- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/10 - Fuel cells with solid electrolytes
Patent holdings for IPC class H01M 8/10
Total number of patents in this class: 7643
10-year publication summary
|
631
|
396
|
265
|
232
|
218
|
209
|
225
|
258
|
207
|
59
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
516 |
| Nissan Motor Co., Ltd. | 12249 |
382 |
| Panasonic Corporation | 20786 |
239 |
| Honda Motor Co., Ltd. | 24537 |
176 |
| Toray Industries, Inc. | 6652 |
156 |
| Toyota Motor Corporation | 28582 |
153 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
129 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
128 |
| GM Global Technology Operations LLC | 13620 |
108 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
93 |
| Hyundai Motor Company | 19021 |
89 |
| 3m Innovative Properties Company | 18406 |
78 |
| Showa Denko K.K. | 2539 |
78 |
| Audi AG | 7153 |
74 |
| Robert Bosch GmbH | 40953 |
70 |
| Sumitomo Chemical Company, Limited | 8808 |
70 |
| LG Chem, Ltd. | 17205 |
66 |
| Agc, Inc. | 4029 |
64 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
58 |
| Toppan Printing Co., Ltd. | 2212 |
56 |
| Other owners | 4860 |