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Sumitomo Pharmaceuticals Company Limited — 180 Patents

Rank (All Time): #4,189 of 106,120Top 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	Akira Sasaki	8
#11	Fujio Antoku	8
#11	Masahumi Kitano	8
#11	Norihiko Tanno	8
#11	Ryu Nagata	8
#16	Akihiko Sano	7
#16	Hajime Kawakami	7
#16	Hiroshi Noguchi	7
#16	Ikutaro Saji	7
#16	Masatomo Fukasawa	7
#16	Masuhiro Kato	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	Akira Miyagishi	3
#47	Bei Shan	3
#47	Chikao Nakayama	3
#47	Hisakazu Kishimoto	3