- All sections
- G - Physics
- G08B - Signalling or calling systemsorder telegraphsalarm systems
- G08B 17/117 - Actuation by presence of smoke or gases by using a detection device for specific gases, e.g. combustion products, produced by the fire
Patent holdings for IPC class G08B 17/117
Total number of patents in this class: 207
10-year publication summary
|
11
|
18
|
25
|
28
|
18
|
22
|
12
|
20
|
20
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 43553 |
35 |
| Honeywell International Inc. | 13583 |
13 |
| Kidde Fire Protection LLC | 423 |
12 |
| Tyco Fire & Security GmbH | 3516 |
6 |
| Dryad Networks GmbH | 88 |
5 |
| Siemens AG | 24329 |
4 |
| UT-Battelle, LLC | 1495 |
4 |
| Samsung Electronics Co., Ltd. | 152304 |
3 |
| NEC Corporation | 36475 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 33168 |
3 |
| Carrier Corporation | 3980 |
3 |
| Hochiki Corporation | 155 |
3 |
| Nevada Nanotech Systems Inc. | 28 |
3 |
| Garrett Thermal Systems Limited | 50 |
3 |
| Briggs & Stratton, LLC | 684 |
3 |
| Johnson Controls Tyco IP Holdings LLP | 416 |
3 |
| Progress Lighting, LLC | 79 |
3 |
| 3m Innovative Properties Company | 17589 |
2 |
| The Boeing Company | 20110 |
2 |
| Robert Bosch GmbH | 43385 |
2 |
| Other owners | 92 |