- All sections
- H - Electricity
- H01H - Electric switches; relays; selectors; emergency protective devices
- H01H 9/22 - Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
Patent holdings for IPC class H01H 9/22
Total number of patents in this class: 267
10-year publication summary
|
32
|
24
|
26
|
33
|
26
|
24
|
11
|
11
|
9
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6113 |
40 |
| ABB Schweiz AG | 6321 |
22 |
| Rockwell Automation Technologies, Inc. | 2547 |
11 |
| Schneider Electric USA, Inc. | 1192 |
10 |
| Lsis Co., Ltd. | 834 |
9 |
| Siemens AG | 24990 |
4 |
| Eaton Corporation | 1839 |
4 |
| Power Distribution, Inc. | 27 |
4 |
| Schneider Electric Industries SAS | 1376 |
4 |
| Honeywell International Inc. | 13799 |
3 |
| Mitsubishi Electric Corporation | 43934 |
3 |
| Hubbell Incorporated | 3052 |
3 |
| Elettrotecnica Rold S.r.l. | 27 |
3 |
| Leviton Manufacturing Co., Inc. | 844 |
3 |
| Shanxi Quan'an New Technology Development Co., Ltd. | 7 |
3 |
| Viatemis | 11 |
3 |
| B.S.A.F.E. Manufacturing Incorporated | 6 |
3 |
| Illinois Tool Works Inc. | 11152 |
2 |
| Ricoh Company, Ltd. | 13266 |
2 |
| Robert Bosch GmbH | 40953 |
2 |
| Other owners | 129 |