- 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: 10223
10-year publication summary
|
560
|
688
|
842
|
841
|
844
|
853
|
881
|
923
|
856
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 12747 |
448 |
| Toyota Motor Corporation | 30292 |
298 |
| Panasonic Intellectual Property Management Co., Ltd. | 29567 |
239 |
| Robert Bosch GmbH | 41695 |
237 |
| Sanyo Electric Co., Ltd. | 3798 |
204 |
| Murata Manufacturing Co., Ltd. | 23609 |
174 |
| Panasonic Corporation | 20339 |
171 |
| Samsung SDI Co., Ltd. | 7283 |
168 |
| Samsung Electronics Co., Ltd. | 138320 |
165 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13117 |
152 |
| Honda Motor Co., Ltd. | 24855 |
137 |
| LG Chem, Ltd. | 17620 |
128 |
| GS Yuasa International Ltd. | 1953 |
128 |
| Denso Corporation | 23692 |
112 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 19880 |
108 |
| Nissan Motor Co., Ltd. | 12320 |
107 |
| NEC Corporation | 34296 |
102 |
| Contemporary Amperex Technology Co., Limited | 5307 |
102 |
| Semiconductor Energy Laboratory Co., Ltd. | 11042 |
85 |
| Sumitomo Electric Industries, Ltd. | 14914 |
82 |
| Other owners | 6876 |