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 (2005):
#951
of 17,328
Top 6%
111 inventors
17
Patents 2005
Top Inventors at Eisai
2005
Showing 51–100 of 111 inventors
Rank
Name
Patents
#21
Leanne Rivers
1
#21
Lily Lu
1
#21
Masaya Arikawa
1
#21
Masaki Goto
1
#21
Masahide Hara
1
#21
Manami Kimura
1
#21
Manabu Matsunaga
1
#21
Manabu Murakami
1
#21
Makoto Ogo
1
#21
Masahiro Sakurai
1
#21
Masanobu Shinoda
1
#21
Masataka Ueno
1
#21
Naoki Asakawa
1
#21
Naoki Ozeki
1
#21
Naoyuki Shimomura
1
#21
Naohiko Takahashi
1
#21
Noritaka Kitazawa
1
#21
Nobuyuki Kurusu
1
#21
Norihito Ohi
1
#21
Nobuyuki Yasuda
1
#21
Osamu Igarashi
1
#21
Richard Clark
1
#21
Sadakazu Miyashita
1
#21
Satoshi Nagato
1
#21
Seiichi Kobayashi
1
#21
Seiji Yoshikawa
1
#21
Shunji Kasai
1
#21
Shigeto Negi
1
#21
Shigehiro Yoshitake
1
#21
Takahisa Hanada
1
#21
Taro Hibara
1
#21
Tatsuo Horizoe
1
#21
Takashi Inoue
1
#21
Takashi Kosasa
1
#21
Tadashi Nagakura
1
#21
Tadashi Okabe
1
#21
Tatsuhiko Ooie
1
#21
Takao Saeki
1
#21
Takashi Satoh
1
#21
Takashi Seiki
1
#21
Tatsuo Shimada
1
#21
Tetsuhiro Niidome
1
#21
Tetsunori Saikawa
1
#21
Terence Smith
1
#21
Tetsuyuki Teramoto
1
#21
Tori Arens
1
#21
Toyokazu Haga
1
#21
Toshihiko Naito
1
#21
Tomoko Nawata
1
#21
Toshiie Sakata
1
« Prev
1
2
3
Next »