Patent Leaderboard
USPTO Patent Rankings
Data through Dec 31, 2025
Search
Companies
Inventors
Cities
States
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
Home
›
Companies
›
Kyorin Pharmaceutical Co.
KC
Kyorin Pharmaceutical Co.
— 184 Patents
Rank
(All Time):
#4,120
of
106,120
Top 4%
270
inventors
184
Patents All Time
Top Inventors at Kyorin Pharmaceutical Co.
All Time
Showing
1–50
of
270
inventors
Rank
Name
Patents
1
Yasumichi Fukuda
21
1
Yasushi Kohno
21
3
Koji Murakami
20
#4
Katsuya Awano
14
#4
Seigo Suzue
14
#4
Yoshikazu Asahina
14
#7
Masahiro Nomura
13
#7
Tsutomu Irikura
13
#9
Kohei Ohata
11
#10
Shigeki Seto
10
#11
Hiroyuki Miyachi
9
#11
Kazuhiko Kuriyama
9
#11
Keiji Hirai
9
#11
Kuniyoshi Masuzawa
9
#11
Kyuya Okamura
9
#11
Masaki Tsunoda
9
#11
Takayoshi Ishizaki
9
#18
Eisuke Kojima
8
#18
Hiroyasu Takahashi
8
#18
Masanori Takadoi
8
#18
Mitsuhito Shibasaki
8
#18
Shizuyoshi Fujimori
8
#18
Susumu Kinoshita
8
#18
Yasuo Takano
8
#25
Hiroya Satoh
7
#25
Mitsuo Ohashi
7
#25
Tomohiro Ide
7
#28
Kiyoshi Fujii
6
#28
Kosuke Tsuda
6
#28
Tokutarou Yasue
6
#28
Yoshifumi Saito
6
#32
Hiroshi Matsukubo
5
#32
Koji Saito
5
#32
Mitsutomo Miyashita
5
#32
Michiro Ohnota
5
#32
Muneki Nagao
5
#32
Naoki Ando
5
#32
Satoshi Murayama
5
#32
Shiro Terashima
5
#32
Takahiro Tanase
5
#32
Toshio Maeda
5
#32
Tsuyoshi Anraku
5
#32
Wataru Minagawa
5
#44
Akinori Goto
4
#44
Anna Katrin Szardenings
4
#44
Asao Tanioka
4
#44
Ayako Nakamura
4
#44
Bei Li
4
#44
Futoshi Shiga
4
#44
Hidenori Nagai
4
1
2
3
Next »
Related Companies
Fujitsu Media Devices Limited
184
Balzers Aktiengesellschaft
184
Sierra Wireless
184
Elo Touch Solutions
184
Zhejiang Geely Holding Group Co.
184
Csmc Technologies Fab2 Co.
184
Vrije Universiteit Brussel
184
Mitsui Kinzoku Act
184
Metaswitch Networks
184