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
NT
NTT
Rank (1994):
#150
of 12,641
Top 2%
258 inventors
78
Patents 1994
Top Inventors at NTT
1994
Showing 1–50 of 258 inventors
Rank
Name
Patents
1
Hiromi Ueda
3
1
Michiyuki Amano
3
1
Toshio Nojima
3
#4
Akinobu Tanaka
2
#4
Haruhiko Aikawa
2
#4
Hidetoshi Ishida
2
#4
Hiroshi Katsura
2
#4
Hironori Sakamoto
2
#4
Hiroshi Suzuki
2
#4
Ichiro Tamura
2
#4
Ichiro Yoshimura
2
#4
Kazuyoshi Asai
2
#4
Katsuyuki Machida
2
#4
Kazumichi Miyabe
2
#4
Katsuya Nagayama
2
#4
Kazutake Uehira
2
#4
Keiichi Egawa
2
#4
Ken-ichi Kubodera
2
#4
Koji Nakazato
2
#4
Makoto Honjo
2
#4
Masami Tokumitsu
2
#4
Minoru Watanabe
2
#4
Noboru Hagiwara
2
#4
Noboru Saegusa
2
#4
Nobuyuki Yoshizawa
2
#4
Satoru Tomaru
2
#4
Shuzo Kato
2
#4
Shuji Kubota
2
#4
Shinji Nagasawa
2
#4
Shigenobu Sakai
2
#4
Takao Kimura
2
#4
Tetsuya Gotoh
2
#4
Toshikuni Kaino
2
#4
Toshiaki Kakii
2
#4
Tosiyuki Kondoh
2
#4
Tomohiro Shinomiya
2
#4
Toru Yamanishi
2
#4
Tsutomu Ogata
2
#4
Yoshihiro Ashi
2
#4
Yoichi Ishiguro
2
#4
Yoshiaki Miyajima
2
#4
Yoshito Shuto
2
#4
Yutaka Katsuyama
2
#4
Yukio Nakano
2
#45
Jun Nishikido
1
#45
Toshikuni Kajno
1
#45
Akira Fukuda
1
#45
Akira Ito
1
#45
Akio Kuwahara
1
#45
Akira Takayama
1
1
2
3
Next »