- 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: 205
10-year publication summary
|
1
|
2
|
5
|
15
|
28
|
30
|
38
|
28
|
29
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schneider Electric USA, Inc. | 1285 |
7 |
| Denso Corporation | 24355 |
6 |
| Siemens AG | 24453 |
5 |
| California Institute of Technology | 3977 |
5 |
| ABB Schweiz AG | 6987 |
5 |
| Schweitzer Engineering Laboratories, Inc. | 915 |
5 |
| Samsung Electronics Co., Ltd. | 146811 |
4 |
| Robert Bosch GmbH | 42705 |
4 |
| Mitsubishi Electric Corporation | 46197 |
4 |
| Hitachi Energy Ltd. | 2235 |
4 |
| Toyota Motor Corporation | 32450 |
3 |
| Texas Instruments Incorporated | 19443 |
3 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10931 |
3 |
| S&C Electric Company | 185 |
3 |
| Tridonic GmbH & Co KG | 1007 |
3 |
| University of Houston System | 1090 |
3 |
| LG Energy Solution, Ltd. | 15119 |
3 |
| KYOCERA AVX Components Corporation | 628 |
3 |
| Honda Motor Co., Ltd. | 25327 |
2 |
| Seiko Epson Corporation | 19398 |
2 |
| Other owners | 128 |