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
DC
Dipsol Chemicals Co.
Rank (All Time):
#13818
of 106,127
Top 15%
59 inventors
47
Patents All Time
Top Inventors at Dipsol Chemicals Co.
All Time
Showing 1–50 of 59 inventors
Rank
Name
Patents
1
Manabu Inoue
24
2
Tomitaka Yamamoto
11
3
Katsuhide Oshima
10
#4
Hitoshi Sakurai
8
#4
Shigemi Tanaka
8
#6
Satoshi Yuasa
7
#6
Tadahiro Ohnuma
7
#6
Akira Hashimoto
7
#9
Toshiki Inomata
6
#10
Go Sato
3
#10
Haruo Hanagata
3
#10
Hidesato Igarashi
3
#10
Toshihiro Niikura
3
#10
Tsutomu Miyadera
3
#15
Ayumi SAITO
2
#15
Junko Ozawa
2
#15
Kazunori Ono
2
#15
Keisuke Nonomura
2
#15
Kimitaka Watanabe
2
#15
Masaru Kawai
2
#15
Naruaki Konno
2
#15
Ryuta Kashio
2
#15
Seiji Kishikawa
2
#15
Shuji Igarashi
2
#15
Takashi Koike
2
#15
Tadahiro Onuma
2
#15
Yasuhiro Kato
2
#28
Go Nagata
1
#28
Hiroshi Hirayama
1
#28
Hirofumi Shiga
1
#28
Hiroyuki Yoshida
1
#28
Kathuhide Oshima
1
#28
Kazuhiro Watanabe
1
#28
Kazuo Yanagida
1
#28
Keita Ishizu
1
#28
Mayumi Date
1
#28
Masatoshi Ishikawa
1
#28
Mitsutada Kaneta
1
#28
Motoi Nakatani
1
#28
Naoki Okabe
1
#28
Noboru Morita
1
#28
Osamu Mita
1
#28
Ryouji IWANAGA
1
#28
Ryo Nakajima
1
#28
Shinsuke Mochizuki
1
#28
Shuntaro Tsukiyama
1
#28
Shinji Yamaguchi
1
#28
Takahiro Fujimori
1
#28
Takahiro Fujino
1
#28
Tadahiro Itoh
1
1
2
Next »