- All sections
- H - Electricity
- H01G - Capacitorscapacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices of the electrolytic type
- H01G 4/224 - HousingEncapsulation
Patent holdings for IPC class H01G 4/224
Total number of patents in this class: 983
10-year publication summary
|
56
|
71
|
82
|
98
|
91
|
76
|
81
|
115
|
107
|
95
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electro-mechanics Co., Ltd. | 5664 |
198 |
| Murata Manufacturing Co., Ltd. | 24813 |
170 |
| Taiyo Yuden Co., Ltd. | 1977 |
63 |
| Panasonic Intellectual Property Management Co., Ltd. | 32052 |
62 |
| TDK Corporation | 6874 |
54 |
| HVAC South, LLC | 87 |
28 |
| Kyocera Corporation | 13962 |
16 |
| Shizuki Electric Co., Inc. | 64 |
16 |
| Denso Corporation | 24541 |
13 |
| Nichicon Corporation | 72 |
13 |
| TDK Electronics AG | 953 |
13 |
| KYOCERA AVX Components Corporation | 628 |
10 |
| Intel Corporation | 47221 |
9 |
| KEMET Electronics Corporation | 332 |
8 |
| Panasonic Corporation | 20036 |
7 |
| Apaq Technology Co., Ltd. | 59 |
7 |
| Nuintek Co., Ltd. | 7 |
7 |
| Hitachi Energy Ltd. | 2300 |
7 |
| AMRAD Manufacturing, LLC | 15 |
6 |
| Samsung Electronics Co., Ltd. | 147787 |
5 |
| Other owners | 271 |