- 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: 1342
10-year publication summary
|
130
|
118
|
115
|
83
|
52
|
42
|
29
|
27
|
15
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sonos, Inc. | 2803 |
81 |
| Qualcomm Incorporated | 90674 |
36 |
| Qorvo US, Inc. | 2380 |
32 |
| Dolby Laboratories Licensing Corporation | 4286 |
30 |
| Samsung Electronics Co., Ltd. | 154751 |
27 |
| Apple Inc. | 58208 |
27 |
| Skyworks Solutions, Inc. | 3895 |
27 |
| Voyetra Turtle Beach, Inc. | 522 |
27 |
| Intel Corporation | 46718 |
23 |
| Quantance, Inc. | 70 |
23 |
| Panasonic Corporation | 19485 |
21 |
| Avago Technologies International Sales Pte. Limited | 8591 |
21 |
| Cirrus Logic, Inc. | 1792 |
19 |
| SnapTrack, Inc. | 532 |
19 |
| ZTE Corporation | 43688 |
17 |
| Murata Manufacturing Co., Ltd. | 25588 |
16 |
| NEC Corporation | 36733 |
15 |
| Huawei Technologies Co., Ltd. | 120888 |
15 |
| Telefonaktiebolaget LM Ericsson (publ) | 28660 |
15 |
| Texas Instruments Incorporated | 19628 |
14 |
| Other owners | 837 |