- All sections
- G - Physics
- G08B - Signalling or calling systems; order telegraphs; alarm systems
- G08B 21/24 - Reminder alarms, e.g. anti-loss alarms
Patent holdings for IPC class G08B 21/24
Total number of patents in this class: 1841
10-year publication summary
|
168
|
233
|
272
|
269
|
255
|
268
|
266
|
250
|
163
|
43
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tile, Inc. | 304 |
63 |
| GOJO Industries, Inc. | 891 |
52 |
| Apple Inc. | 50209 |
39 |
| NEC Corporation | 32703 |
31 |
| Samsung Electronics Co., Ltd. | 131630 |
26 |
| International Business Machines Corporation | 60644 |
21 |
| Essity Hygiene and Health Aktiebolag | 1990 |
21 |
| Huawei Technologies Co., Ltd. | 100781 |
20 |
| Alarm.com Incorporated | 931 |
19 |
| Ford Global Technologies, LLC | 19702 |
16 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
16 |
| Boe Technology Group Co., Ltd. | 35384 |
16 |
| Ecolab USA Inc. | 5190 |
16 |
| Honda Motor Co., Ltd. | 24537 |
15 |
| Toyota Motor Corporation | 28582 |
15 |
| Sony Corporation | 32931 |
13 |
| Mitsubishi Electric Corporation | 43934 |
13 |
| Microsoft Technology Licensing, LLC | 51439 |
13 |
| LG Electronics Inc. | 69257 |
11 |
| ZTE Corporation | 39218 |
11 |
| Other owners | 1394 |