- 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: 6264
10-year publication summary
|
656
|
726
|
669
|
687
|
738
|
796
|
636
|
611
|
553
|
343
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 157557 |
106 |
| Google LLC | 44482 |
84 |
| International Business Machines Corporation | 62621 |
74 |
| State Farm Mutual Automobile Insurance Company | 3414 |
74 |
| Honeywell International Inc. | 12778 |
65 |
| Apple Inc. | 58705 |
55 |
| LG Energy Solution, Ltd. | 18838 |
46 |
| Federal Express Corporation | 684 |
41 |
| LG Electronics Inc. | 75654 |
36 |
| Alarm.com Incorporated | 1014 |
36 |
| May Patents Ltd. | 167 |
36 |
| Oshkosh Corporation | 1606 |
34 |
| Tyco Fire & Security GmbH | 3631 |
32 |
| Caterpillar Inc. | 10272 |
31 |
| Saudi Arabian Oil Company | 14207 |
31 |
| ARC Devices Limited | 67 |
30 |
| The Boeing Company | 20160 |
27 |
| Intel Corporation | 47102 |
27 |
| Motorola Solutions, Inc. | 4583 |
26 |
| Digital Global Systems, Inc. | 699 |
26 |
| Other owners | 5347 |