- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/00 - Arrangements for testing electric propertiesArrangements for locating electric faultsArrangements for electrical testing characterised by what is being tested not provided for elsewhere
Patent holdings for IPC class G01R 31/00
Total number of patents in this class: 5685
10-year publication summary
|
383
|
381
|
366
|
421
|
401
|
403
|
352
|
333
|
273
|
258
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43001 |
123 |
| Mitsubishi Electric Corporation | 46814 |
71 |
| Samsung Electronics Co., Ltd. | 148765 |
59 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 45590 |
55 |
| Advantest Corporation | 1768 |
54 |
| Ford Global Technologies, LLC | 20860 |
52 |
| State Grid Corporation of China | 1379 |
52 |
| GM Global Technology Operations LLC | 15340 |
48 |
| Texas Instruments Incorporated | 19484 |
47 |
| Hyundai Motor Company | 22700 |
46 |
| Denso Corporation | 24729 |
45 |
| LG Energy Solution, Ltd. | 15720 |
45 |
| Tokyo Electron Limited | 13083 |
40 |
| Infineon Technologies AG | 8277 |
39 |
| The Boeing Company | 20151 |
37 |
| FormFactor, Inc. | 293 |
35 |
| Audi AG | 7387 |
33 |
| International Business Machines Corporation | 61738 |
30 |
| Hamilton Sundstrand Corporation | 4954 |
29 |
| Boe Technology Group Co., Ltd. | 41615 |
29 |
| Other owners | 4716 |