- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 50/325 - Re-sealable arrangements comprising deformable valve members, e.g. elastic or flexible valve members
Patent holdings for IPC class H01M 50/325
Total number of patents in this class: 388
10-year publication summary
|
0
|
0
|
4
|
10
|
22
|
36
|
79
|
74
|
90
|
62
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 19305 |
73 |
| Contemporary Amperex Technology (Hong Kong) Limited | 4028 |
25 |
| Samsung SDI Co., Ltd. | 10745 |
15 |
| Contemporary Amperex Technology Co., Limited | 10270 |
13 |
| NOK Corporation | 2316 |
13 |
| Toyota Motor Corporation | 35992 |
10 |
| Illinois Tool Works Inc. | 11863 |
9 |
| CPS Technology Holdings LLC | 760 |
8 |
| SK on Co., Ltd. | 2453 |
7 |
| Panasonic Energy Co., Ltd. | 1066 |
7 |
| Ford Global Technologies, LLC | 21582 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
6 |
| Toyota Industries Corporation | 1219 |
6 |
| Rivian IP Holdings, LLC | 1624 |
6 |
| Beta Air, LLC | 660 |
6 |
| TDK Corporation | 6927 |
5 |
| Eve Energy Co., Ltd. | 1010 |
5 |
| MANN+HUMMEL GmbH | 1812 |
5 |
| Newfrey LLC | 569 |
5 |
| Ningde Amperex Technology Limited | 2753 |
5 |
| Other owners | 153 |