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 (2003):
#687
of 18,594
Top 4%
147 inventors
28
Patents 2003
Top Inventors at Eisai
2003
Showing 51–100 of 147 inventors
Rank
Name
Patents
#25
Junsaku Nagaoka
1
#25
Kazunari Hirayasu
1
#25
Kazuki Miyazaki
1
#25
Katsuhiro Moriya
1
#25
Kaoru Murata
1
#25
Kaya Nagata
1
#25
Kazumasa Nara
1
#25
Kazuo Okano
1
#25
Kenzo Muramoto
1
#25
Kenichi Nomoto
1
#25
Ken-ichi Sakai
1
#25
Keizo Sato
1
#25
Keizo Takayanagi
1
#25
Keigo Tanaka
1
#25
Kimihiro Matsuo
1
#25
Koichi Ito
1
#25
Koichi Kikuchi
1
#25
Kota Okinaga
1
#25
Koji Ukai
1
#25
Koji Yamada
1
#25
Masashi Ito
1
#25
Makoto Komatsu
1
#25
Manabu Matsunaga
1
#25
Mamoru Miyazawa
1
#25
Manabu Murakami
1
#25
Masayoshi Ohkuro
1
#25
Manabu Sasho
1
#25
Manabu Sasyou
1
#25
Masako Tajima
1
#25
Masakatsu Takanashi
1
#25
Masahiko Tsujii
1
#25
Mamoru Yanagimachi
1
#25
Michael Lewis
1
#25
Mitsuaki Miyamoto
1
#25
Motohiro Soejima
1
#25
Murray J. Towle
1
#25
Naoki Asakawa
1
#25
Naoko Hata
1
#25
Nariyasu Mano
1
#25
Naokazu Murahashi
1
#25
Noritaka Kitazawa
1
#25
Nobuyuki Kurusu
1
#25
Nobuo Niikawa
1
#25
Norihito Ohi
1
#25
Nobuaki Sato
1
#25
Noako Tsukahara
1
#25
Norihiro Ueda
1
#25
Noboru Yamamoto
1
#25
Nobuyuki Yasuda
1
#25
Osamu Asano
1
« Prev
1
2
3
Next »