- All sections
- H - Electricity
- H03F - Amplifiers
- H03F 3/213 - Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only in integrated circuits
Patent holdings for IPC class H03F 3/213
Total number of patents in this class: 704
10-year publication summary
|
25
|
37
|
82
|
129
|
123
|
99
|
70
|
55
|
66
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 22355 |
92 |
| Skyworks Solutions, Inc. | 3450 |
90 |
| NXP USA, Inc. | 4155 |
61 |
| Qorvo US, Inc. | 2018 |
40 |
| Qualcomm Incorporated | 76576 |
33 |
| Psemi Corporation | 898 |
32 |
| MACOM Technology Solutions Holdings, Inc. | 784 |
25 |
| Texas Instruments Incorporated | 19376 |
12 |
| Lansus Technologies Inc. | 160 |
11 |
| Cirrus Logic International Semiconductor Ltd. | 792 |
9 |
| DSP Group Ltd. | 169 |
9 |
| Ericsson | 20417 |
8 |
| Ampleon Netherlands B.V. | 101 |
8 |
| Samsung Electronics Co., Ltd. | 131630 |
7 |
| Apple Inc. | 50209 |
7 |
| Raytheon Company | 8535 |
7 |
| GLOBALFOUNDRIES U.S. Inc. | 6459 |
7 |
| Samsung Electro-mechanics Co., Ltd. | 4798 |
6 |
| Cirrus Logic, Inc. | 1719 |
6 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
6 |
| Other owners | 228 |