- All sections
- G - Physics
- G08B - Signalling or calling systems; order telegraphs; alarm systems
- G08B 3/00 - Audible signalling systems; Audible personal calling systems
Patent holdings for IPC class G08B 3/00
Total number of patents in this class: 404
10-year publication summary
38
|
52
|
51
|
28
|
19
|
21
|
25
|
21
|
23
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Motorola Solutions, Inc. | 4355 |
9 |
Samsung Electronics Co., Ltd. | 131630 |
7 |
Oshkosh Corporation | 1006 |
7 |
LG Electronics Inc. | 69257 |
6 |
International Business Machines Corporation | 60644 |
6 |
Honeywell International Inc. | 13799 |
6 |
AT&T Intellectual Property I, L.P. | 9886 |
6 |
Alarm.com Incorporated | 931 |
6 |
Apple Inc. | 50209 |
4 |
Qualcomm Incorporated | 76576 |
4 |
Sony Corporation | 32931 |
4 |
Toyota Motor Corporation | 28582 |
4 |
Dell Products L.P. | 11144 |
4 |
Gentex Corporation | 1742 |
4 |
Google LLC | 38759 |
4 |
Kuna Systems Corporation | 34 |
4 |
Martigold Enterprises, LLC | 8 |
4 |
BlackBerry Limited | 5958 |
3 |
Kimberly-clark Worldwide, Inc. | 5854 |
3 |
Hewlett-Packard Development Company, L.P. | 28538 |
3 |
Other owners | 306 |