- 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 29/00 - Generation of noise currents and voltages
Patent holdings for IPC class H03B 29/00
Total number of patents in this class: 321
10-year publication summary
|
27
|
22
|
14
|
21
|
8
|
11
|
3
|
7
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bose Corporation | 2995 |
28 |
| Cirrus Logic, Inc. | 1776 |
14 |
| Samsung Electronics Co., Ltd. | 146534 |
9 |
| Honda Motor Co., Ltd. | 25301 |
9 |
| Apple Inc. | 55017 |
8 |
| Google LLC | 42292 |
8 |
| Harman Becker Automotive Systems GmbH | 648 |
7 |
| Qualcomm Incorporated | 85550 |
6 |
| Panasonic Corporation | 20093 |
6 |
| Panasonic Automotive Systems Co., Ltd. | 1892 |
6 |
| ST Portfolio Holdings, LLC | 235 |
6 |
| Hewlett-Packard Development Company, L.P. | 25869 |
5 |
| Sony Corporation | 31028 |
4 |
| Harman International Industries, Incorporated | 2652 |
4 |
| Osaka University | 3377 |
4 |
| Avago Technologies International Sales Pte. Limited | 8752 |
4 |
| Texas Instruments Incorporated | 19448 |
3 |
| Hyundai Motor Company | 22044 |
3 |
| Panasonic Intellectual Property Corporation of America | 6793 |
3 |
| Amazon Technologies, Inc. | 26741 |
3 |
| Other owners | 181 |