- 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: 1212
10-year publication summary
|
130
|
115
|
109
|
103
|
121
|
93
|
88
|
61
|
48
|
34
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 84847 |
86 |
| Texas Instruments Incorporated | 19494 |
50 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42389 |
45 |
| Huawei Technologies Co., Ltd. | 111764 |
37 |
| Apple Inc. | 54610 |
30 |
| Samsung Electronics Co., Ltd. | 145025 |
27 |
| International Business Machines Corporation | 61185 |
27 |
| Intel Corporation | 46893 |
27 |
| Ericsson | 21674 |
25 |
| Telefonaktiebolaget LM Ericsson (publ) | 27858 |
25 |
| Skyworks Solutions, Inc. | 3708 |
24 |
| STMicroelectronics S.r.l. | 3621 |
23 |
| Seiko Epson Corporation | 19316 |
20 |
| Mediatek Inc. | 5091 |
19 |
| Infineon Technologies AG | 8209 |
18 |
| Marvell Asia PTE, Ltd. | 6551 |
14 |
| Xilinx, Inc. | 4007 |
13 |
| Realtek Semiconductor Corp. | 3276 |
13 |
| Sony Semiconductor Solutions Corporation | 10380 |
13 |
| Cavium International | 5063 |
13 |
| Other owners | 663 |