- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/40 - Testing power supplies
Patent holdings for IPC class G01R 31/40
Total number of patents in this class: 1453
10-year publication summary
|
179
|
130
|
124
|
108
|
126
|
106
|
99
|
92
|
85
|
39
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SMA Solar Technology AG | 869 |
22 |
| Schneider Electric USA, Inc. | 1276 |
20 |
| Siemens AG | 24563 |
19 |
| Texas Instruments Incorporated | 19473 |
18 |
| Mitsubishi Electric Corporation | 45693 |
16 |
| ABB Schweiz AG | 6865 |
15 |
| Eaton Intelligent Power Limited | 5926 |
14 |
| Robert Bosch GmbH | 42392 |
13 |
| Infineon Technologies Austria AG | 2122 |
12 |
| Infineon Technologies AG | 8187 |
11 |
| Dell Products L.P. | 14019 |
11 |
| Hamilton Sundstrand Corporation | 4824 |
11 |
| Schweitzer Engineering Laboratories, Inc. | 913 |
11 |
| SolarEdge Technologies Ltd. | 615 |
11 |
| LG Energy Solution, Ltd. | 14258 |
11 |
| Hitachi Energy Ltd. | 2174 |
11 |
| Renesas Electronics Corporation | 6063 |
10 |
| Denso Corporation | 24069 |
10 |
| ZTE Corporation | 41903 |
10 |
| International Business Machines Corporation | 60806 |
9 |
| Other owners | 1188 |