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
DT
Director-General Of Agency Of Industrial Science And Technology
Rank (1997):
#713
of 13,859
Top 6%
48 inventors
18
Patents 1997
Top Inventors at Director-General Of Agency Of Industrial Science And Technology
1997
Showing 1–48 of 48 inventors
Rank
Name
Patents
1
Masato Tanaka
3
2
Ikuo Matsui
2
2
Kazuhiko Ishikawa
2
2
Koichi Honda
2
2
Sachio Miyairi
2
2
Seiichi Inoue
2
2
Shinya Yokoyama
2
2
Tomoaki Minowa
2
2
Tomoko Ogi
2
#10
Kunihiro Kitano
1
#10
Norio Tenma
1
#10
Fumikazu Ikazaki
1
#10
Fujio Mizukami
1
#10
Fumio Mizutani
1
#10
Hiroshi Hayakawa
1
#10
Hideo Hosoda
1
#10
Hidekazu Kaneko
1
#10
Hideo Kobayashi
1
#10
Hirobumi Ushijima
1
#10
Hiroshi Yamashita
1
#10
Kazuyuki Maeda
1
#10
Kazuhisa Murata
1
#10
Kazutoshi Noda
1
#10
Kazuo Torii
1
#10
Ken Fujita
1
#10
Keiichi Tanaka
1
#10
Kokoro Iio
1
#10
Kunio Uchida
1
#10
Li-Biao Han
1
#10
Masanori Ando
1
#10
Michio Kuriyagawa
1
#10
Motoo Yumura
1
#10
Satoshi Ohshima
1
#10
Shinya Suzuki
1
#10
Soichi Yabuki
1
#10
Takashi Iwasaki
1
#10
Tadaaki Shimizu
1
#10
Teruaki Hisanaga
1
#10
Tetsuhiko Kobayashi
1
#10
Tetsushi SUYAMA
1
#10
Toshimasa Hirama
1
#10
Toshi-aki Kobayashi
1
#10
Yasunori Kuriki
1
#10
Yin-Sheng Chen
1
#10
Yoshiki Hirata
1
#10
Yoshimichi Kiyozumi
1
#10
Yoshio Onodera
1
#10
Yutaka Tokiwa
1