- 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 1/04 - Reducing undesired oscillations, e.g. harmonics
Patent holdings for IPC class H03B 1/04
Total number of patents in this class: 78
10-year publication summary
|
8
|
13
|
14
|
8
|
11
|
6
|
4
|
4
|
0
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42945 |
6 |
| Texas Instruments Incorporated | 19443 |
5 |
| Ericsson | 21804 |
4 |
| Qualcomm Incorporated | 85833 |
3 |
| Infineon Technologies AG | 8224 |
3 |
| Mediatek Inc. | 5136 |
3 |
| Analog Devices, Inc. | 3383 |
3 |
| BAE SYSTEMS plc | 2337 |
3 |
| Samsung Electronics Co., Ltd. | 146811 |
2 |
| International Business Machines Corporation | 61305 |
2 |
| Texas Instruments Japan, Ltd. | 1656 |
2 |
| Realtek Semiconductor Corp. | 3295 |
2 |
| Edwards Japan Limited | 423 |
2 |
| Nanowave Technologies Inc. | 48 |
2 |
| Vida IP, LLC | 2 |
2 |
| Avago Technologies International Sales Pte. Limited | 8748 |
2 |
| Sony Corporation | 31025 |
1 |
| The Boeing Company | 20084 |
1 |
| NEC Corporation | 35778 |
1 |
| Toshiba Corporation | 12367 |
1 |
| Other owners | 28 |