- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/137 - Electrodes based on electro-active polymers
Patent holdings for IPC class H01M 4/137
Total number of patents in this class: 473
10-year publication summary
|
23
|
39
|
58
|
45
|
32
|
32
|
22
|
37
|
24
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 34568 |
23 |
| Nitto Denko Corporation | 8632 |
22 |
| Adeka Corporation | 1389 |
16 |
| LG Energy Solution, Ltd. | 19637 |
15 |
| Murata Manufacturing Co., Ltd. | 25981 |
13 |
| Robert Bosch GmbH | 44363 |
12 |
| Honeycomb Battery Company | 407 |
12 |
| Hydro-Quebec | 639 |
9 |
| Sila Nanotechnologies Inc. | 188 |
9 |
| NEC Corporation | 37491 |
8 |
| Samsung SDI Co., Ltd. | 10924 |
8 |
| Georgia Tech Research Corporation | 2988 |
8 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11136 |
7 |
| Panasonic Corporation | 18658 |
6 |
| The Regents of the University of California | 20924 |
5 |
| GM Global Technology Operations LLC | 16237 |
5 |
| National Institute of Advanced Industrial Science and Technology | 3793 |
5 |
| Contemporary Amperex Technology Co., Limited | 10558 |
5 |
| Blue Solutions Canada Inc. | 54 |
5 |
| Evonik Operations GmbH | 4430 |
5 |
| Other owners | 275 |