- 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: 478
10-year publication summary
|
32
|
37
|
30
|
43
|
40
|
44
|
28
|
36
|
31
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 81865 |
21 |
| Texas Instruments Incorporated | 19432 |
17 |
| Samsung Electronics Co., Ltd. | 139001 |
16 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40608 |
12 |
| Advantest Corporation | 1843 |
12 |
| International Business Machines Corporation | 60129 |
11 |
| Microsoft Technology Licensing, LLC | 52886 |
9 |
| SK Hynix Inc. | 10800 |
8 |
| Micron Technology, Inc. | 25824 |
7 |
| NPX B.V. | 2372 |
7 |
| NXP B.V. | 2169 |
7 |
| Apple Inc. | 52750 |
6 |
| Fujitsu Limited | 18405 |
6 |
| Renesas Electronics Corporation | 6148 |
6 |
| Infineon Technologies AG | 8137 |
6 |
| Proteantecs Ltd. | 51 |
6 |
| NEC Corporation | 34413 |
5 |
| Intel Corporation | 46126 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10692 |
5 |
| NXP USA, Inc. | 4221 |
5 |
| Other owners | 301 |