- 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
1
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2
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5
|
6
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4
|
5
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2
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2
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0
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0
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
MACOM Technology Solutions Holdings, Inc. | 784 |
3 |
Texas Instruments Incorporated | 19376 |
2 |
Analog Devices, Inc. | 3475 |
2 |
ams AG | 807 |
2 |
Universitat Stuttgart | 280 |
2 |
Analog Devices International Unlimited Company | 1724 |
2 |
Sony Corporation | 32931 |
1 |
Sony Ericsson Mobile Communications AB | 2014 |
1 |
Intel Corporation | 45621 |
1 |
Texas Instruments Japan, Ltd. | 1656 |
1 |
Semiconductor Components Industries, L.L.C. | 5345 |
1 |
Cree, Inc. | 1157 |
1 |
Fuji Electric Co., Ltd. | 4750 |
1 |
Realtek Semiconductor Corp. | 3028 |
1 |
Purdue Research Foundation | 3277 |
1 |
Beken Corporation | 85 |
1 |
Morfis Semiconductor, Inc. | 5 |
1 |
THX Ltd. | 73 |
1 |
Shenzhen Goodix Technology Co., Ltd. | 2241 |
1 |
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6132 |
1 |
Other owners | 4 |