- All sections
- G - Physics
- G08B - Signalling or calling systems; order telegraphs; alarm systems
- G08B 5/22 - Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electromagnetic transmission
Patent holdings for IPC class G08B 5/22
Total number of patents in this class: 1451
10-year publication summary
108
|
125
|
183
|
147
|
141
|
149
|
143
|
178
|
101
|
35
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Google LLC | 38759 |
56 |
Hill-Rom Services, Inc. | 1115 |
45 |
Samsung Electronics Co., Ltd. | 131630 |
26 |
Honeywell International Inc. | 13799 |
24 |
Cerner Innovation, Inc. | 1122 |
23 |
Apple Inc. | 50209 |
21 |
Nike, Inc. | 13075 |
19 |
International Business Machines Corporation | 60644 |
17 |
LG Electronics Inc. | 69257 |
16 |
Perdiemco LLC | 17 |
14 |
Tyco Fire & Security GmbH | 2172 |
14 |
KT & G Corporation | 1876 |
13 |
Arlo Technologies, Inc. | 138 |
10 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
9 |
Stryker Corporation | 3864 |
9 |
Alarm.com Incorporated | 931 |
9 |
Axon Enterprise, Inc. | 670 |
9 |
Walmart Apollo, LLC | 5887 |
9 |
Sony Corporation | 32931 |
8 |
Amazon Technologies, Inc. | 24422 |
8 |
Other owners | 1092 |