- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 11/04 - Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts
Patent holdings for IPC class H01H 11/04
Total number of patents in this class: 248
10-year publication summary
|
27
|
32
|
22
|
10
|
19
|
11
|
14
|
8
|
8
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24278 |
26 |
| ABB Schweiz AG | 7313 |
12 |
| Tanaka Kikinzoku Kogyo K.K. | 574 |
12 |
| Dowa Metaltech Co., Ltd. | 169 |
10 |
| Meidensha Corporation | 907 |
8 |
| Nantong Memtech Technologies Co., Ltd. | 19 |
8 |
| Mitsubishi Electric Corporation | 47352 |
7 |
| Nidec Corporation | 2731 |
6 |
| Tokuriki Honten Co., Ltd. | 22 |
6 |
| Omron Corporation | 7332 |
5 |
| PLANSEE Powertech AG | 5 |
5 |
| Schneider Electric Industries SAS | 1542 |
5 |
| Eaton Intelligent Power Limited | 6109 |
5 |
| The Furukawa Electric Co., Ltd. | 3710 |
4 |
| Sekisui Polymatech Co., Ltd. | 213 |
4 |
| Sumitomo Electric Industries, Ltd. | 15967 |
3 |
| ABB Technology AG | 1236 |
3 |
| General Equipment and Manufacturing Company, Inc., d/b/a TopWorx, Inc. | 74 |
3 |
| TE Connectivity Germany GmbH | 644 |
3 |
| Safran Electrical & Power | 728 |
3 |
| Other owners | 110 |