Patent holdings for IPC class C01G 45/00

Total number of patents in this class: 525

10-year publication summary

28
48
24
24
23
24
22
29
27
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Panasonic Intellectual Property Management Co., Ltd.
33120
51
Sumitomo Chemical Company, Limited
9058
15
Mitsui Mining & Smelting Co., Ltd.
1397
14
LG Chem, Ltd.
17759
13
Tosoh Corporation
1356
10
Semiconductor Energy Laboratory Co., Ltd.
11617
8
NGK Insulators, Ltd.
5211
8
Sumitomo Metal Mining Co., Ltd.
1904
8
LG Energy Solution, Ltd.
16862
8
Fuji Electric Co., Ltd.
5339
7
Kabushiki Kaisha Toyota Jidoshokki
1793
7
Umicore
710
6
Apple Inc.
57314
5
The Regents of the University of California
20427
5
National Institute of Advanced Industrial Science and Technology
3794
5
Faradion Limited
67
5
Gem Co., Ltd.
243
5
Kyoto University
2882
5
Centre National de La Recherche Scientifique
10820
4
Panasonic Corporation
19859
4
Other owners 332