- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 1/00 - Contacts
Patent holdings for IPC class H01H 1/00
Total number of patents in this class: 668
10-year publication summary
|
62
|
45
|
64
|
42
|
55
|
32
|
51
|
40
|
35
|
35
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 61596 |
50 |
| Siemens AG | 24353 |
35 |
| Qorvo US, Inc. | 2255 |
20 |
| Eaton Intelligent Power Limited | 6039 |
19 |
| Robert Bosch GmbH | 42826 |
17 |
| ARC Suppression Technologies | 40 |
17 |
| Analog Devices International Unlimited Company | 1957 |
16 |
| ABB Schweiz AG | 7079 |
12 |
| Schneider Electric Industries SAS | 1506 |
12 |
| Menlo Microsystems, Inc. | 52 |
12 |
| Harris Corporation | 1412 |
10 |
| Cavendish Kinetics, Inc. | 49 |
10 |
| Texas Instruments Incorporated | 19456 |
8 |
| Vacuum Interrupters, Inc. | 14 |
8 |
| The Regents of the University of California | 20137 |
7 |
| General Electric Company | 13859 |
6 |
| STMicroelectronics (Rousset) SAS | 953 |
6 |
| ABB Technology AG | 1251 |
6 |
| Leviton Manufacturing Co., Inc. | 810 |
6 |
| Hitachi Energy Ltd. | 2305 |
6 |
| Other owners | 385 |