- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/14 - Fuel cells with fused electrolytes
Patent holdings for IPC class H01M 8/14
Total number of patents in this class: 417
10-year publication summary
|
23
|
33
|
37
|
45
|
21
|
13
|
19
|
14
|
19
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FuelCell Energy, Inc. | 324 |
124 |
| ExxonMobil Research And Engineering Company | 2402 |
52 |
| ExxonMobil Technology and Engineering Company | 1375 |
25 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
12 |
| MTU Onsite Energy GmbH | 25 |
9 |
| Ekona Power Inc. | 55 |
8 |
| Korea Institute of Science and Technology | 2255 |
6 |
| Huaneng Clean Energy Research Institute | 509 |
5 |
| Saudi Arabian Oil Company | 14296 |
4 |
| Form Energy, Inc. | 240 |
4 |
| MICO Ltd. | 30 |
4 |
| Honda Motor Co., Ltd. | 26090 |
3 |
| Ansaldo Energia S.p.A. | 114 |
3 |
| Ansaldo Fuel Cells S.p.A. | 6 |
3 |
| Energyield LLC | 15 |
3 |
| John L. Rogitz | 5 |
3 |
| POSCO Energy Co., Ltd. | 19 |
3 |
| Watt Fuel Cell Corp. | 171 |
3 |
| Huaneng Power International, Inc. | 40 |
3 |
| General Electric Company | 13912 |
2 |
| Other owners | 138 |