- All sections
- B - Performing operations; transporting
- B66B - Elevators; escalators or moving walkways
- B66B 5/08 - Applications of checking, fault-correcting or safety devices in elevators responsive to abnormal operating conditions for preventing overwinding
Patent holdings for IPC class B66B 5/08
Total number of patents in this class: 16
10-year publication summary
|
1
|
1
|
1
|
6
|
1
|
3
|
1
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Olko-maschinentechnik GmbH | 19 |
3 |
| Taiyuan University of Technology | 212 |
3 |
| China University of Mining and Technology | 1189 |
2 |
| Kone Oyj | 2000 |
2 |
| FLSmidth A/S | 923 |
2 |
| Inventio AG | 2314 |
1 |
| Siemag Tecberg GmbH | 31 |
1 |
| Technological Resources Pty. Limited | 444 |
1 |
| Obshchestvo S Ogranichennoi Otvetstvennostyu "tekhresursy" | 1 |
1 |
| Other owners | 0 |