- All sections
- H - Electricity
- H01H - Electric switches; relays; selectors; emergency 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: 20
10-year publication summary
|
2
|
2
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National Semiconductor Corporation | 1198 |
2 |
| Smart Wires Inc. | 89 |
2 |
| Sony Corporation | 31541 |
1 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40608 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
1 |
| Xilinx, Inc. | 4055 |
1 |
| Semiconductor Components Industries, L.L.C. | 5246 |
1 |
| LG Innotek Co., Ltd. | 7242 |
1 |
| Hamilton Sundstrand Corporation | 4728 |
1 |
| Realtek Semiconductor Corp. | 3200 |
1 |
| ETO Magnetic GmbH | 268 |
1 |
| Hydro-Quebec | 644 |
1 |
| Microchip Technology Incorporated | 2715 |
1 |
| Scientific Components Corporation | 36 |
1 |
| VALEO Schalter und Sensoren GmbH | 1484 |
1 |
| Eaton Intelligent Power Limited | 6300 |
1 |
| Vertiv Corporation | 512 |
1 |
| Erciyes Universitesi | 13 |
1 |
| Other owners | 0 |