Patent Leaderboard
All Time
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Search
Companies
Inventors
Cities
States
EI
Eisai
Rank (All Time):
#1325
of 106,127
Top 2%
998 inventors
660
Patents All Time
Top Inventors at Eisai
All Time
Showing 301–350 of 998 inventors
Rank
Name
Patents
#282
Masanori Fujita
4
#282
Masuhiro Ikeda
4
#282
Mamoru Saito
4
#282
Mark Vaal
4
#282
Megumi Ikemori
4
#282
Mitsuhiro Ino
4
#282
Mitsuhiro Yoshida
4
#282
Mutsuko Ono
4
#282
Mutsuko Tabata
4
#282
Murray J. Towle
4
#282
Nariyasu Mano
4
#282
Naokazu Murahashi
4
#282
Naoko Tsukahara
4
#282
Noritoshi Koyama
4
#282
Philip M. Sass
4
#282
Sally Ishizaka
4
#282
Sadakazu Miyashita
4
#282
Satoshi Yamamoto
4
#282
Sergei Belyakov
4
#282
Shinichi Hamaoka
4
#282
Shinji Hatakeyama
4
#282
Shunji Kasai
4
#282
Shinichi Kitamura
4
#282
Shizuo Kuriyama
4
#282
Shigeru Sakashita
4
#282
Takako Fujimoto
4
#282
Taro Semba
4
#282
Tadashi Ueki
4
#282
Tetsuya Hirakawa
4
#282
Tetsuya Tajima
4
#282
Toshiharu Ohgoh
4
#282
Tomohide Tanaka
4
#282
Wanjun Zheng
4
#282
Xiang Li
4
#282
Yimin Jiang
4
#282
Yoshinori Katoh
4
#282
Yoshiya Oda
4
#282
Yutaka Morita
4
#282
Yuzaburo Namba
4
#282
Yukio Ohya
4
#282
Yukiko Sugaya
4
#282
Yutaka Yoshida
4
#282
Akifumi Kimura
4
#344
Atsushi Koiwa
3
#344
Chiaki Seki
3
#344
Daisuke Shinmyo
3
#344
Hidenobu Andoh
3
#344
Hiroshi Inoue
3
#344
Hiroshi Kuroda
3
#344
Hiroe Minami
3
« Prev
5
6
7
8
9
Next »