- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/52 - Testing for short-circuits, leakage current or ground faults
Patent holdings for IPC class G01R 31/52
Total number of patents in this class: 1766
10-year publication summary
|
0
|
3
|
14
|
53
|
140
|
248
|
299
|
300
|
272
|
323
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 16089 |
104 |
| Robert Bosch GmbH | 43114 |
25 |
| Samsung Electronics Co., Ltd. | 149362 |
21 |
| Siemens AG | 24323 |
21 |
| Denso Corporation | 24818 |
21 |
| Schneider Electric USA, Inc. | 1322 |
21 |
| Eaton Intelligent Power Limited | 6066 |
20 |
| Toyota Motor Corporation | 33572 |
17 |
| Texas Instruments Incorporated | 19493 |
17 |
| ABB Schweiz AG | 7219 |
16 |
| LG Innotek Co., Ltd. | 7948 |
14 |
| Chengli Li | 72 |
14 |
| Vitesco Technologies GmbH | 2414 |
14 |
| Infineon Technologies AG | 8290 |
13 |
| Yazaki Corporation | 6827 |
13 |
| Mitsubishi Electric Corporation | 47014 |
12 |
| Bender GmbH & Co. KG | 127 |
12 |
| Rosemount Aerospace Inc. | 784 |
12 |
| SMA Solar Technology AG | 888 |
11 |
| Schaeffler Technologies AG & Co. KG | 10376 |
10 |
| Other owners | 1358 |