- All sections
- H - Electricity
- H03B - Generation of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching mannergeneration of noise by such circuits
- H03B 5/12 - Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
Patent holdings for IPC class H03B 5/12
Total number of patents in this class: 1214
10-year publication summary
|
130
|
115
|
109
|
103
|
121
|
93
|
88
|
61
|
48
|
32
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 84501 |
85 |
| Texas Instruments Incorporated | 19487 |
50 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42118 |
45 |
| Huawei Technologies Co., Ltd. | 110995 |
37 |
| Apple Inc. | 54479 |
30 |
| Samsung Electronics Co., Ltd. | 144143 |
27 |
| International Business Machines Corporation | 61023 |
27 |
| Intel Corporation | 46699 |
27 |
| Ericsson | 21593 |
25 |
| Telefonaktiebolaget LM Ericsson (publ) | 27794 |
25 |
| Skyworks Solutions, Inc. | 3701 |
24 |
| STMicroelectronics S.r.l. | 3620 |
23 |
| Seiko Epson Corporation | 19269 |
20 |
| Mediatek Inc. | 5050 |
19 |
| Infineon Technologies AG | 8199 |
18 |
| Marvell Asia PTE, Ltd. | 6555 |
14 |
| Xilinx, Inc. | 4012 |
13 |
| Realtek Semiconductor Corp. | 3271 |
13 |
| Sony Semiconductor Solutions Corporation | 10271 |
13 |
| Cavium International | 5080 |
13 |
| Other owners | 666 |