- All sections
- H - Electricity
- H03D - Demodulation or transference of modulation from one carrier to another
- H03D 3/18 - Demodulation of angle-modulated oscillations by detecting phase difference between two signals obtained from input signal by means of synchronous gating arrangements
Patent holdings for IPC class H03D 3/18
Total number of patents in this class: 57
10-year publication summary
|
3
|
2
|
4
|
1
|
1
|
0
|
1
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Innophase Inc. | 99 |
6 |
| Samsung Electronics Co., Ltd. | 143021 |
5 |
| Avago Technologies International Sales Pte. Limited | 8866 |
3 |
| Toshiba Corporation | 12253 |
2 |
| Intel Corporation | 46631 |
2 |
| Texas Instruments Incorporated | 19472 |
2 |
| Cirrus Logic, Inc. | 1763 |
2 |
| ICOM Incorporated | 250 |
2 |
| Topcon Positioning Systems, Inc. | 321 |
2 |
| Malikie Innovations Limited | 7230 |
2 |
| Samsung Display Co., Ltd. | 33982 |
1 |
| NEC Corporation | 35167 |
1 |
| Panasonic Corporation | 20198 |
1 |
| Ericsson | 21476 |
1 |
| NPX B.V. | 2459 |
1 |
| NVIDIA Corporation | 7037 |
1 |
| Rambus Inc. | 2355 |
1 |
| Silicon Laboratories Inc. | 1128 |
1 |
| Trimble Navigation Limited | 575 |
1 |
| National Instruments Ireland Resources Limited | 21 |
1 |
| Other owners | 19 |