- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 37/52 - Thermally-sensitive members actuated due to deflection of bimetallic element
Patent holdings for IPC class H01H 37/52
Total number of patents in this class: 151
10-year publication summary
|
11
|
9
|
11
|
17
|
11
|
8
|
13
|
10
|
8
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uchiya Thermostat Co., Ltd. | 60 |
18 |
| Bourns KK. | 61 |
8 |
| Eaton Intelligent Power Limited | 6269 |
7 |
| Lsis Co., Ltd. | 815 |
5 |
| Zhejiang Jiatai Electrical Appliance Co., Ltd. | 5 |
4 |
| Société des Produits Nestlé S.A. | 10041 |
3 |
| Siemens AG | 23983 |
3 |
| Honeywell International Inc. | 12770 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
3 |
| Tyco Electronics Japan G.K. | 159 |
3 |
| Littelfuse, Inc. | 791 |
3 |
| Northeastern University | 1300 |
3 |
| Schneider Electric Industries SAS | 1595 |
3 |
| Ubukata Industries Co., Ltd. | 49 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 15393 |
2 |
| Siemens Industry, Inc. | 1587 |
2 |
| E.G.O. Elektro-Geraetebau GmbH | 143 |
2 |
| Ellenberger & Poensgen GmbH | 231 |
2 |
| Inter Control Hermann Köhler Elektrik GmbH & Co. KG | 30 |
2 |
| Lennox Industries Inc. | 1114 |
2 |
| Other owners | 70 |