- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 37/54 - Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
Patent holdings for IPC class H01H 37/54
Total number of patents in this class: 192
10-year publication summary
|
10
|
8
|
10
|
21
|
19
|
10
|
18
|
23
|
13
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bourns KK. | 61 |
45 |
| Uchiya Thermostat Co., Ltd. | 60 |
38 |
| Ubukata Industries Co., Ltd. | 51 |
15 |
| Ellenberger & Poensgen GmbH | 228 |
7 |
| Otsuka Techno Corporation | 63 |
6 |
| Tyco Electronics Japan G.K. | 159 |
5 |
| Komatsulite Mfg. Co., Ltd. | 8 |
5 |
| Littelfuse Japan G.K. | 25 |
5 |
| Thermik Geraetebau GmbH | 4 |
4 |
| Miotti S.r.l. | 9 |
4 |
| Murata Manufacturing Co., Ltd. | 25722 |
3 |
| Backer EHP Inc. | 33 |
3 |
| Littelfuse, Inc. | 794 |
3 |
| Zhejiang Jiatai Electrical Appliance Co., Ltd. | 5 |
3 |
| Wako (USA) Inc. | 10 |
3 |
| Highly Marelli Japan Corporation | 44 |
3 |
| Microsoft Technology Licensing, LLC | 54439 |
2 |
| Calsonic Kansei Corporation | 527 |
2 |
| Inter Control Hermann Köhler Elektrik GmbH & Co. KG | 30 |
2 |
| MPE IP Limited | 4 |
2 |
| Other owners | 32 |