- All sections
- H - Electricity
- H01G - Capacitorscapacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices of the electrolytic type
- H01G 11/68 - Current collectors characterised by their material
Patent holdings for IPC class H01G 11/68
Total number of patents in this class: 500
10-year publication summary
|
49
|
47
|
60
|
36
|
23
|
18
|
23
|
27
|
24
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 16305 |
17 |
| Semiconductor Energy Laboratory Co., Ltd. | 11797 |
17 |
| KYOCERA AVX Components Corporation | 652 |
14 |
| UACJ Corporation | 733 |
13 |
| The Regents of the University of California | 20720 |
12 |
| Graphenix Development, Inc. | 56 |
12 |
| GS Yuasa International Ltd. | 2246 |
11 |
| FUJIFILM Corporation | 30512 |
10 |
| UACJ Foil Corporation | 56 |
10 |
| Nissan Chemical Corporation | 2218 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
9 |
| TPR Co., Ltd. | 171 |
8 |
| Kabushiki Kaisha Toyota Jidoshokki | 1810 |
8 |
| Honeycomb Battery Company | 403 |
8 |
| Fastcap Ultracapacitors LLC | 72 |
8 |
| Sumitomo Electric Toyama Co., Ltd. | 113 |
7 |
| Toyo Aluminium Kabushiki Kaisha | 349 |
7 |
| Panasonic Corporation | 19060 |
6 |
| Yazaki Corporation | 7097 |
6 |
| Kyoritsu Chemical & Co., Ltd. | 66 |
6 |
| Other owners | 301 |