- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
Patent holdings for IPC class C01B 25/45
Total number of patents in this class: 1612
10-year publication summary
|
88
|
57
|
56
|
46
|
48
|
67
|
59
|
111
|
161
|
207
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hunan Brunp Recycling Technology Co., Ltd. | 1215 |
103 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1246 |
102 |
| Nippon Chemical Industrial Co., Ltd. | 292 |
29 |
| Contemporary Amperex Technology (Hong Kong) Limited | 3849 |
28 |
| Samsung SDI Co., Ltd. | 8922 |
27 |
| TDK Corporation | 6750 |
27 |
| Nippon Electric Glass Co., Ltd. | 2483 |
25 |
| Semiconductor Energy Laboratory Co., Ltd. | 11544 |
24 |
| LG Energy Solution, Ltd. | 16089 |
23 |
| Eve Power Co., Ltd. | 638 |
22 |
| Hunan Brunp EV Recycling Co., Ltd. | 375 |
20 |
| Centre National de La Recherche Scientifique | 10716 |
19 |
| BYD Company Limited | 5525 |
19 |
| LG Chem, Ltd. | 17704 |
17 |
| Tsinghua University | 6026 |
17 |
| Contemporary Amperex Technology Co., Limited | 7854 |
17 |
| Advanced Lithium Electrochemistry Co., Ltd. | 53 |
16 |
| Sumitomo Metal Mining Co., Ltd. | 1795 |
16 |
| Toyota Motor Corporation | 33572 |
15 |
| Murata Manufacturing Co., Ltd. | 25037 |
15 |
| Other owners | 1031 |