EI

Eisai

Rank (All Time): #1325 of 106,127Top 2%
998 inventors
660
Patents All Time

Top Inventors at Eisai All Time

RankNamePatents
1 Shinya Abe 77
2 Isao Yamatsu 76
3 Takeshi Suzuki 48
#4 Hiroyuki Yoshimura 42
#5 Yoshimasa Machida 42
#6 Shigeru Souda 41
#7 Shuhei Miyazawa 35
#8 Shigeto Negi 34
#9 Shigeki Hibi 33
#10 Norio Minami 31
#11 Seiichiro Nomoto 30
#12 Katsuya Tagami 28
#13 Naoyuki Shimomura 27
#14 Takashi Yamanaka 27
#15 Hachiro Sugimoto 26
#16 Hironori Ikuta 26
#17 Koukichi Harada 26
#18 Mitsuaki Miyamoto 26
#19 Seiichi Kobayashi 26
#20 Kyosuke Kitoh 25
#21 Motosuke Yamanaka 25
#22 Fumihiro Ozaki 24
#23 Isao Saito 24
#24 Isao Sugiyama 24
#25 Kazutoshi Miyake 24
#26 Kazuo Okano 24
#27 Norihiro Ueda 23
#28 Makoto Okita 22
#29 Osamu Asano 22
#30 Hitoshi Oinuma 21
#31 Kouichi Katayama 21
#32 Kouichi Kikuchi 21
#33 Mitsuo Nagai 21
#34 Tetsuya Kawahara 21
#35 Yuichi Inai 21
#36 Akiharu Kajiwara 21
#37 Hisashi Shibata 20
#38 Kenji Hayashi 20
#39 Manabu Murakami 20
#40 Norio Karibe 20
#41 Kiyomi Yamatsu 19
#42 Kouji Nakamoto 19
#43 Takaharu Nakamura 19
#44 Yoshiharu Yamanishi 19
#45 Hideyuki Adachi 18
#46 Richard Clark 18
#47 Toshiaki Ogawa 18
#48 Hiroo Ogura 17
#49 Hiroshi Yamauchi 17
#50 Kouji Yamada 17
#51 Sumio Watanabe 17
#52 Takeshi Nagasu 17
#53 Atsuhiko Kubota 16
#54 Hiroshi Yoshino 16
#55 Ieharu Hishinuma 16
#56 Kenzo Muramoto 16
#57 Kentaro Yoshimatsu 16
#58 Nozomu Koyanagi 16
#59 Shizumasa Kijima 16
#60 Takayuki Hida 16
#61 Toshihiko Kaneko 16
#62 Yasuhiro Kabasawa 16
#63 Yorihisa Hoshino 16
#64 Yoshihiko Kotake 16
#65 Atsushi Sasaki 15
#66 Keiji Ishibashi 15
#67 Kozo Akasaka 15
#68 Nobuhisa Watanabe 15
#69 Tsutomu Kawata 15
#70 Yasuo Miyake 15
#71 Hiroyuki Sugumi 14
#72 Junichi Nagakawa 14
#73 Kazuo Hirota 14
#74 Kanemasa Katsu 14
#75 Kenichi Nomoto 14
#76 Seiichi Araki 14
#77 Yoshiharu Daiku 14
#78 Akihiko Tsuruoka 14
#79 Hiroki Ishihara 13
#80 Kohshi Ueno 13
#81 Makoto Asada 13
#82 Naoki Asakawa 13
#83 Naoki Yoneda 13
#84 Satoshi Nagato 13
#85 Takashi Kosasa 13
#86 Toshihiko Naito 13
#87 Tsuneo Wakabayashi 13
#88 Yasushi Okamoto 13
#89 Yuuki Komatu 13
#90 Yusuke Nakamura 13
#91 Daniel P. Rossignol 12
#92 Jun Niijima 12
#93 Keiko Takahashi 12
#94 Koki Kawano 12
#95 Takashi Inoue 12
#96 Takashi Kamiya 12
#97 Tohru Fujimori 12
#98 Tomio Tsurugi 12
#99 Yoshikazu Suzuki 12
#100 Yutaka Tsuchiya 12