- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/1213 - Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the electrode/electrolyte combination or the supporting material
Patent holdings for IPC class H01M 8/1213
Total number of patents in this class: 447
10-year publication summary
|
32
|
26
|
43
|
56
|
49
|
51
|
41
|
50
|
53
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 13630 |
42 |
| NGK Insulators, Ltd. | 4900 |
34 |
| Sumitomo Electric Industries, Ltd. | 15292 |
18 |
| Osaka Gas Co., Ltd. | 313 |
17 |
| Samsung Electro-mechanics Co., Ltd. | 5485 |
16 |
| Panasonic Intellectual Property Management Co., Ltd. | 30822 |
16 |
| Nissan Motor Co., Ltd. | 12367 |
14 |
| Ceres Intellectual Property Company Limited | 260 |
13 |
| Taiyo Yuden Co., Ltd. | 1913 |
12 |
| Phillips 66 Company | 1058 |
11 |
| University of Maryland, College Park | 999 |
11 |
| Morimura Sofc Technology Co.,Ltd | 89 |
10 |
| Mitsui Mining & Smelting Co., Ltd. | 1448 |
9 |
| Hitachi High-Tech Corporation | 5227 |
8 |
| Korea Institute of Science and Technology | 2110 |
7 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10810 |
6 |
| Korea Advanced Institute of Science and Technology | 4311 |
6 |
| LG Chem, Ltd. | 17538 |
5 |
| Murata Manufacturing Co., Ltd. | 24260 |
5 |
| Nissan North America, Inc. | 410 |
5 |
| Other owners | 182 |