- 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 resins; Organic polymers
Patent holdings for IPC class H01M 8/0221
Total number of patents in this class: 224
10-year publication summary
|
5
|
10
|
13
|
24
|
40
|
32
|
31
|
29
|
23
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 28582 |
12 |
| Robert Bosch GmbH | 40953 |
11 |
| Nisshinbo Chemical Inc. | 129 |
9 |
| cellcentric GmbH & Co. KG | 160 |
9 |
| Nisshinbo Holdings Inc. | 333 |
8 |
| Honda Motor Co., Ltd. | 24537 |
6 |
| Arkema France | 3790 |
6 |
| Shin-Etsu Polymer Co., Ltd. | 446 |
6 |
| Toyota Shatai Kabushiki Kaisha | 442 |
6 |
| Blue World Technologies Holding ApS | 36 |
6 |
| Massachusetts Institute of Technology | 9795 |
4 |
| Arisawa Mfg. Co., Ltd. | 120 |
4 |
| Eisenhuth GmbH & Co. KG | 8 |
4 |
| EKPO Fuel Cell Technologies GmbH | 62 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| Sumitomo Electric Industries, Ltd. | 14131 |
3 |
| Daimler AG | 3462 |
3 |
| Audi AG | 7153 |
3 |
| ESS Tech, Inc. | 158 |
3 |
| Futamura Kagaku Kabushiki Kaisha | 71 |
3 |
| Other owners | 111 |