Patent Leaderboard
USPTO Patent Rankings
Data through Sept 30, 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
›
Epistar
EP
Epistar
Rank
(All Time):
#705
of
106,127
Top 1%
732
inventors
1,218
Patents All Time
Top Inventors at Epistar
All Time
Showing
301–350
of
732
inventors
Rank
Name
Patents
#251
Ashok Deepak Shah
4
#302
Bor-Cherng Chen
3
#302
Chao-Kai Chang
3
#302
Chuan-Cheng Chang
3
#302
Ching-Yi Chen
3
#302
Chih-Li Chiang
3
#302
Chang-Han Chiang
3
#302
Ching-Yi Chiu
3
#302
Chang-Hsing Chu
3
#302
Chung-Jen Chung
3
#302
Chih-Hung Hsiao
3
#302
Cheng LI
3
#302
Chi-Wei Lu
3
#302
Chu-Jih Su
3
#302
Ching-Fu Tsai
3
#302
Chun-Fu Tsai
3
#302
Chi-Xiang Tseng
3
#302
Chun-Ju Tun
3
#302
Chung-Hao WANG
3
#302
Christopher Lee Whitworth
3
#302
Chiao-Wen Yeh
3
#302
Chen-Hua Yu
3
#302
Chia-Lin Yu
3
#302
Cheng-Feng Yu
3
#302
Ding-Yuan Chen
3
#302
Guan-Wu Chen
3
#302
Guang-Li Luo
3
#302
Hao-Chung Kuo
3
#302
Hao-Chun Liang
3
#302
Hao-Yu Yang
3
#302
Hsiang-Ling Chang
3
#302
Hsuan-Wei Chen
3
#302
Hsiao Yu Lin
3
#302
Hsu-Hsuan Teng
3
#302
Hsin-Mei Tsai
3
#302
Hung-Yi Kuo
3
#302
Jan-Way CHIEN
3
#302
Jenn-Hwa Fu
3
#302
Jing Dai
3
#302
Jiun-Ru Huang
3
#302
Jia-Tay Kuo
3
#302
Jian Li
3
#302
Jih-Ming Tu
3
#302
Jou Ming-Jiunn
3
#302
Jui-Yi Chu
3
#302
Ju-Lien Kuo
3
#302
Kuen-Ru Chuang
3
#302
Kuan-Chih Kuo
3
#302
Kuang-Neng Yang
3
#302
Lee Biing-Jye
3
« Prev
5
6
7
8
9
Next »
Related Companies
International Rectifier
1,224
Saint-Gobain Glass France
1,221
Wacom Co.
1,219
Hitachi Maxell
1,218
Kt
1,218
The Lubrizol
1,217
Beijing Baidu Netcom Science Technology Co.
1,217
Isuzu Motors Limited
1,216