- 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: 183
10-year publication summary
|
1
|
2
|
5
|
15
|
27
|
31
|
38
|
28
|
29
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 23803 |
6 |
| Schneider Electric USA, Inc. | 1269 |
6 |
| Siemens AG | 24568 |
5 |
| Schweitzer Engineering Laboratories, Inc. | 920 |
5 |
| Samsung Electronics Co., Ltd. | 139302 |
4 |
| Robert Bosch GmbH | 41823 |
4 |
| Mitsubishi Electric Corporation | 44904 |
4 |
| California Institute of Technology | 3935 |
4 |
| ABB Schweiz AG | 6635 |
4 |
| Texas Instruments Incorporated | 19447 |
3 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10693 |
3 |
| University of Houston System | 1039 |
3 |
| LG Energy Solution, Ltd. | 12955 |
3 |
| KYOCERA AVX Components Corporation | 605 |
3 |
| Honda Motor Co., Ltd. | 24878 |
2 |
| Toyota Motor Corporation | 30499 |
2 |
| Seiko Epson Corporation | 19005 |
2 |
| Yazaki Corporation | 6479 |
2 |
| STMicroelectronics S.r.l. | 3658 |
2 |
| Cypress Semiconductor Corporation | 1699 |
2 |
| Other owners | 114 |