- All sections
- G - Physics
- G08B - Signalling or calling systems; order telegraphs; alarm systems
- G08B 17/107 - Actuation by presence of smoke or gases using a light emitting and receiving device for detecting light-scattering due to smoke
Patent holdings for IPC class G08B 17/107
Total number of patents in this class: 430
10-year publication summary
|
29
|
18
|
27
|
49
|
58
|
49
|
48
|
29
|
37
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carrier Corporation | 4759 |
79 |
| Siemens Schweiz AG | 580 |
30 |
| Hochiki Corporation | 155 |
26 |
| Honeywell International Inc. | 13799 |
23 |
| Garrett Thermal Systems Limited | 73 |
18 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
15 |
| Nohmi Bosai Ltd. | 43 |
15 |
| Valor Fire Safety, LLC | 17 |
14 |
| Google LLC | 38759 |
12 |
| Fenwal Controls of Japan, Ltd. | 18 |
11 |
| Siemens AG | 24990 |
10 |
| Kidde Technologies, Inc. | 276 |
9 |
| Analog Devices, Inc. | 3475 |
8 |
| Pixart Imaging Inc. | 1581 |
7 |
| Autronica Fire & Security AS | 19 |
7 |
| Amrona AG | 83 |
6 |
| Sprue Safety Products Ltd. | 40 |
6 |
| Tyco Fire & Security GmbH | 2172 |
6 |
| Xtralis Technologies Ltd | 23 |
6 |
| Xenex Disinfection Services Inc. | 89 |
5 |
| Other owners | 117 |