- All sections
- G - Physics
- G01R - Measuring electric variables; measuring magnetic variables
- G01R 31/01 - Subjecting similar articles in turn to test, e.g. "go/no-go" tests in mass production; Testing objects at points as they pass through a testing station
Patent holdings for IPC class G01R 31/01
Total number of patents in this class: 215
10-year publication summary
|
13
|
16
|
17
|
20
|
26
|
23
|
12
|
11
|
19
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Electro Scientific Industries, Inc. | 386 |
7 |
| Teradyne, Inc. | 545 |
7 |
| KLA Corporation | 1400 |
7 |
| Texas Instruments Incorporated | 19418 |
5 |
| Advantest Corporation | 1843 |
5 |
| KYOCERA AVX Components Corporation | 606 |
5 |
| Samsung Electronics Co., Ltd. | 138729 |
4 |
| Robert Bosch GmbH | 41765 |
4 |
| MPI Corporation | 122 |
4 |
| LG Energy Solution, Ltd. | 12838 |
4 |
| Research In Motion Limited | 2166 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40583 |
3 |
| KLA-Tencor Corporation | 2550 |
3 |
| Tektronix, Inc. | 668 |
3 |
| Université du Québec à Chicoutimi | 50 |
3 |
| Intel Corporation | 46119 |
2 |
| Advanced Micro Devices, Inc. | 5473 |
2 |
| General Electric Technology GmbH | 1599 |
2 |
| Industry Foundation of Chonnam National University | 627 |
2 |
| Nucleus Scientific, Inc. | 22 |
2 |
| Other owners | 138 |