- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/30 - Marginal testing, e.g. by varying supply voltage
Patent holdings for IPC class G01R 31/30
Total number of patents in this class: 500
10-year publication summary
|
37
|
30
|
43
|
41
|
44
|
28
|
39
|
34
|
30
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 92563 |
22 |
| Samsung Electronics Co., Ltd. | 158156 |
18 |
| Texas Instruments Incorporated | 19647 |
17 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48490 |
12 |
| Advantest Corporation | 1691 |
12 |
| International Business Machines Corporation | 62672 |
11 |
| Microsoft Technology Licensing, LLC | 54464 |
11 |
| Micron Technology, Inc. | 27709 |
8 |
| SK Hynix Inc. | 12534 |
8 |
| NPX B.V. | 2826 |
7 |
| Proteantecs Ltd. | 60 |
7 |
| Apple Inc. | 58936 |
6 |
| Fujitsu Limited | 16867 |
6 |
| Renesas Electronics Corporation | 5866 |
6 |
| Infineon Technologies AG | 8405 |
6 |
| NEC Corporation | 37064 |
5 |
| Mitsubishi Electric Corporation | 48097 |
5 |
| Synopsys, Inc. | 2712 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11126 |
5 |
| ARM Limited | 5065 |
5 |
| Other owners | 318 |