- 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: 1910
10-year publication summary
|
233
|
272
|
269
|
256
|
268
|
266
|
250
|
166
|
135
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tile, Inc. | 326 |
66 |
| GOJO Industries, Inc. | 891 |
50 |
| Apple Inc. | 52607 |
41 |
| NEC Corporation | 34337 |
37 |
| Samsung Electronics Co., Ltd. | 138518 |
26 |
| Huawei Technologies Co., Ltd. | 106498 |
22 |
| International Business Machines Corporation | 60075 |
21 |
| Alarm.com Incorporated | 951 |
20 |
| Essity Hygiene and Health Aktiebolag | 2015 |
20 |
| Toyota Motor Corporation | 30345 |
17 |
| Panasonic Intellectual Property Management Co., Ltd. | 29620 |
17 |
| Ecolab USA Inc. | 5336 |
17 |
| Ford Global Technologies, LLC | 20057 |
16 |
| Boe Technology Group Co., Ltd. | 38777 |
16 |
| Honda Motor Co., Ltd. | 24865 |
14 |
| Sony Corporation | 31565 |
13 |
| Mitsubishi Electric Corporation | 44738 |
13 |
| Microsoft Technology Licensing, LLC | 52891 |
13 |
| Google LLC | 40754 |
12 |
| LG Electronics Inc. | 70898 |
11 |
| Other owners | 1448 |