- All sections
- G - Physics
- G08B - Signalling or calling systemsorder telegraphsalarm systems
- G08B 21/00 - Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
Patent holdings for IPC class G08B 21/00
Total number of patents in this class: 4494
10-year publication summary
|
377
|
381
|
288
|
223
|
223
|
180
|
149
|
129
|
96
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honeywell International Inc. | 13548 |
76 |
| The Boeing Company | 20090 |
74 |
| Ford Global Technologies, LLC | 20668 |
46 |
| Google LLC | 42379 |
46 |
| Denso Corporation | 24372 |
41 |
| Eaton Intelligent Power Limited | 6006 |
38 |
| GM Global Technology Operations LLC | 15106 |
37 |
| Apple Inc. | 55229 |
33 |
| Robert Bosch GmbH | 42721 |
32 |
| International Business Machines Corporation | 61344 |
31 |
| Rockwell Automation Technologies, Inc. | 2729 |
24 |
| Rockwell Collins, Inc. | 2503 |
24 |
| Honda Motor Co., Ltd. | 25335 |
23 |
| NEC Corporation | 35793 |
23 |
| State Farm Mutual Automobile Insurance Company | 3119 |
23 |
| Malikie Innovations Limited | 7109 |
23 |
| Samsung Electronics Co., Ltd. | 147003 |
21 |
| Sony Corporation | 31004 |
21 |
| Toyota Motor Corporation | 32542 |
20 |
| Panasonic Intellectual Property Management Co., Ltd. | 31598 |
20 |
| Other owners | 3818 |