- All sections
- G - Physics
- G08B - Signalling or calling systemsorder telegraphsalarm systems
- G08B 7/02 - Signalling systems according to more than one of groups Personal calling systems according to more than one of groups using mechanical transmission
Patent holdings for IPC class G08B 7/02
Total number of patents in this class: 10
10-year publication summary
|
1
|
1
|
4
|
3
|
2
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0
|
2
|
1
|
0
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microsoft Technology Licensing, LLC | 53720 |
2 |
| Walmart Apollo, LLC | 6166 |
2 |
| Canon Inc. | 39888 |
1 |
| Nokia Technologies Oy | 17808 |
1 |
| Hanbat National University Industry-Academic Cooperation Foundation | 153 |
1 |
| Mccav Air Brake Warning System, LLC | 1 |
1 |
| Shenzhen Relx Technology Co., Ltd. | 242 |
1 |
| Tucker Maidstone LLC | 3 |
1 |
| Other owners | 0 |