- All sections
- G - Physics
- G10K - Sound-producing devicesmethods or devices for protecting against, or for damping, noise or other acoustic waves in generalacoustics not otherwise provided for
- G10K 11/04 - Acoustic filters
Patent holdings for IPC class G10K 11/04
Total number of patents in this class: 166
10-year publication summary
|
18
|
27
|
16
|
14
|
18
|
7
|
13
|
14
|
12
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Centre National de La Recherche Scientifique | 10414 |
4 |
| Ricoh Company, Ltd. | 13247 |
4 |
| Google LLC | 42038 |
4 |
| Human Design Medical, LLC | 21 |
4 |
| Murata Manufacturing Co., Ltd. | 24465 |
3 |
| Universite de Franche-comte | 188 |
3 |
| Avago Technologies International Sales Pte. Limited | 8777 |
3 |
| Sony Europe B.V. | 1126 |
3 |
| Sony Group Corporation | 13703 |
3 |
| The Regents of the University of California | 19868 |
2 |
| Honeywell International Inc. | 13525 |
2 |
| FUJIFILM Corporation | 29305 |
2 |
| Board of Regents, The University of Texas System | 5772 |
2 |
| Nokia Technologies Oy | 17651 |
2 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2148 |
2 |
| BAE SYSTEMS plc | 2334 |
2 |
| Bongiovi Acoustics LLC. | 75 |
2 |
| Decision Sciences Medical Company, LLC | 36 |
2 |
| EMPA Eidgenössische Materialprüfungs-und Forschungsanstalt | 188 |
2 |
| Endress + Hauser Flowtec AG | 608 |
2 |
| Other owners | 113 |