- All sections
- H - Electricity
- H03G - Control of amplification
- H03G 3/20 - Automatic control
Patent holdings for IPC class H03G 3/20
Total number of patents in this class: 1359
10-year publication summary
|
128
|
118
|
113
|
80
|
50
|
42
|
27
|
27
|
15
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sonos, Inc. | 2767 |
82 |
| Qualcomm Incorporated | 89428 |
36 |
| Qorvo US, Inc. | 2352 |
33 |
| Dolby Laboratories Licensing Corporation | 4254 |
30 |
| Samsung Electronics Co., Ltd. | 152534 |
27 |
| Apple Inc. | 57505 |
27 |
| Skyworks Solutions, Inc. | 3873 |
27 |
| Voyetra Turtle Beach, Inc. | 521 |
27 |
| Intel Corporation | 46625 |
23 |
| Quantance, Inc. | 76 |
23 |
| Panasonic Corporation | 19843 |
21 |
| Avago Technologies International Sales Pte. Limited | 8625 |
21 |
| Cirrus Logic, Inc. | 1795 |
19 |
| SnapTrack, Inc. | 541 |
19 |
| ZTE Corporation | 43468 |
17 |
| Murata Manufacturing Co., Ltd. | 25356 |
16 |
| NEC Corporation | 36472 |
15 |
| Huawei Technologies Co., Ltd. | 119081 |
15 |
| Telefonaktiebolaget LM Ericsson (publ) | 28560 |
15 |
| Texas Instruments Incorporated | 19587 |
14 |
| Other owners | 852 |