- All sections
- G - Physics
- G08B - Signalling or calling systems; order telegraphs; alarm systems
- G08B 29/20 - Calibration, including self-calibrating arrangements
Patent holdings for IPC class G08B 29/20
Total number of patents in this class: 120
10-year publication summary
|
11
|
12
|
13
|
9
|
13
|
12
|
17
|
8
|
7
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honeywell International Inc. | 13799 |
11 |
| Google LLC | 38759 |
11 |
| Carrier Corporation | 4759 |
10 |
| Ecolink Intelligent Technology, Inc. | 189 |
6 |
| Comcast Cable Communications, LLC | 4075 |
4 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
4 |
| Masimo Corporation | 1234 |
3 |
| Siemens Schweiz AG | 580 |
3 |
| Tyco Fire & Security GmbH | 2172 |
3 |
| Ultrahaptics IP Ltd | 116 |
3 |
| UT-Battelle, LLC | 1333 |
3 |
| Covidien LP | 10647 |
2 |
| Koninklijke Philips N.V. | 22975 |
2 |
| 1010210 B.C. Ltd. | 26 |
2 |
| Charter Communications Operating, LLC | 1054 |
2 |
| I-sens, Inc. | 324 |
2 |
| Green Grid Inc. | 14 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Siemens AG | 24990 |
1 |
| International Business Machines Corporation | 60644 |
1 |
| Other owners | 44 |