- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 2/16 - Separators; Membranes; Diaphragms; Spacing elements characterised by the material
Patent holdings for IPC class H01M 2/16
Total number of patents in this class: 5955
10-year publication summary
|
740
|
794
|
739
|
716
|
533
|
167
|
7
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Chemical Company, Limited | 9009 |
271 |
| LG Chem, Ltd. | 17561 |
268 |
| LG Energy Solution, Ltd. | 14424 |
258 |
| Samsung SDI Co., Ltd. | 8048 |
232 |
| Zeon Corporation | 4072 |
187 |
| Toray Industries, Inc. | 6891 |
167 |
| Murata Manufacturing Co., Ltd. | 24342 |
115 |
| Teijin Limited | 1235 |
99 |
| Toyota Motor Corporation | 31451 |
96 |
| Robert Bosch GmbH | 42450 |
91 |
| Celgard, LLC | 307 |
91 |
| NGK Insulators, Ltd. | 4920 |
90 |
| Daramic, LLC | 217 |
71 |
| Panasonic Corporation | 20173 |
65 |
| GS Yuasa International Ltd. | 2010 |
64 |
| Samsung Electronics Co., Ltd. | 144143 |
60 |
| Panasonic Intellectual Property Management Co., Ltd. | 30967 |
60 |
| Nissan Motor Co., Ltd. | 12381 |
58 |
| GM Global Technology Operations LLC | 14879 |
54 |
| Sanyo Electric Co., Ltd. | 3710 |
50 |
| Other owners | 3508 |