- 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: 642
10-year publication summary
|
60
|
64
|
47
|
64
|
44
|
57
|
32
|
51
|
40
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 60644 |
52 |
| Siemens AG | 24990 |
45 |
| Qorvo US, Inc. | 2018 |
20 |
| ARC Suppression Technologies | 40 |
17 |
| Eaton Intelligent Power Limited | 6113 |
17 |
| ABB Schweiz AG | 6321 |
13 |
| Schneider Electric Industries SAS | 1376 |
12 |
| General Electric Company | 18133 |
11 |
| Robert Bosch GmbH | 40953 |
11 |
| Harris Corporation | 1591 |
10 |
| Cavendish Kinetics, Inc. | 49 |
10 |
| Vacuum Interrupters, Inc. | 14 |
8 |
| Analog Devices International Unlimited Company | 1724 |
7 |
| The Regents of the University of California | 18943 |
6 |
| STMicroelectronics (Rousset) SAS | 952 |
6 |
| ABB Technology AG | 1301 |
6 |
| Menlo Microsystems, Inc. | 33 |
6 |
| Hitachi Energy Ltd. | 1921 |
6 |
| Texas Instruments Incorporated | 19376 |
5 |
| Omron Corporation | 6968 |
5 |
| Other owners | 369 |