- All sections
- G - Physics
- G08B - Signalling or calling systemsorder telegraphsalarm systems
- G08B 21/18 - Status alarms
Patent holdings for IPC class G08B 21/18
Total number of patents in this class: 6183
10-year publication summary
|
656
|
726
|
669
|
687
|
738
|
792
|
634
|
610
|
552
|
269
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 155524 |
104 |
| Google LLC | 44142 |
84 |
| State Farm Mutual Automobile Insurance Company | 3373 |
75 |
| International Business Machines Corporation | 62353 |
73 |
| Honeywell International Inc. | 12762 |
65 |
| Apple Inc. | 58317 |
54 |
| LG Energy Solution, Ltd. | 18095 |
42 |
| Federal Express Corporation | 683 |
41 |
| LG Electronics Inc. | 75330 |
36 |
| Alarm.com Incorporated | 1013 |
36 |
| May Patents Ltd. | 161 |
32 |
| Oshkosh Corporation | 1570 |
32 |
| Tyco Fire & Security GmbH | 3608 |
32 |
| Caterpillar Inc. | 10219 |
31 |
| Saudi Arabian Oil Company | 13969 |
31 |
| ARC Devices Limited | 67 |
30 |
| The Boeing Company | 20137 |
27 |
| Intel Corporation | 46767 |
27 |
| Motorola Solutions, Inc. | 4549 |
25 |
| Fitbit, Inc. | 664 |
25 |
| Other owners | 5281 |