- 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: 9668
10-year publication summary
545
|
560
|
688
|
842
|
841
|
843
|
845
|
865
|
909
|
277
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Energy Solution, Ltd. | 10813 |
375 |
Toyota Motor Corporation | 28582 |
280 |
Robert Bosch GmbH | 40953 |
235 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
233 |
Sanyo Electric Co., Ltd. | 3926 |
203 |
Panasonic Corporation | 20786 |
171 |
Murata Manufacturing Co., Ltd. | 22355 |
170 |
Samsung Electronics Co., Ltd. | 131630 |
152 |
Samsung SDI Co., Ltd. | 6671 |
152 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
152 |
Honda Motor Co., Ltd. | 24537 |
137 |
LG Chem, Ltd. | 17205 |
133 |
Contemporary Amperex Technology Co., Limited | 5805 |
132 |
GS Yuasa International Ltd. | 1834 |
118 |
Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
109 |
Denso Corporation | 23338 |
107 |
Nissan Motor Co., Ltd. | 12249 |
106 |
NEC Corporation | 32703 |
102 |
Sony Corporation | 32931 |
82 |
Sumitomo Electric Industries, Ltd. | 14131 |
80 |
Other owners | 6439 |