Patent holdings for IPC class C01G 35/00

Total number of patents in this class: 347

10-year publication summary

22
29
19
21
23
23
31
25
31
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
National Institute of Advanced Industrial Science and Technology
3795
19
Panasonic Intellectual Property Management Co., Ltd.
32983
15
Mitsui Mining & Smelting Co., Ltd.
1398
13
Samsung Electronics Co., Ltd.
151485
11
Toshiba Corporation
12537
10
TDK Corporation
6779
8
Sumitomo Chemical Company, Limited
9053
7
Murata Manufacturing Co., Ltd.
25252
6
NGK Insulators, Ltd.
5205
6
DIC Corporation
3890
6
Skyworks Solutions, Inc.
3854
6
BASF SE
21134
5
Seiko Epson Corporation
19805
5
Robert Bosch GmbH
43294
5
Kyoto University
2877
5
Taiyo Yuden Co., Ltd.
2013
5
Denso Corporation
24983
4
Shin-Etsu Chemical Co., Ltd.
5861
4
Ningxia Orient Tantalum Industry Co., Ltd.
54
4
Wildcat Discovery Technologies, Inc.
144
4
Other owners 199