Patent holdings for IPC class C01B 25/45

Total number of patents in this class: 1646

10-year publication summary

57
56
46
48
67
59
111
161
213
27
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Hunan Brunp Recycling Technology Co., Ltd.
1217
103
Guangdong Brunp Recycling Technology Co., Ltd
1248
102
Contemporary Amperex Technology (Hong Kong) Limited
3887
30
Nippon Chemical Industrial Co., Ltd.
293
29
Samsung SDI Co., Ltd.
9233
27
TDK Corporation
6775
27
Nippon Electric Glass Co., Ltd.
2497
25
Semiconductor Energy Laboratory Co., Ltd.
11602
24
Eve Power Co., Ltd.
677
24
LG Energy Solution, Ltd.
16647
23
BYD Company Limited
5881
20
Hunan Brunp EV Recycling Co., Ltd.
375
20
Centre National de La Recherche Scientifique
10802
19
Contemporary Amperex Technology Co., Limited
8462
19
LG Chem, Ltd.
17744
17
Tsinghua University
6065
17
Toyota Motor Corporation
33931
16
Advanced Lithium Electrochemistry Co., Ltd.
53
16
Sumitomo Metal Mining Co., Ltd.
1895
16
Murata Manufacturing Co., Ltd.
25241
15
Other owners 1057