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
101–150
of
488
inventors
Rank
Name
Patents
#101
Akimasa Kaizu
2
#101
Akifumi Kamijima
2
#101
Akihiro Masuda
2
#101
Akihiro Takeda
2
#101
Akihiro Unno
2
#101
Aoi Tokiwa
2
#101
Atsushi Iijima
2
#101
Atsushi Takeda
2
#101
Daiki Ishii
2
#101
Hajime AZUMA
2
#101
Hajime Kato
2
#101
Hisayuki Abe
2
#101
Hideaki Harata
2
#101
Hiroaki Hasegawa
2
#101
Hiroyuki Hirano
2
#101
Hiroshi Igarashi
2
#101
Hidetake Itoh
2
#101
Hiroki Katoh
2
#101
Hisashi Nakata
2
#101
Hidenori Ohata
2
#101
Hiroyuki Ono
2
#101
Hideya Sakamoto
2
#101
Hirokazu Takahashi
2
#101
Hiroshi Takasaki
2
#101
Hirobumi Tanaka
2
#101
Isao Nakahata
2
#101
Junki Nakamoto
2
#101
Junichi Otsuka
2
#101
Jun Sato
2
#101
Kazuhiro EBINA
2
#101
Kazuyoshi Hanabusa
2
#101
Kazuo Iwai
2
#101
Kaoru Kijima
2
#101
Kazushi Tachimoto
2
#101
Kazutoshi TSUYUTANI
2
#101
Katsushi Yasuhara
2
#101
Kazunori Yoshikawa
2
#101
Kensuke Ara
2
#101
Kenji Endou
2
#101
Kenichi Inoue
2
#101
Kenzo Makino
2
#101
Keisuke Okai
2
#101
Kenji Sasaki
2
#101
Keisuke Teranishi
2
#101
Kouichi Kakuda
2
#101
Kosuke Takano
2
#101
Koichi Tsunoda
2
#101
Kunihiko KAWASAKI
2
#101
Kyohei Tonoyama
2
#101
Makoto Endo
2
« Prev
1
2
3
4
5
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