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
›
Tdk
Tdk
Rank
(2021):
#113
of
31,507
Top 1%
488
inventors
310
Patents 2021
Top Inventors at Tdk
2021
Showing
151–200
of
488
inventors
Rank
Name
Patents
#101
Mariko Fujiwara
2
#101
Masahiro Hiraoka
2
#101
Masakazu Hirose
2
#101
Makoto Ishizaki
2
#101
Makoto Iwasaki
2
#101
Masafumi KAMI
2
#101
Mamoru Kawauchi
2
#101
Masashi Kitazaki
2
#101
Makoto Takahashi
2
#101
Masaki Takahashi
2
#101
Manabu Yamatani
2
#101
Masatoshi Yasuda
2
#101
Masanori Yoshida
2
#101
Makoto Yoshino
2
#101
Miyuki Asai
2
#101
Michihiro Kumagae
2
#101
Miki Kusakabe
2
#101
Momoyo Sasaki
2
#101
Mutsuo Sasaki
2
#101
Naomichi Degawa
2
#101
Naoki Mori
2
#101
Osamu Shindo
2
#101
Pirmin Hermann Otto Rombach
2
#101
Raitarou Masaoka
2
#101
Ryoma NAKAZAWA
2
#101
Satoko MORI
2
#101
Seijiro SUNAGA
2
#101
Shoma Asai
2
#101
Shohei Fujii
2
#101
Shin Fujita
2
#101
Shinji Hara
2
#101
Shinichirou Mochizuki
2
#101
Shuichi Okawa
2
#101
Shinichi Sato
2
#101
Shigeki Sato
2
#101
Susumu Taniguchi
2
#101
Takuma Ariizumi
2
#101
Takashi Endo
2
#101
Tatsuya Fukunaga
2
#101
Tadamasa Iwamoto
2
#101
Takurou Iwasa
2
#101
Takahiro Kawahara
2
#101
Tatsuhiro KOTSUGAI
2
#101
Takuya Murashige
2
#101
Takuma NAKANO
2
#101
Takehito Tanaka
2
#101
Teiichiro Oka
2
#101
Tetsuyuki Taniguchi
2
#101
Toshinobu Miyagoshi
2
#101
Tomohiro MORIKI
2
« Prev
2
3
4
5
6
Next »
Related Companies
PayPal
328
Yazaki
325
Corning Incorporated
323
Siemens Healthcare Limited
322
Mastercard
314
T-Mobile Usa
310
Visa
309
Toshiba Tec Kabushiki Kaisha
307
Cilag Gmbh International
307