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
JT
Japan Tobacco
Rank (2021):
#729
of 31,507
Top 3%
74 inventors
56
Patents 2021
Top Inventors at Japan Tobacco
2021
Showing 1–50 of 74 inventors
Rank
Name
Patents
1
Manabu Yamada
22
2
Takuma NAKANO
18
3
Hajime Fujita
15
#4
Takeshi Akao
13
#5
Manabu Takeuchi
10
#6
Akihiko Suzuki
7
#7
Kazuma MIZUGUCHI
5
#7
Keiji MARUBASHI
5
#9
Hirofumi Matsumoto
2
#9
Hidenori Muramoto
2
#9
Nobuhiro Tatsuta
2
#9
Ryoji FUJITA
2
#9
Takeshi Akiyama
2
#9
Takaya Takahashi
2
#9
Toshiki KUDO
2
#9
Tomoya MIURA
2
#9
Tomoichi Watanabe
2
#9
Yasuhiro Shinozaki
2
#9
Yoshinori Fujisawa
2
#20
Akihiro Sugiyama
1
#20
Hirotsugu Ito
1
#20
Hiromichi MUTO
1
#20
Hisanori Nagata
1
#20
Hirokazu Watanabe
1
#20
Hiroshi Yamamoto
1
#20
Kazuya Ishibashi
1
#20
Kazuhiko Katayama
1
#20
Keisuke Haruki
1
#20
Kenta MITSUCHI
1
#20
Keisuke Morita
1
#20
Kei OISHI
1
#20
Kentaro SAKURAI
1
#20
Koji MATSUMURA
1
#20
Koichi Suzawa
1
#20
Masafumi Inoue
1
#20
Masayuki Kimura
1
#20
Masayoshi Saito
1
#20
Masafumi Tarora
1
#20
Masayuki Tsuji
1
#20
Michihiro Inagaki
1
#20
Motoo Nakano
1
#20
Naoto Yamashita
1
#20
Noritoshi Fujita
1
#20
Ryo Hasegawa
1
#20
Ryuji Saito
1
#20
Seiki Ishii
1
#20
Shintaro Hirashima
1
#20
Shinichi KIKUCHI
1
#20
Shinya Osuga
1
#20
Takayuki Aoyama
1
1
2
Next »