- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 27/18 - Measuring resistance to earth
Patent holdings for IPC class G01R 27/18
Total number of patents in this class: 279
10-year publication summary
|
15
|
23
|
17
|
23
|
37
|
24
|
25
|
18
|
17
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bender GmbH & Co. KG | 121 |
26 |
| SMA Solar Technology AG | 869 |
12 |
| Robert Bosch GmbH | 42392 |
6 |
| Denso Corporation | 24069 |
6 |
| Semiconductor Components Industries, L.L.C. | 5239 |
6 |
| Mitsubishi Electric Corporation | 45693 |
5 |
| Delta Electronics, Inc. | 2578 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10810 |
5 |
| ABB Schweiz AG | 6865 |
5 |
| Eaton Intelligent Power Limited | 5926 |
5 |
| RENAULT s.a.s. | 5444 |
4 |
| Huawei Digital Power Technologies Co. Ltd. | 2054 |
4 |
| Huawei Technologies Co., Ltd. | 110438 |
3 |
| Yazaki Corporation | 6603 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 30822 |
3 |
| Continental Automotive GmbH | 5019 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 14241 |
3 |
| Rockwell Automation Technologies, Inc. | 2718 |
3 |
| Allegro Microsystems, LLC | 1311 |
3 |
| Contemporary Amperex Technology Co., Limited | 6160 |
3 |
| Other owners | 166 |