- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 19/04 - CasesCovers
Patent holdings for IPC class H01H 19/04
Total number of patents in this class: 139
10-year publication summary
|
19
|
14
|
8
|
6
|
15
|
9
|
8
|
8
|
9
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6308 |
8 |
| Siemens AG | 24568 |
7 |
| Hubbell Incorporated | 3167 |
6 |
| ABB Schweiz AG | 6635 |
5 |
| Nidec Copal Electronics Corporation | 153 |
5 |
| EWAC Holding B.V. | 14 |
4 |
| Schneider Electric USA, Inc. | 1269 |
4 |
| Alps Alpine Co., Ltd. | 1995 |
4 |
| Apple Inc. | 52845 |
3 |
| Denso Corporation | 23803 |
3 |
| ABB S.p.A. | 450 |
3 |
| Stryker Corporation | 4475 |
3 |
| Amzetta Technologies, LLC | 208 |
3 |
| LG Electronics Inc. | 71074 |
2 |
| Sumitomo Wiring Systems, Ltd. | 10025 |
2 |
| Arlington Industries, Inc. | 227 |
2 |
| Kabushiki Kaisha Tokai Rika Denki Seisakusho | 1756 |
2 |
| Multinational Resources, Inc. | 4 |
2 |
| Switchlab Inc. | 81 |
2 |
| Switchlab (Shanghai) Co., Ltd. | 68 |
2 |
| Other owners | 67 |