- All sections
- H - Electricity
- H03C - Modulation
- H03C 3/09 - Modifications of modulator for regulating the mean frequency
Patent holdings for IPC class H03C 3/09
Total number of patents in this class: 164
10-year publication summary
|
7
|
19
|
20
|
24
|
13
|
7
|
8
|
4
|
4
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 92725 |
15 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48539 |
8 |
| NXP USA, Inc. | 4403 |
8 |
| NPX B.V. | 2828 |
7 |
| Apple Inc. | 58995 |
6 |
| Samsung Electronics Co., Ltd. | 158337 |
5 |
| Intel Corporation | 47069 |
5 |
| Infineon Technologies AG | 8410 |
4 |
| Ericsson | 22839 |
3 |
| STMicroelectronics (Grenoble 2) SAS | 631 |
3 |
| Sony Semiconductor Solutions Corporation | 11680 |
3 |
| NEC Advanced Networks, Inc. | 40 |
3 |
| Sony Corporation | 30128 |
2 |
| The Regents of the University of California | 20802 |
2 |
| Texas Instruments Incorporated | 19636 |
2 |
| Mitsubishi Electric Corporation | 48146 |
2 |
| Mediatek Inc. | 5379 |
2 |
| Analog Devices, Inc. | 3321 |
2 |
| Motorola Solutions, Inc. | 4581 |
2 |
| Socionext Inc. | 1603 |
2 |
| Other owners | 78 |