- All sections
- G - Physics
- G08B - Signalling or calling systemsorder telegraphsalarm systems
- G08B 3/02 - Audible signalling systemsAudible personal calling systems using only mechanical transmission
Patent holdings for IPC class G08B 3/02
Total number of patents in this class: 20
10-year publication summary
|
2
|
4
|
3
|
1
|
2
|
3
|
2
|
2
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SimpliSafe, Inc. | 379 |
3 |
| Sanofi-Aventis Deutschland GmbH | 2604 |
2 |
| Prometheus Medical Innovations LLC | 4 |
2 |
| Asia Fire Protection Co., Ltd. | 3 |
1 |
| Bose Corporation | 3080 |
1 |
| Goertek Inc. | 2773 |
1 |
| Industrial Sonomechanics, LLC | 9 |
1 |
| Intelligent Devices SEZC Inc. | 37 |
1 |
| SEB S.A. | 1672 |
1 |
| Seeo, Inc. | 148 |
1 |
| Stant USA Corp. | 114 |
1 |
| University of Massachusetts | 2295 |
1 |
| Schmidt, Donald M. | 1 |
1 |
| Nanjing Lishui High-Tech Venture Capital Management Co., Ltd | 165 |
1 |
| Shekinah Co., Ltd | 3 |
1 |
| Oso-ai | 8 |
1 |
| Other owners | 0 |