- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 9/00 - Details of switching devices, not covered by groups
Patent holdings for IPC class H01H 9/00
Total number of patents in this class: 1316
10-year publication summary
|
79
|
62
|
48
|
51
|
39
|
73
|
40
|
41
|
40
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Maschinenfabrik Reinhausen GmbH | 743 |
258 |
| Hitachi Energy Ltd. | 2413 |
70 |
| Eaton Intelligent Power Limited | 6121 |
57 |
| Siemens AG | 24337 |
37 |
| ABB Schweiz AG | 7343 |
36 |
| ABB Technology AG | 1236 |
17 |
| Lsis Co., Ltd. | 815 |
15 |
| Hitachi Energy Switzerland AG | 299 |
15 |
| ABB Technology Ltd | 452 |
14 |
| Apple Inc. | 57314 |
13 |
| Schneider Electric Industries SAS | 1544 |
13 |
| Malikie Innovations Limited | 6781 |
13 |
| ABB S.p.A. | 439 |
12 |
| Alps Alpine Co., Ltd. | 2195 |
12 |
| General Equipment and Manufacturing Company, Inc., d/b/a TopWorx, Inc. | 74 |
11 |
| Omron Corporation | 7334 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 33120 |
8 |
| Darfon Electronics Corp. | 267 |
8 |
| Omicron Electronics GmbH | 278 |
8 |
| Panasonic Automotive Systems Co., Ltd. | 2010 |
8 |
| Other owners | 681 |