- 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 9/20 - Sounding members
Patent holdings for IPC class G10K 9/20
Total number of patents in this class: 33
10-year publication summary
|
2
|
5
|
2
|
3
|
2
|
1
|
1
|
3
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43428 |
5 |
| DeftIO LLC | 5 |
4 |
| Hyundai Motor Company | 23400 |
2 |
| Google LLC | 43583 |
2 |
| Honda Motor Co., Ltd. | 25802 |
1 |
| Sumitomo Electric Industries, Ltd. | 16017 |
1 |
| Denso Corporation | 25074 |
1 |
| Kia Motors Corporation | 7736 |
1 |
| Mazda Motor Corporation | 3247 |
1 |
| Continental Engineering Services GmbH | 42 |
1 |
| Dyaco International Inc. | 88 |
1 |
| Gill Instruments Limited | 5 |
1 |
| Goto Denshi Co., Ltd. | 10 |
1 |
| Gulfstream Aerospace Corporation | 675 |
1 |
| J & K Car Electronics Corporation | 2 |
1 |
| Mallory Sonalert Products, Inc. | 15 |
1 |
| META System S.p.A. | 94 |
1 |
| Montres Breguet S.A. | 347 |
1 |
| Security Equipment Corporation | 62 |
1 |
| UTC Fire & Security Corporation | 91 |
1 |
| Other owners | 4 |