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
CC
Citizen Watch Co.
Rank (2003):
#311
of 18,594
Top 2%
93 inventors
60
Patents 2003
Top Inventors at Citizen Watch Co.
2003
Showing 1–50 of 93 inventors
Rank
Name
Patents
1
Kanetaka Sekiguchi
10
2
Takashi Akiyama
6
3
Koichi Hoshino
5
3
Koji Nakagawa
5
3
Masami Kikuchi
5
3
Yasushi Kaneko
5
#7
Takashi Toida
4
#7
Yuichi Akiba
4
#9
Masafumi Ide
3
#9
Tomomi Murakami
3
#9
Yoichi Nagata
3
#12
Katsutoshi Mukaijima
2
#12
Kazuo Suzuki
2
#12
Katsuyuki Yamaguchi
2
#12
Masao Mafune
2
#12
Masahiro Sase
2
#12
Satoshi Sugiura
2
#12
Shinya Kondoh
2
#12
Shigeru Morokawa
2
#12
Shigeyuki Takahashi
2
#12
Shigekazu Takahashi
2
#12
Takayasu Machida
2
#12
Takanori Nanya
2
#12
Takeaki Shimanouchi
2
#12
Takayuki Takahashi
2
#12
Takakazu Yano
2
#12
Yukio Miya
2
#28
Akiyoshi Murakami
1
#28
Akira Shiota
1
#28
Asao Saito
1
#28
Ayako Kazama
1
#28
Eiichi Tajima
1
#28
Haruhiko Higuchi
1
#28
Hiroshi Fujioka
1
#28
Hiroshi Ikebuchi
1
#28
Hidefumi Kasai
1
#28
Hiroyuki Kihara
1
#28
Hideo Nakamura
1
#28
Hiroshi Shinohara
1
#28
Isao Kitazawa
1
#28
Izumi Yamamoto
1
#28
Junsuke Kashikie
1
#28
Katsuhiko Sato
1
#28
Katsuaki Tamaru
1
#28
Kazuhiko Yoshikawa
1
#28
Kenji Fujita
1
#28
Kenji Matsumoto
1
#28
Kenji Mito
1
#28
Kenji Sugimoto
1
#28
Kouichi Nose
1
1
2
Next »