- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/306 - Contactless testing using electron beams of printed or hybrid circuits
Patent holdings for IPC class G01R 31/306
Total number of patents in this class: 17
10-year publication summary
|
3
|
3
|
1
|
0
|
0
|
2
|
2
|
2
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2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| PDF Solutions, Inc. | 128 |
7 |
| Samsung Electronics Co., Ltd. | 147622 |
1 |
| Intel Corporation | 47129 |
1 |
| Boe Technology Group Co., Ltd. | 41547 |
1 |
| Hefei BOE Optoelectronics Technology Co., Ltd. | 1369 |
1 |
| Koh Young Technology Inc. | 348 |
1 |
| Korea Institute of Machinery & Materials | 751 |
1 |
| Tianma Micro-Electronics Co., Ltd. | 814 |
1 |
| Translarity, Inc. | 55 |
1 |
| Xiamen Tianma Micro-Electronics Co., Ltd. | 580 |
1 |
| Worldpay, LLC | 606 |
1 |
| Other owners | 0 |