- 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 5/18 - Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
Patent holdings for IPC class H03B 5/18
Total number of patents in this class: 237
10-year publication summary
|
20
|
22
|
16
|
9
|
15
|
17
|
13
|
4
|
8
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Telefonaktiebolaget LM Ericsson (publ) | 28880 |
14 |
| Analog Devices, Inc. | 3321 |
12 |
| Qualcomm Incorporated | 93172 |
6 |
| Shenzhen Xinguodu Technology Co., Ltd. | 1910 |
6 |
| Samsung Electronics Co., Ltd. | 158842 |
5 |
| Ericsson | 22995 |
5 |
| Intel Corporation | 46449 |
5 |
| Infineon Technologies AG | 8418 |
5 |
| Raytheon Company | 8443 |
5 |
| MUFG Union Bank, N.A. | 439 |
5 |
| Siemens AG | 23972 |
4 |
| The Regents of the University of California | 20868 |
4 |
| International Business Machines Corporation | 62769 |
4 |
| ResMed Sensor Technologies Limited | 269 |
4 |
| Synergy Microwave Corporation | 36 |
4 |
| NXP USA, Inc. | 4407 |
4 |
| Apple Inc. | 59177 |
3 |
| Mitsubishi Electric Corporation | 48287 |
3 |
| Mediatek Inc. | 5471 |
3 |
| Anritsu Company | 77 |
3 |
| Other owners | 133 |