- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 51/34 - Self-interrupters, i.e. with periodic or other repetitive opening and closing of contacts
Patent holdings for IPC class H01H 51/34
Total number of patents in this class: 21
10-year publication summary
|
2
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National Semiconductor Corporation | 890 |
2 |
| Smart Wires Inc. | 94 |
2 |
| Sony Corporation | 30388 |
1 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47419 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33602 |
1 |
| Xilinx, Inc. | 3929 |
1 |
| Semiconductor Components Industries, L.L.C. | 5269 |
1 |
| LG Innotek Co., Ltd. | 8200 |
1 |
| Hamilton Sundstrand Corporation | 5018 |
1 |
| Realtek Semiconductor Corp. | 3432 |
1 |
| ETO Magnetic GmbH | 282 |
1 |
| Hydro-Quebec | 635 |
1 |
| Ice Air, LLC | 19 |
1 |
| Microchip Technology Incorporated | 3208 |
1 |
| Scientific Components Corporation | 36 |
1 |
| VALEO Schalter und Sensoren GmbH | 1621 |
1 |
| Eaton Intelligent Power Limited | 6162 |
1 |
| Vertiv Corporation | 701 |
1 |
| Erciyes Universitesi | 15 |
1 |
| Other owners | 0 |