- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/64 - Testing of capacitors
Patent holdings for IPC class G01R 31/64
Total number of patents in this class: 226
10-year publication summary
|
2
|
5
|
15
|
28
|
31
|
39
|
28
|
31
|
27
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schneider Electric USA, Inc. | 1345 |
8 |
| Denso Corporation | 25283 |
6 |
| Hitachi Energy Ltd. | 2510 |
6 |
| Siemens AG | 24177 |
5 |
| California Institute of Technology | 4017 |
5 |
| ABB Schweiz AG | 7491 |
5 |
| Schweitzer Engineering Laboratories, Inc. | 905 |
5 |
| LG Energy Solution, Ltd. | 17861 |
5 |
| Samsung Electronics Co., Ltd. | 154751 |
4 |
| Robert Bosch GmbH | 43700 |
4 |
| Mitsubishi Electric Corporation | 47683 |
4 |
| Tyco Fire & Security GmbH | 3592 |
4 |
| University of Houston System | 1123 |
4 |
| Toyota Motor Corporation | 34877 |
3 |
| Texas Instruments Incorporated | 19628 |
3 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11020 |
3 |
| S&C Electric Company | 182 |
3 |
| Tridonic GmbH & Co KG | 1031 |
3 |
| Eaton Intelligent Power Limited | 6193 |
3 |
| KYOCERA AVX Components Corporation | 649 |
3 |
| Other owners | 140 |