- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/02 - Testing of electric apparatus, lines, or components for short-circuits, discontinuities, leakage, or incorrect line connection
Patent holdings for IPC class G01R 31/02
Total number of patents in this class: 4369
10-year publication summary
|
595
|
548
|
489
|
303
|
146
|
20
|
10
|
8
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43114 |
74 |
| Texas Instruments Incorporated | 19493 |
65 |
| Siemens AG | 24323 |
63 |
| Mitsubishi Electric Corporation | 47014 |
62 |
| Eaton Intelligent Power Limited | 6066 |
55 |
| Advantest Corporation | 1762 |
49 |
| FormFactor, Inc. | 293 |
47 |
| Samsung Electronics Co., Ltd. | 149362 |
46 |
| Yazaki Corporation | 6827 |
45 |
| ABB Schweiz AG | 7219 |
43 |
| Denso Corporation | 24818 |
40 |
| Infineon Technologies AG | 8290 |
38 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46224 |
36 |
| Panasonic Intellectual Property Management Co., Ltd. | 32551 |
33 |
| Hitachi Energy Ltd. | 2341 |
33 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8475 |
29 |
| Rockwell Automation Technologies, Inc. | 2726 |
28 |
| Teradyne, Inc. | 517 |
27 |
| International Business Machines Corporation | 61759 |
25 |
| LG Chem, Ltd. | 17704 |
24 |
| Other owners | 3507 |