- All sections
- H - Electricity
- H01H - Electric switches; relays; selectors; emergency protective devices
- H01H 3/04 - Levers
Patent holdings for IPC class H01H 3/04
Total number of patents in this class: 105
10-year publication summary
|
9
|
8
|
16
|
10
|
10
|
8
|
3
|
1
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6300 |
17 |
| ABB Schweiz AG | 6632 |
6 |
| Yazaki Corporation | 6466 |
4 |
| Omron Corporation | 7156 |
4 |
| Hubbell Incorporated | 3167 |
4 |
| Siemens Industry, Inc. | 1430 |
3 |
| Siemens AG | 24565 |
2 |
| General Equipment and Manufacturing Company, Inc., d/b/a TopWorx, Inc. | 74 |
2 |
| Kabushiki Kaisha Tokai Rika Denki Seisakusho | 1755 |
2 |
| Leviton Manufacturing Co., Inc. | 825 |
2 |
| Lsis Co., Ltd. | 817 |
2 |
| Schneider Electric Industries SAS | 1442 |
2 |
| Seari Electric Technology Co., Ltd. | 102 |
2 |
| Smart Power Partners LLC | 52 |
2 |
| Apple Inc. | 52750 |
1 |
| BlackBerry Limited | 5872 |
1 |
| Illinois Tool Works Inc. | 11399 |
1 |
| Sony Corporation | 31541 |
1 |
| Eaton Corporation | 1831 |
1 |
| Panasonic Corporation | 20315 |
1 |
| Other owners | 45 |