- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 1/04 - Arrangements for preventing response to transient abnormal conditions, e.g. to lightning
Patent holdings for IPC class H02H 1/04
Total number of patents in this class: 415
10-year publication summary
|
25
|
22
|
24
|
24
|
28
|
35
|
17
|
17
|
17
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6113 |
19 |
| Siemens AG | 24990 |
14 |
| The Boeing Company | 19843 |
11 |
| Hubbell Incorporated | 3052 |
9 |
| Hitachi Energy Ltd. | 1921 |
8 |
| Semiconductor Components Industries, L.L.C. | 5345 |
7 |
| TDK Electronics AG | 863 |
7 |
| Texas Instruments Incorporated | 19376 |
6 |
| Hamilton Sundstrand Corporation | 4525 |
6 |
| ABB Schweiz AG | 6321 |
6 |
| Phoenix Contact GmbH & Co. KG | 2202 |
6 |
| Samsung Electronics Co., Ltd. | 131630 |
5 |
| Ellenberger & Poensgen GmbH | 229 |
5 |
| General Electric Company | 18133 |
4 |
| Illinois Tool Works Inc. | 11152 |
4 |
| Infineon Technologies AG | 8189 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
4 |
| TDK Corporation | 6306 |
4 |
| Raycap, S.A. | 32 |
4 |
| Apple Inc. | 50209 |
3 |
| Other owners | 279 |