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
RD
Roland Dg
Rank (All Time):
#3595
of 106,127
Top 4%
158 inventors
215
Patents All Time
Top Inventors at Roland Dg
All Time
Showing 1–50 of 158 inventors
Rank
Name
Patents
1
Kouichi Kobayashi
12
1
Naoki Ueda
12
3
Fumiyoshi Iwase
11
#4
Masanori ISHIHARA
9
#4
Makoto Yoshida
9
#6
Jun Ueda
8
#6
Takeshi Tozuka
8
#6
Yasutoshi Nakamura
8
#6
Yoshinari Ogura
8
#6
Yuichi Sugiyama
8
#6
Akihiro Suzuki
8
#12
Hironobu Suzuki
7
#12
Shinya Yamamoto
7
#12
Tetsuhiro Kunifuji
7
#12
Yuji Sakata
7
#16
Kazuya MORIZONO
6
#16
Keisuke Misawa
6
#16
Takayuki Sakurai
6
#16
Takeshi Yagi
6
#16
Teppei SAWADA
6
#16
Akihiro Suyama
6
#22
Fumiyoshi Yoshizawa
5
#22
Hideyuki Hasegawa
5
#22
Kazutoshi Funakoshi
5
#22
Katsuo Ikehata
5
#22
Ryosuke Nonaka
5
#22
Yoshitaka Hatano
5
#28
Bunji SHINOMIYA
4
#28
Fumihiro Takahashi
4
#28
Harumichi Doo
4
#28
Hisao Ohmori
4
#28
Koji Takahashi
4
#28
Masakazu Igarashi
4
#28
Ryo Sato
4
#28
Seishin Yoshida
4
#28
Takayoshi OGURI
4
#28
Tsutomu Kuno
4
#28
Youichirou Ogawa
4
#28
Yoshihiro Sakurai
4
#28
Yuta FUJISAWA
4
#28
Yuya Nishihara
4
#42
Chihiro Sakai
3
#42
Hidetoshi Atsumi
3
#42
Ippei TANAKA
3
#42
Kenji Kawagoe
3
#42
Kenji Seki
3
#42
Koji Owada
3
#42
Masaki HANAJIMA
3
#42
Naomi Ishino
3
#42
Sachie Muroga
3
1
2
3
Next »