- All sections
- H - Electricity
- H01G - Capacitorscapacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices of the electrolytic type
- H01G 9/04 - Electrodes
Patent holdings for IPC class H01G 9/04
Total number of patents in this class: 620
10-year publication summary
|
52
|
59
|
39
|
29
|
18
|
19
|
14
|
11
|
14
|
16
|
| 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. | 34080 |
65 |
| Murata Manufacturing Co., Ltd. | 25776 |
47 |
| KYOCERA AVX Components Corporation | 655 |
38 |
| KEMET Electronics Corporation | 320 |
35 |
| Sanyo Electric Co., Ltd. | 3404 |
23 |
| Showa Denko K.K. | 2067 |
23 |
| Panasonic Corporation | 18951 |
19 |
| Nippon Chemi-Con Corporation | 413 |
19 |
| Samsung Electro-mechanics Co., Ltd. | 6103 |
18 |
| Nippon Light Metal Company, Ltd. | 683 |
16 |
| Toyo Aluminium Kabushiki Kaisha | 349 |
10 |
| TOKIN Corporation | 216 |
9 |
| Saga Sanyo Industries Co., Ltd. | 32 |
8 |
| Industrial Technology Research Institute | 5205 |
7 |
| Japan Capacitor Industrial Co., Ltd. | 33 |
7 |
| EnPower, Inc. | 38 |
7 |
| The United States of America as represented by the Secretary of the Navy | 2859 |
6 |
| Pacesetter, Inc. | 1538 |
6 |
| The Regents of the University of California | 20790 |
5 |
| Medtronic, Inc. | 9798 |
5 |
| Other owners | 247 |