- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/06 - Combination of fuel cells with means for production of reactants or for treatment of residues
Patent holdings for IPC class H01M 8/06
Total number of patents in this class: 2699
10-year publication summary
|
315
|
150
|
93
|
58
|
36
|
34
|
25
|
27
|
26
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Corporation | 20786 |
152 |
| Honda Motor Co., Ltd. | 24537 |
114 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
80 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
78 |
| JX Nippon Oil & Energy Corporation | 1019 |
74 |
| Nissan Motor Co., Ltd. | 12249 |
55 |
| Bloom Energy Corporation | 590 |
50 |
| Toyota Motor Corporation | 28582 |
44 |
| ExxonMobil Research And Engineering Company | 2830 |
44 |
| FuelCell Energy, Inc. | 337 |
38 |
| Intelligent Energy Limited | 464 |
35 |
| GM Global Technology Operations LLC | 13620 |
33 |
| Kyocera Corporation | 12735 |
32 |
| Honeywell International Inc. | 13799 |
29 |
| Nippon Oil Corporation | 340 |
27 |
| Hyundai Motor Company | 19021 |
22 |
| Enerday GmbH | 94 |
21 |
| Watt Fuel Cell Corp. | 122 |
21 |
| Konica Minolta, Inc. | 8349 |
20 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
19 |
| Other owners | 1711 |