- All sections
- H - Electricity
- H03G - Control of amplification
- H03G 5/00 - Tone control or bandwidth control in amplifiers
Patent holdings for IPC class H03G 5/00
Total number of patents in this class: 649
10-year publication summary
60
|
49
|
85
|
51
|
36
|
38
|
28
|
24
|
13
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sonos, Inc. | 2274 |
60 |
Dolby Laboratories Licensing Corporation | 3883 |
35 |
Bongiovi Acoustics LLC. | 92 |
27 |
Samsung Electronics Co., Ltd. | 131630 |
23 |
DTS, Inc. | 381 |
21 |
Harman International Industries, Incorporated | 2443 |
21 |
Yamaha Corporation | 4054 |
18 |
Cirrus Logic, Inc. | 1719 |
17 |
Sony Corporation | 32931 |
13 |
Winview IP Holdings, LLC | 119 |
13 |
Apple Inc. | 50209 |
12 |
Creative Technology Ltd | 610 |
12 |
Dolby International AB | 1076 |
12 |
Nokia Technologies Oy | 15057 |
11 |
Harman Becker Automotive Systems GmbH | 645 |
10 |
Bose Corporation | 2880 |
9 |
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
8 |
Audyssey Laboratories, Inc. | 27 |
8 |
Dirac Research AB | 59 |
7 |
Dm-dsp, LLC | 8 |
7 |
Other owners | 305 |