- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 10/44 - Methods for charging or discharging
Patent holdings for IPC class H01M 10/44
Total number of patents in this class: 10571
10-year publication summary
|
560
|
688
|
842
|
842
|
844
|
854
|
888
|
941
|
867
|
376
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 14258 |
497 |
| Toyota Motor Corporation | 31311 |
298 |
| Panasonic Intellectual Property Management Co., Ltd. | 30822 |
245 |
| Robert Bosch GmbH | 42392 |
238 |
| Sanyo Electric Co., Ltd. | 3718 |
204 |
| Samsung SDI Co., Ltd. | 7960 |
183 |
| Murata Manufacturing Co., Ltd. | 24260 |
176 |
| Panasonic Corporation | 20188 |
171 |
| Samsung Electronics Co., Ltd. | 143555 |
170 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12890 |
151 |
| Honda Motor Co., Ltd. | 25116 |
140 |
| GS Yuasa International Ltd. | 1999 |
131 |
| LG Chem, Ltd. | 17538 |
126 |
| Denso Corporation | 24069 |
114 |
| Nissan Motor Co., Ltd. | 12367 |
110 |
| Contemporary Amperex Technology Co., Limited | 6160 |
108 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 20612 |
108 |
| NEC Corporation | 35259 |
100 |
| Semiconductor Energy Laboratory Co., Ltd. | 11350 |
89 |
| GM Global Technology Operations LLC | 14834 |
85 |
| Other owners | 7127 |