- All sections
- B - Performing operations; transporting
- B66B - Elevators; escalators or moving walkways
- B66B 5/10 - Applications of checking, fault-correcting or safety devices in elevators responsive to abnormal operating conditions for preventing overwinding electrical
Patent holdings for IPC class B66B 5/10
Total number of patents in this class: 6
10-year publication summary
0
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0
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0
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1
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1
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0
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Otis Elevator Company | 2677 |
3 |
Hitachi, Ltd. | 16452 |
2 |
Shandong University of Science and Technology | 459 |
1 |
Other owners | 0 |