- All sections
- H - Electricity
- H01C - Resistors
- H01C 7/12 - Overvoltage protection resistorsArresters
Patent holdings for IPC class H01C 7/12
Total number of patents in this class: 789
10-year publication summary
|
63
|
62
|
69
|
70
|
55
|
44
|
42
|
38
|
30
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24029 |
66 |
| DEHN + SÖHNE GmbH + Co. KG | 114 |
36 |
| Phoenix Contact GmbH & Co. KG | 2293 |
28 |
| Hitachi Energy Ltd. | 2579 |
27 |
| Hubbell Incorporated | 3442 |
26 |
| Siemens Energy Global GmbH & Co. KG | 3345 |
26 |
| TDK Electronics AG | 1011 |
25 |
| Eaton Intelligent Power Limited | 6243 |
19 |
| Dongguan Littelfuse Electronics Co., Ltd. | 52 |
17 |
| Epcos AG | 641 |
12 |
| Amotech Co., Ltd. | 552 |
12 |
| Murata Manufacturing Co., Ltd. | 25744 |
11 |
| ABB Schweiz AG | 7607 |
11 |
| Littelfuse, Inc. | 793 |
11 |
| Dehn SE | 168 |
11 |
| Raycap, S.A. | 38 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
9 |
| TDK Corporation | 6858 |
8 |
| ARRIS Enterprises LLC | 3414 |
8 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6178 |
8 |
| Other owners | 408 |