- 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: 836
10-year publication summary
|
82
|
129
|
123
|
99
|
71
|
58
|
67
|
64
|
56
|
29
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25809 |
121 |
| Skyworks Solutions, Inc. | 3965 |
101 |
| NXP USA, Inc. | 4406 |
65 |
| Qorvo US, Inc. | 2405 |
46 |
| Psemi Corporation | 1086 |
37 |
| Qualcomm Incorporated | 92859 |
35 |
| MACOM Technology Solutions Holdings, Inc. | 859 |
26 |
| Samsung Electronics Co., Ltd. | 158442 |
12 |
| Texas Instruments Incorporated | 19640 |
12 |
| Lansus Technologies Inc. | 315 |
12 |
| GLOBALFOUNDRIES U.S. Inc. | 6380 |
10 |
| Ericsson | 22880 |
9 |
| Cirrus Logic International Semiconductor Ltd. | 924 |
9 |
| DSP Group Ltd. | 164 |
9 |
| Apple Inc. | 59027 |
8 |
| Intel Corporation | 47178 |
8 |
| Mitsubishi Electric Corporation | 48172 |
8 |
| Samsung Electro-mechanics Co., Ltd. | 6126 |
8 |
| Raytheon Company | 8436 |
8 |
| Cirrus Logic, Inc. | 1803 |
8 |
| Other owners | 284 |