- All sections
- H - Electricity
- H01H - Electric switches; relays; selectors; emergency protective devices
- H01H 1/00 - Contacts
Patent holdings for IPC class H01H 1/00
Total number of patents in this class: 647
10-year publication summary
|
64
|
47
|
64
|
44
|
58
|
33
|
50
|
41
|
35
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 60095 |
50 |
| Siemens AG | 24573 |
33 |
| Qorvo US, Inc. | 2138 |
20 |
| Eaton Intelligent Power Limited | 6296 |
19 |
| ARC Suppression Technologies | 40 |
17 |
| Robert Bosch GmbH | 41765 |
16 |
| ABB Schweiz AG | 6624 |
13 |
| Analog Devices International Unlimited Company | 1830 |
13 |
| Schneider Electric Industries SAS | 1437 |
12 |
| General Electric Company | 17783 |
11 |
| Harris Corporation | 1512 |
10 |
| Cavendish Kinetics, Inc. | 49 |
10 |
| Vacuum Interrupters, Inc. | 14 |
8 |
| The Regents of the University of California | 19503 |
7 |
| Texas Instruments Incorporated | 19418 |
7 |
| Menlo Microsystems, Inc. | 39 |
7 |
| STMicroelectronics (Rousset) SAS | 942 |
6 |
| ABB Technology AG | 1272 |
6 |
| Hitachi Energy Ltd. | 2232 |
6 |
| Omron Corporation | 7152 |
5 |
| Other owners | 371 |