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 (2005):
#253
of 17,328
Top 2%
198 inventors
61
Patents 2005
Top Inventors at NTT
2005
Showing 1–50 of 198 inventors
Rank
Name
Patents
1
Katsuyuki Machida
3
2
Atsushi Fujioka
2
2
Hakaru Kyuragi
2
2
Hiromu Ishii
2
2
Hirohito Suda
2
2
Hideaki Takada
2
2
Hiroki Ueda
2
2
Kazumaro Aoki
2
2
Kazutake Uehira
2
2
Kazuhiro Yaegawa
2
2
Kazushige Yonenaga
2
2
Koichi Takiguchi
2
2
Kunihiko Mori
2
2
Masayuki Abe
2
2
Masamichi Fujiwara
2
2
Mamoru Hirayama
2
2
Masayuki Kanda
2
2
Masaaki Tanno
2
2
Mitsuhiro Teshima
2
2
Naoki Kobayashi
2
2
Ritsu Kawase
2
2
Shinsuke Matsui
2
2
Shiro Suyama
2
2
Tatsushi Kobayashi
2
2
Takashi Kurihara
2
2
Tadao Takeda
2
2
Tetsuro Inui
2
2
Wataru Imajuku
2
2
Yasuhiro Hida
2
2
Yasuyuki Inoue
2
2
Yoshihisa Sakai
2
2
Yutaka Miyamoto
2
2
Yuji Uenishi
2
#34
Kumi Jinzenji
1
#34
Ingrid Biehl
1
#34
Akira Hirano
1
#34
Akimasa Kaneko
1
#34
Akihiko Matsuura
1
#34
Akira Nakayama
1
#34
Akira Okada
1
#34
Akinori Shibuya
1
#34
Akihiro Takagi
1
#34
Akira Takura
1
#34
Akinobu Tanaka
1
#34
Atsushi Takada
1
#34
Atsushi Watanabe
1
#34
Chikara Amano
1
#34
Eisuke Kudoh
1
#34
Fumitaka Hoshino
1
#34
Fumihiko Kobayashi
1
1
2
3
Next »