- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds 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: 1192
10-year publication summary
|
93
|
94
|
61
|
58
|
50
|
49
|
70
|
63
|
111
|
54
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Guangdong Brunp Recycling Technology Co., Ltd | 674 |
45 |
| Hunan Brunp Recycling Technology Co., Ltd. | 622 |
45 |
| Johnson Matthey Public Limited Company | 1852 |
29 |
| TDK Corporation | 6306 |
27 |
| Nippon Chemical Industrial Co., Ltd. | 267 |
24 |
| Nippon Electric Glass Co., Ltd. | 2299 |
23 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
22 |
| LG Energy Solution, Ltd. | 10813 |
19 |
| Tsinghua University | 5426 |
17 |
| Samsung SDI Co., Ltd. | 6671 |
16 |
| Sumitomo Metal Mining Co., Ltd. | 1670 |
16 |
| LG Chem, Ltd. | 17205 |
15 |
| Murata Manufacturing Co., Ltd. | 22355 |
15 |
| Hunan Brunp EV Recycling Co., Ltd. | 327 |
15 |
| Toyota Motor Corporation | 28582 |
14 |
| Centre National de La Recherche Scientifique | 9632 |
13 |
| A123 Systems LLC | 179 |
13 |
| Advanced Lithium Electrochemistry Co., Ltd. | 45 |
13 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
13 |
| Samsung Electronics Co., Ltd. | 131630 |
12 |
| Other owners | 786 |