- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 13/40 - Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
Patent holdings for IPC class G01R 13/40
Total number of patents in this class: 36
10-year publication summary
|
4
|
5
|
4
|
2
|
2
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2
|
2
|
2
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2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| STB Electrical Test Equipment, Inc. | 5 |
5 |
| Google LLC | 44482 |
2 |
| ROHDE & Schwarz GmbH & Co. KG | 1996 |
2 |
| University of Electronic Science and Technology of China | 434 |
2 |
| Samsung Electronics Co., Ltd. | 157557 |
1 |
| Samsung Display Co., Ltd. | 38570 |
1 |
| LG Chem, Ltd. | 17921 |
1 |
| Centre National de La Recherche Scientifique | 11016 |
1 |
| 2 Bit, Inc. | 2 |
1 |
| Allen & Heath Limited | 60 |
1 |
| DCG Systems, Inc. | 50 |
1 |
| FormFactor, Inc. | 283 |
1 |
| Hindle Power, Inc. | 10 |
1 |
| Johnson Controls Automotive Electronics GmbH | 39 |
1 |
| Keithley Instruments, LLC | 85 |
1 |
| KEYENCE Corporation | 519 |
1 |
| Micatu Inc. | 58 |
1 |
| Panduit Corp. | 1016 |
1 |
| Remake Electric ehf | 3 |
1 |
| ROHDE & Schwarz GmbH & Co. KG | 8 |
1 |
| Other owners | 9 |