- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 49/00 - Apparatus or processes specially adapted to the manufacture of relays or parts thereof
Patent holdings for IPC class H01H 49/00
Total number of patents in this class: 142
10-year publication summary
|
26
|
12
|
13
|
7
|
6
|
10
|
6
|
9
|
5
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omron Corporation | 7306 |
15 |
| Fuji Electric FA Components & Systems Co., Ltd. | 254 |
12 |
| International Business Machines Corporation | 61734 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 32352 |
5 |
| Fuji Electric Co., Ltd. | 5243 |
5 |
| Harris Corporation | 1382 |
4 |
| Inoso, LLC | 8 |
4 |
| Littelfuse, Inc. | 788 |
3 |
| Lsis Co., Ltd. | 815 |
3 |
| Sensata Technologies, Inc. | 407 |
3 |
| STMicroelectronics International N.V. | 3513 |
3 |
| Xiamen Hongfa Electric Power Controls Co., Ltd. | 183 |
3 |
| TDK Electronics AG | 967 |
3 |
| Panasonic Electric Works Co., Ltd. | 703 |
2 |
| Mitsubishi Electric Corporation | 46870 |
2 |
| CBS ArcSafe, Inc. | 62 |
2 |
| Meidensha Corporation | 904 |
2 |
| Phoenix Contact GmbH & Co. KG | 2291 |
2 |
| Qorvo US, Inc. | 2285 |
2 |
| Umbrela Smart Inc. | 2 |
2 |
| Other owners | 55 |