- 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: 137
10-year publication summary
|
26
|
12
|
13
|
7
|
6
|
10
|
6
|
9
|
5
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omron Corporation | 7260 |
15 |
| Fuji Electric FA Components & Systems Co., Ltd. | 250 |
12 |
| International Business Machines Corporation | 61210 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 31330 |
5 |
| Fuji Electric Co., Ltd. | 5134 |
5 |
| Harris Corporation | 1435 |
4 |
| Inoso, LLC | 8 |
4 |
| Littelfuse, Inc. | 786 |
3 |
| Lsis Co., Ltd. | 816 |
3 |
| STMicroelectronics International N.V. | 3163 |
3 |
| Panasonic Electric Works Co., Ltd. | 722 |
2 |
| Mitsubishi Electric Corporation | 46037 |
2 |
| CBS ArcSafe, Inc. | 60 |
2 |
| Meidensha Corporation | 881 |
2 |
| Phoenix Contact GmbH & Co. KG | 2290 |
2 |
| Qorvo US, Inc. | 2213 |
2 |
| Umbrela Smart Inc. | 2 |
2 |
| Menlo Microsystems, Inc. | 43 |
2 |
| TDK Electronics AG | 933 |
2 |
| Meiden O&M Corporation | 2 |
2 |
| Other owners | 53 |