Patent holdings for IPC class C01B 25/45

Total number of patents in this class: 1798

10-year publication summary

61
58
50
49
70
64
115
167
218
168
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Guangdong Brunp Recycling Technology Co., Ltd
1268
104
Hunan Brunp Recycling Technology Co., Ltd.
1226
103
Toyota Motor Corporation
35906
39
Samsung SDI Co., Ltd.
10710
30
Contemporary Amperex Technology (Hong Kong) Limited
4023
30
Nippon Chemical Industrial Co., Ltd.
295
29
TDK Corporation
6902
27
LG Energy Solution, Ltd.
19184
27
Eve Power Co., Ltd.
836
27
Semiconductor Energy Laboratory Co., Ltd.
11854
26
Nippon Electric Glass Co., Ltd.
2559
26
LG Chem, Ltd.
17937
24
Contemporary Amperex Technology Co., Limited
10157
24
Centre National de La Recherche Scientifique
11055
20
BYD Company Limited
6509
20
Hunan Brunp EV Recycling Co., Ltd.
378
20
Hubei Wanrun New Energy Technology Co.,Ltd.
88
19
Tsinghua University
6224
17
Advanced Lithium Electrochemistry Co., Ltd.
51
16
Sumitomo Metal Mining Co., Ltd.
1982
16
Other owners 1154