- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 50/477 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their shape
Patent holdings for IPC class H01M 50/477
Total number of patents in this class: 324
10-year publication summary
|
0
|
0
|
3
|
1
|
5
|
23
|
42
|
90
|
117
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Contemporary Amperex Technology (Hong Kong) Limited | 3889 |
29 |
| Panasonic Intellectual Property Management Co., Ltd. | 32983 |
28 |
| Samsung SDI Co., Ltd. | 9263 |
24 |
| Contemporary Amperex Technology Co., Limited | 8539 |
19 |
| LG Energy Solution, Ltd. | 16722 |
18 |
| Toyota Motor Corporation | 33951 |
15 |
| BYD Company Limited | 5903 |
9 |
| Northvolt AB | 239 |
9 |
| Toyota Industries Corporation | 1169 |
7 |
| SK on Co., Ltd. | 1935 |
7 |
| Murata Manufacturing Co., Ltd. | 25252 |
6 |
| The Furukawa Electric Co., Ltd. | 3710 |
5 |
| The Furukawa Battery Co., Ltd. | 177 |
5 |
| Ningde Amperex Technology Limited | 2409 |
5 |
| Panasonic Energy Co., Ltd. | 957 |
5 |
| AESC Japan Ltd. | 277 |
5 |
| Honda Motor Co., Ltd. | 25773 |
4 |
| Sanyo Electric Co., Ltd. | 3572 |
4 |
| Vehicle Energy Japan Inc. | 330 |
4 |
| Prime Planet Energy & Solutions, Inc. | 917 |
4 |
| Other owners | 112 |