- All sections
- G - Physics
- G08B - Signalling or calling systemsorder telegraphsalarm systems
- G08B 29/20 - Calibration, including self-calibrating arrangements
Patent holdings for IPC class G08B 29/20
Total number of patents in this class: 138
10-year publication summary
|
13
|
9
|
13
|
12
|
17
|
8
|
8
|
18
|
10
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honeywell International Inc. | 12776 |
15 |
| Google LLC | 44614 |
11 |
| Universal Electronics Inc. | 850 |
6 |
| Kidde Fire Protection LLC | 443 |
5 |
| Carrier Corporation | 3947 |
4 |
| Comcast Cable Communications, LLC | 5199 |
4 |
| SIM IP Hxr LLC | 417 |
4 |
| Covidien LP | 10675 |
3 |
| Masimo Corporation | 1378 |
3 |
| Pixart Imaging Inc. | 1736 |
3 |
| Tyco Fire & Security GmbH | 3672 |
3 |
| UT-Battelle, LLC | 1516 |
3 |
| Green Grid Inc. | 19 |
3 |
| Johnson Controls Tyco IP Holdings LLP | 368 |
3 |
| Koninklijke Philips N.V. | 25938 |
2 |
| 1010210 B.C. Ltd. | 34 |
2 |
| Charter Communications Operating, LLC | 1611 |
2 |
| I-sens, Inc. | 437 |
2 |
| Siemens Schweiz AG | 632 |
2 |
| Rozetatech Co.,Ltd. | 23 |
2 |
| Other owners | 56 |