- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 19/20 - Driving mechanisms allowing angular displacement of the operating part to be effective in either direction
Patent holdings for IPC class H01H 19/20
Total number of patents in this class: 73
10-year publication summary
|
4
|
8
|
4
|
6
|
3
|
2
|
5
|
7
|
4
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alps Alpine Co., Ltd. | 2313 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 34080 |
4 |
| Tokyo Cosmos Electric Co., Ltd. | 110 |
4 |
| Eaton Intelligent Power Limited | 6256 |
3 |
| Huawei Digital Power Technologies Co. Ltd. | 2553 |
3 |
| Illinois Tool Works Inc. | 11864 |
2 |
| Murata Manufacturing Co., Ltd. | 25776 |
2 |
| Sumitomo Wiring Systems, Ltd. | 11067 |
2 |
| Omron Corporation | 7380 |
2 |
| Komatsu Ltd. | 4741 |
2 |
| ABB Schweiz AG | 7640 |
2 |
| Kabushiki Kaisha Tokai Rika Denki Seisakusho | 1855 |
2 |
| NHK Spring Co., Ltd. | 1986 |
2 |
| Alphatheta Corporation | 377 |
2 |
| Panasonic Automotive Systems Co., Ltd. | 2086 |
2 |
| F. Hoffmann-La Roche AG | 7816 |
1 |
| Roche Diagnostics GmbH | 2689 |
1 |
| Panasonic Corporation | 18951 |
1 |
| FUJIFILM Corporation | 30543 |
1 |
| Denso Corporation | 25607 |
1 |
| Other owners | 28 |