- All sections
- G - Physics
- G08B - Signalling or calling systemsorder telegraphsalarm systems
- G08B 13/184 - 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 radiation reflectors
Patent holdings for IPC class G08B 13/184
Total number of patents in this class: 31
10-year publication summary
|
3
|
6
|
0
|
4
|
4
|
4
|
2
|
2
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Optex Co., Ltd. | 173 |
3 |
| FFEI Limited | 22 |
2 |
| Google LLC | 43852 |
2 |
| InVue Security Products Inc. | 385 |
2 |
| Sensormatic Electronics, LLC | 876 |
2 |
| Birdie Love Inc. | 14 |
2 |
| Denso Corporation | 25232 |
1 |
| Denso Wave Incorporated | 397 |
1 |
| Verizon Patent And Licensing Inc. | 7495 |
1 |
| Raytheon Company | 8465 |
1 |
| The Furukawa Electric Co., Ltd. | 3701 |
1 |
| Checkpoint Systems, Inc. | 314 |
1 |
| EADS Deutschland GmbH | 360 |
1 |
| Essence Security International (E.S.I) LTD. | 89 |
1 |
| Fasteners for Retail, Inc. | 359 |
1 |
| Shilat Optronics Ltd. | 14 |
1 |
| Tyco Fire & Security GmbH | 3579 |
1 |
| Shenzhen Water World Co., Ltd. | 328 |
1 |
| Hong Kong Applied Science and Technology Research Institute Co., Ltd. | 731 |
1 |
| Bitsensing Inc. | 49 |
1 |
| Other owners | 4 |