- All sections
- G - Physics
- G08B - Signalling or calling systems; order telegraphs; alarm systems
- G08B 25/08 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
Patent holdings for IPC class G08B 25/08
Total number of patents in this class: 1125
10-year publication summary
77
|
132
|
151
|
179
|
164
|
129
|
85
|
59
|
52
|
15
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Google LLC | 38759 |
66 |
Alarm.com Incorporated | 931 |
31 |
iControl Networks, Inc. | 253 |
28 |
NEC Corporation | 32703 |
27 |
Tile, Inc. | 304 |
23 |
Honeywell International Inc. | 13799 |
20 |
Amazon Technologies, Inc. | 24422 |
20 |
Denso Corporation | 23338 |
16 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
16 |
Vivint, Inc. | 595 |
15 |
Oneevent Technologies, Inc. | 60 |
14 |
Ademco Inc. | 1374 |
14 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
14 |
International Business Machines Corporation | 60644 |
13 |
La Crosse Technology, Ltd. | 71 |
13 |
State Farm Mutual Automobile Insurance Company | 2560 |
12 |
AT&T Intellectual Property I, L.P. | 9886 |
10 |
Carrier Corporation | 4759 |
10 |
Beijing Didi Infinity Technology and Development Co., Ltd. | 1004 |
10 |
Mazda Motor Corporation | 3087 |
9 |
Other owners | 744 |