- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/0221 - Organic resinsOrganic polymers
Patent holdings for IPC class H01M 8/0221
Total number of patents in this class: 282
10-year publication summary
|
10
|
13
|
23
|
39
|
30
|
30
|
28
|
22
|
33
|
30
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nisshinbo Chemical Inc. | 139 |
14 |
| Robert Bosch GmbH | 43063 |
13 |
| Toyota Motor Corporation | 33440 |
12 |
| Shin-Etsu Polymer Co., Ltd. | 460 |
10 |
| cellcentric GmbH & Co. KG | 186 |
10 |
| Nisshinbo Holdings Inc. | 373 |
8 |
| Blue World Technologies Holding ApS | 44 |
8 |
| Honda Motor Co., Ltd. | 25780 |
6 |
| Arkema France | 4173 |
6 |
| Toyota Shatai Kabushiki Kaisha | 432 |
6 |
| Massachusetts Institute of Technology | 10143 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10954 |
4 |
| Arisawa Mfg. Co., Ltd. | 130 |
4 |
| ESS Tech, Inc. | 200 |
4 |
| Mitsubishi Pencil Company, Limited | 768 |
4 |
| EKPO Fuel Cell Technologies GmbH | 92 |
4 |
| Samsung Electronics Co., Ltd. | 149087 |
3 |
| Sumitomo Electric Industries, Ltd. | 15780 |
3 |
| Hyundai Motor Company | 22813 |
3 |
| Daimler AG | 2959 |
3 |
| Other owners | 153 |