- 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
|
150
|
134
|
104
|
46
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honeywell International Inc. | 13557 |
75 |
| The Boeing Company | 20139 |
74 |
| Google LLC | 42752 |
47 |
| Ford Global Technologies, LLC | 20769 |
46 |
| Denso Corporation | 24588 |
41 |
| Eaton Intelligent Power Limited | 6040 |
38 |
| GM Global Technology Operations LLC | 15220 |
37 |
| Apple Inc. | 55735 |
34 |
| International Business Machines Corporation | 61616 |
32 |
| Robert Bosch GmbH | 42861 |
32 |
| NEC Corporation | 36129 |
24 |
| Rockwell Automation Technologies, Inc. | 2726 |
24 |
| Rockwell Collins, Inc. | 2511 |
24 |
| State Farm Mutual Automobile Insurance Company | 3135 |
24 |
| Honda Motor Co., Ltd. | 25776 |
23 |
| Malikie Innovations Limited | 7038 |
23 |
| Samsung Electronics Co., Ltd. | 148077 |
22 |
| Sony Corporation | 30901 |
21 |
| Toyota Motor Corporation | 33077 |
21 |
| Panasonic Intellectual Property Management Co., Ltd. | 32095 |
20 |
| Other owners | 3812 |