- 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: 168
10-year publication summary
|
27
|
16
|
14
|
18
|
7
|
13
|
15
|
14
|
8
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25998 |
5 |
| Centre National de La Recherche Scientifique | 11133 |
4 |
| Ricoh Company, Ltd. | 13413 |
4 |
| Google LLC | 44900 |
4 |
| Human Design Medical, LLC | 21 |
4 |
| Sony Group Corporation | 16234 |
4 |
| BAE SYSTEMS plc | 2528 |
3 |
| Qorvo US, Inc. | 2441 |
3 |
| Universite de Franche-comte | 178 |
3 |
| University of Utah Research Foundation | 1880 |
3 |
| Avago Technologies International Sales Pte. Limited | 8522 |
3 |
| Sony Europe B.V. | 1225 |
3 |
| The Regents of the University of California | 20960 |
2 |
| Honeywell International Inc. | 12767 |
2 |
| FUJIFILM Corporation | 30808 |
2 |
| Board of Regents, The University of Texas System | 6187 |
2 |
| The General Hospital Corporation | 4900 |
2 |
| The United States of America as represented by the Secretary of the Army | 1265 |
2 |
| Nokia Technologies Oy | 21978 |
2 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2326 |
2 |
| Other owners | 109 |