watanabe	2
#19	Hideaki Nagashima	2
#19	Hiroki Sekiguchi	2
#19	Hiroaki Yamada	2
#19	Katsumi Ichitani	2
#19	Kei YOSHIZAKI	2
#19	Masami Takimoto	2
#19	Minoru Senga	2
#19	Moritsugu Kasai	2
#19	Nobuhiro Watanabe	2
#19	Rikki Homma	2
#19	Ryo Aburatani	2
#19	Shigeyuki Matsunami	2
#19	Shigekazu Tomai	2
#19	So NAKAJIMA	2
#19	Takafumi Akimoto	2
#19	Takahiro Fujiyama	2
#19	Takeshi Makino	2
#19	Takashi Sekiya	2
#19	Tadahiko Yoshinaga	2
#19	Toshiaki Iwai	2
#19	Tomoya Matsumoto	2
#19	Tsuyoshi Murakami	2
#19	Yasunori Kijima	2
#19	Yohei Koori	2
#19	Yoshihiro UEOKA	2
#19	Yuki Nakano	2