- All sections
- H - Electricity
- H03D - Demodulation or transference of modulation from one carrier to another
- H03D 13/00 - Circuits for comparing the phase or frequency of two mutually-independent oscillations
Patent holdings for IPC class H03D 13/00
Total number of patents in this class: 149
10-year publication summary
|
14
|
7
|
8
|
4
|
7
|
2
|
2
|
4
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 41489 |
7 |
| NEC Corporation | 34946 |
6 |
| Intel Corporation | 46581 |
5 |
| Infineon Technologies AG | 8177 |
4 |
| Raytheon Company | 8394 |
4 |
| National Semiconductor Corporation | 1136 |
4 |
| Via Technologies, Inc. | 1204 |
4 |
| Avago Technologies International Sales Pte. Limited | 8869 |
4 |
| NPX B.V. | 2440 |
3 |
| Rambus Inc. | 2343 |
3 |
| GSI Technology, Inc. | 192 |
3 |
| NXP B.V. | 2079 |
3 |
| Samsung Electronics Co., Ltd. | 141952 |
2 |
| Seiko Epson Corporation | 19159 |
2 |
| Cisco Technology, Inc. | 19531 |
2 |
| Mediatek Inc. | 4905 |
2 |
| Silicon Laboratories Inc. | 1126 |
2 |
| National Taiwan University | 1194 |
2 |
| Airbus Defence and Space Limited | 188 |
2 |
| Allegro Microsystems, LLC | 1298 |
2 |
| Other owners | 83 |