- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/304 - Contactless testing of printed or hybrid circuits
Patent holdings for IPC class G01R 31/304
Total number of patents in this class: 31
10-year publication summary
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4
|
3
|
0
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0
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4
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3
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0
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0
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0
|
0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koh Young Technology Inc. | 351 |
2 |
| Rosenberger Hochfrequenztechnik GmbH & Co. KG | 688 |
2 |
| International Business Machines Corporation | 62279 |
1 |
| Pratt & Whitney Canada Corp. | 5232 |
1 |
| Hewlett-Packard Development Company, L.P. | 25337 |
1 |
| Cisco Technology, Inc. | 22347 |
1 |
| Corning Incorporated | 10421 |
1 |
| Synopsys, Inc. | 2728 |
1 |
| Silicon Laboratories Inc. | 1170 |
1 |
| JPMorgan Chase Bank, National Association | 8657 |
1 |
| Mayo Foundation for Medical Education and Research | 3355 |
1 |
| Hewlett Packard Enterprise Development LP | 10902 |
1 |
| Boe Technology Group Co., Ltd. | 43120 |
1 |
| Avery Dennison Retail Information Services LLC | 1193 |
1 |
| DCG Systems, Inc. | 51 |
1 |
| FormFactor, Inc. | 285 |
1 |
| Hefei BOE Optoelectronics Technology Co., Ltd. | 1390 |
1 |
| IMEC VZW | 1757 |
1 |
| Nidec-Read Corporation | 160 |
1 |
| Nordson Corporation | 1197 |
1 |
| Other owners | 9 |