- 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: 675
10-year publication summary
|
45
|
64
|
42
|
55
|
32
|
52
|
40
|
35
|
47
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 62111 |
50 |
| Siemens AG | 24299 |
37 |
| Qorvo US, Inc. | 2354 |
20 |
| Eaton Intelligent Power Limited | 6143 |
19 |
| Robert Bosch GmbH | 43449 |
17 |
| ARC Suppression Technologies | 40 |
17 |
| Analog Devices International Unlimited Company | 2000 |
16 |
| ABB Schweiz AG | 7394 |
13 |
| Menlo Microsystems, Inc. | 55 |
13 |
| Schneider Electric Industries SAS | 1548 |
12 |
| Harris Corporation | 1355 |
10 |
| Cavendish Kinetics, Inc. | 49 |
10 |
| Texas Instruments Incorporated | 19595 |
8 |
| Vacuum Interrupters, Inc. | 14 |
8 |
| The Regents of the University of California | 20494 |
7 |
| General Electric Company | 13815 |
6 |
| STMicroelectronics (Rousset) SAS | 960 |
6 |
| ABB Technology AG | 1236 |
6 |
| Leviton Manufacturing Co., Inc. | 815 |
6 |
| Hitachi Energy Ltd. | 2430 |
6 |
| Other owners | 388 |