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 (1997):
#316
of 13,859
Top 3%
180 inventors
40
Patents 1997
Top Inventors at Eisai
1997
Showing 51–100 of 180 inventors
Rank
Name
Patents
#41
Kenichi Nomoto
2
#41
Kentaro Yoshimatsu
2
#41
Kiyomi Yamatsu
2
#41
Kouichi Kikuchi
2
#41
Kumi Uchikoshi
2
#41
Masatoshi Fujimoto
2
#41
Mamoru Suzuki
2
#41
Masahiro Yonaga
2
#41
Naoki Yoneda
2
#41
Nozomu Koyanagi
2
#41
Nobuyuki Mori
2
#41
Satoshi Nagato
2
#41
Seiichi Kobayashi
2
#41
Shinya Abe
2
#41
Shigeto Negi
2
#41
Takaaki Kameyama
2
#41
Takashi Kosasa
2
#41
Takashi Mori
2
#41
Takeshi Nagasu
2
#41
Tadanobu Takamura
2
#41
Tadashi Ueki
2
#41
Tatsuo Watanabe
2
#41
Teiji Kimura
2
#41
Toshihiko Naito
2
#41
Toshimi Okada
2
#41
Tsutomu Kawata
2
#41
William J. Christ
2
#41
Yoshiharu Daiku
2
#41
Youichi Iimura
2
#80
Aichi Ogasawara
1
#80
Akiharu Kajiwara
1
#80
Atsushi Kamata
1
#80
Atsuhiko Kubota
1
#80
Chiaki Seki
1
#80
Fusayo Yoshida
1
#80
Haruyoshi Arai
1
#80
Hidenobu Andoh
1
#80
Hiroshi Inoue
1
#80
Hiroki Ishihara
1
#80
Hiroshi Katoh
1
#80
Hisatoshi Mochida
1
#80
Hiroshi Nishimura
1
#80
Hiroaki Nomura
1
#80
Hirotoshi Numata
1
#80
Hideto Ohara
1
#80
Hirovuki Sugumi
1
#80
Hiroshi Tanaka
1
#80
Hisashi Yamamoto
1
#80
Hiroshi Yamamoto
1
#80
Ieharu Hishinuma
1
« Prev
1
2
3
4
Next »