- 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: 499
10-year publication summary
|
36
|
30
|
43
|
41
|
44
|
28
|
39
|
33
|
29
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 89126 |
22 |
| Samsung Electronics Co., Ltd. | 152016 |
18 |
| Texas Instruments Incorporated | 19574 |
17 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46735 |
12 |
| Advantest Corporation | 1731 |
12 |
| International Business Machines Corporation | 62002 |
11 |
| Microsoft Technology Licensing, LLC | 54189 |
11 |
| SK Hynix Inc. | 11969 |
9 |
| Micron Technology, Inc. | 27215 |
8 |
| NPX B.V. | 2671 |
7 |
| Proteantecs Ltd. | 59 |
7 |
| Apple Inc. | 57314 |
6 |
| Fujitsu Limited | 17288 |
6 |
| Renesas Electronics Corporation | 5887 |
6 |
| Infineon Technologies AG | 8332 |
6 |
| NXP B.V. | 1619 |
6 |
| NEC Corporation | 36475 |
5 |
| Synopsys, Inc. | 2729 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10972 |
5 |
| ARM Limited | 4879 |
5 |
| Other owners | 315 |