- All sections
- G - Physics
- G08B - Signalling or calling systemsorder telegraphsalarm systems
- G08B 13/186 - Actuation by interference with heat, light, or radiation of shorter wavelengthActuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier using light guides, e.g. optical fibres
Patent holdings for IPC class G08B 13/186
Total number of patents in this class: 112
10-year publication summary
|
4
|
10
|
8
|
15
|
6
|
12
|
15
|
5
|
8
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 35652 |
12 |
| CyberSecure IPS, LLC | 28 |
10 |
| Fiber Sense Limited | 39 |
8 |
| Network Integrity Systems Inc. | 28 |
6 |
| Carrier Corporation | 4345 |
5 |
| OptaSense Holdings Limited | 194 |
4 |
| Joint-Stock Company "Institute "orgenergostroy" | 9 |
4 |
| Google LLC | 42196 |
3 |
| OpticalLock Inc. | 10 |
3 |
| Ciena Corporation | 2030 |
2 |
| B/E Aerospace, Inc. | 1649 |
2 |
| MBDA UK Limited | 220 |
2 |
| Nuctech Company Limited | 1422 |
2 |
| Tianjin University | 802 |
2 |
| Kidde Fire Protection LLC | 113 |
2 |
| Schlumberger Technology Corporation | 10717 |
1 |
| Schlumberger Canada Limited | 7296 |
1 |
| Schlumberger Technology B.v. | 5168 |
1 |
| Schlumberger Holdings Limited | 2828 |
1 |
| Corning Incorporated | 10259 |
1 |
| Other owners | 40 |