Patent holdings for IPC class C01G 35/00

Total number of patents in this class: 354

10-year publication summary

23
30
20
21
23
23
33
25
33
9
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
3786
19
Panasonic Intellectual Property Management Co., Ltd.
33726
15
Mitsui Mining & Smelting Co., Ltd.
1354
13
Samsung Electronics Co., Ltd.
156250
11
Toshiba Corporation
12532
10
TDK Corporation
6848
8
Sumitomo Chemical Company, Limited
9022
7
Denso Corporation
25416
6
Murata Manufacturing Co., Ltd.
25655
6
NGK Insulators, Ltd.
5225
6
DIC Corporation
3936
6
Skyworks Solutions, Inc.
3918
6
BASF SE
21244
5
Seiko Epson Corporation
20172
5
Robert Bosch GmbH
43998
5
Kyoto University
2896
5
Taiyo Yuden Co., Ltd.
2024
5
Shin-Etsu Chemical Co., Ltd.
6027
4
Ningxia Orient Tantalum Industry Co., Ltd.
58
4
Wildcat Discovery Technologies, Inc.
146
4
Other owners 204