- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/0662 - Treatment of gaseous reactants or gaseous residues, e.g. cleaning
Patent holdings for IPC class H01M 8/0662
Total number of patents in this class: 903
10-year publication summary
|
66
|
90
|
72
|
75
|
106
|
69
|
58
|
84
|
97
|
91
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bloom Energy Corporation | 666 |
64 |
| Robert Bosch GmbH | 43034 |
38 |
| Panasonic Intellectual Property Management Co., Ltd. | 32352 |
38 |
| FuelCell Energy, Inc. | 325 |
27 |
| Hyundai Motor Company | 22753 |
26 |
| MANN+HUMMEL GmbH | 1775 |
21 |
| Saudi Arabian Oil Company | 13622 |
21 |
| Honda Motor Co., Ltd. | 25778 |
18 |
| AVL List GmbH | 1309 |
17 |
| Nissan Motor Co., Ltd. | 12638 |
13 |
| Samsung Electronics Co., Ltd. | 148924 |
12 |
| Kia Corporation | 10482 |
12 |
| Toyota Motor Corporation | 33378 |
11 |
| Panasonic Corporation | 19969 |
9 |
| Kyocera Corporation | 14071 |
9 |
| Honeywell International Inc. | 13554 |
8 |
| ExxonMobil Research And Engineering Company | 2539 |
8 |
| 1304338 Alberta Ltd. | 88 |
8 |
| Ceres Intellectual Property Company Limited | 264 |
8 |
| 1304342 Alberta Ltd. | 86 |
7 |
| Other owners | 528 |