- All sections
- H - Electricity
- H03F - Amplifiers
- H03F 3/42 - Amplifiers with two or more amplifying elements having their DC paths in series with the load, the control electrode of each element being excited by at least part of the input signal, e.g. so-called totem-pole amplifiers
Patent holdings for IPC class H03F 3/42
Total number of patents in this class: 31
10-year publication summary
|
5
|
6
|
4
|
5
|
2
|
3
|
0
|
1
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| MACOM Technology Solutions Holdings, Inc. | 855 |
3 |
| Texas Instruments Incorporated | 19653 |
2 |
| ams AG | 758 |
2 |
| Analog Devices International Unlimited Company | 2021 |
2 |
| Sony Corporation | 30236 |
1 |
| Sony Ericsson Mobile Communications AB | 1403 |
1 |
| Intel Corporation | 47063 |
1 |
| Texas Instruments Japan, Ltd. | 1656 |
1 |
| Rohm Co., Ltd. | 6811 |
1 |
| Analog Devices, Inc. | 3324 |
1 |
| Cree, Inc. | 924 |
1 |
| Fuji Electric Co., Ltd. | 5461 |
1 |
| Realtek Semiconductor Corp. | 3502 |
1 |
| Fujikura Ltd. | 3072 |
1 |
| Purdue Research Foundation | 3908 |
1 |
| Alcon, Inc. | 5824 |
1 |
| Beken Corporation | 112 |
1 |
| Morfis Semiconductor, Inc. | 5 |
1 |
| Saluda Medical Pty Limited | 321 |
1 |
| Sensata Technologies, Inc. | 434 |
1 |
| Other owners | 6 |