- All sections
- G - Physics
- G08B - Signalling or calling systemsorder telegraphsalarm systems
- G08B 5/40 - Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using smoke, fire or coloured gases
Patent holdings for IPC class G08B 5/40
Total number of patents in this class: 12
10-year publication summary
|
1
|
4
|
3
|
3
|
1
|
0
|
0
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 62742 |
1 |
| Airbus Operations S.A.S. | 2563 |
1 |
| Carlit Holdings Co., Ltd. | 28 |
1 |
| Keiwa Inc. | 203 |
1 |
| Nippon Kayaku Kabushiki Kaisha | 1458 |
1 |
| StrongPoint Cash Security AB | 2 |
1 |
| Carbon Reveal, LLC | 1 |
1 |
| Maritime Disaster Prevention Center | 3 |
1 |
| Nicoventures Trading Limited | 4742 |
1 |
| Deng, Hua | 1 |
1 |
| Designer Karolina Adolfsson | 1 |
1 |
| Invent Worlds, LLC | 2 |
1 |
| Other owners | 0 |