- 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: 456
10-year publication summary
|
24
|
23
|
38
|
58
|
45
|
32
|
32
|
22
|
37
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nitto Denko Corporation | 8219 |
22 |
| Panasonic Intellectual Property Management Co., Ltd. | 31201 |
22 |
| Adeka Corporation | 1363 |
16 |
| LG Energy Solution, Ltd. | 14756 |
15 |
| Murata Manufacturing Co., Ltd. | 24444 |
13 |
| Robert Bosch GmbH | 42614 |
12 |
| Honeycomb Battery Company | 388 |
12 |
| Hydro-Quebec | 649 |
10 |
| NEC Corporation | 35509 |
8 |
| Georgia Tech Research Corporation | 2722 |
8 |
| Sila Nanotechnologies Inc. | 167 |
8 |
| Panasonic Corporation | 20142 |
7 |
| Samsung SDI Co., Ltd. | 8140 |
7 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10922 |
7 |
| Evonik Operations GmbH | 4083 |
6 |
| GM Global Technology Operations LLC | 14937 |
5 |
| National Institute of Advanced Industrial Science and Technology | 3795 |
5 |
| Blue Solutions Canada Inc. | 58 |
5 |
| BASF SE | 20892 |
4 |
| The Regents of the University of California | 19857 |
4 |
| Other owners | 260 |