- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/28 - Testing of electronic circuits, e.g. by signal tracer
Patent holdings for IPC class G01R 31/28
Total number of patents in this class: 10988
10-year publication summary
|
744
|
855
|
855
|
804
|
799
|
754
|
843
|
741
|
770
|
166
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Advantest Corporation | 1728 |
519 |
| Texas Instruments Incorporated | 19587 |
450 |
| Samsung Electronics Co., Ltd. | 152534 |
307 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46877 |
293 |
| Tokyo Electron Limited | 13459 |
204 |
| International Business Machines Corporation | 62076 |
200 |
| Intel Corporation | 46625 |
170 |
| Teradyne, Inc. | 504 |
151 |
| Infineon Technologies AG | 8343 |
137 |
| ROHDE & Schwarz GmbH & Co. KG | 1980 |
111 |
| Siemens Industry Software Inc. | 1678 |
100 |
| Xilinx, Inc. | 3929 |
98 |
| SK Hynix Inc. | 12014 |
86 |
| Micron Technology, Inc. | 27235 |
83 |
| Changxin Memory Technologies, Inc. | 4925 |
79 |
| Qualcomm Incorporated | 89428 |
78 |
| Renesas Electronics Corporation | 5881 |
72 |
| Mitsubishi Electric Corporation | 47461 |
72 |
| FormFactor, Inc. | 287 |
71 |
| Robert Bosch GmbH | 43428 |
66 |
| Other owners | 7641 |