- All sections
- G - Physics
- G08B - Signalling or calling systemsorder telegraphsalarm systems
- G08B 13/18 - Actuation by interference with heat, light, or radiation of shorter wavelengthActuation by intruding sources of heat, light, or radiation of shorter wavelength
Patent holdings for IPC class G08B 13/18
Total number of patents in this class: 239
10-year publication summary
|
34
|
28
|
14
|
19
|
7
|
10
|
3
|
5
|
4
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tyco Fire & Security GmbH | 3652 |
9 |
| Resideo LLC | 1184 |
9 |
| Seiko Epson Corporation | 20259 |
6 |
| KEYENCE Corporation | 519 |
6 |
| Icove and Associates, LLC | 8 |
5 |
| Resolution Products, LLC | 40 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
4 |
| OpticalLock Inc. | 10 |
4 |
| Walmart Apollo, LLC | 6575 |
4 |
| Panasonic Corporation | 18962 |
3 |
| Robert Bosch GmbH | 44176 |
3 |
| Raytheon Company | 8448 |
3 |
| Sensormatic Electronics, LLC | 877 |
3 |
| Solarbeam Security, LLC | 4 |
3 |
| Gen Digital Inc. | 974 |
3 |
| NEC Corporation | 37005 |
2 |
| Texas Instruments Incorporated | 19653 |
2 |
| Lockheed Martin Corporation | 3255 |
2 |
| Amazon Technologies, Inc. | 28118 |
2 |
| The United States of America as represented by the Secretary of the Navy | 2860 |
2 |
| Other owners | 159 |