- All sections
- B - Performing operationstransporting
- B66B - Elevatorsescalators or moving walkways
- B66B 1/42 - Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings separate from the main drive
Patent holdings for IPC class B66B 1/42
Total number of patents in this class: 35
10-year publication summary
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2
|
3
|
2
|
1
|
0
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0
|
3
|
2
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2
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Inventio AG | 2384 |
13 |
| Otis Elevator Company | 2657 |
5 |
| Mitsubishi Electric Corporation | 46295 |
4 |
| Kone Oyj | 2088 |
3 |
| Hyundai Motor Company | 22167 |
1 |
| Frank's International, LLC | 239 |
1 |
| Industry-University Cooperation Foundation Sunmoon University | 39 |
1 |
| Kabushiki Kaisha Yaskawa Denki | 1476 |
1 |
| Schindler Aufzuge AG, | 2 |
1 |
| ThyssenKrupp AG | 3298 |
1 |
| ThyssenKrupp Elevator AG | 209 |
1 |
| ThyssenKrupp Elevator Capital Corporation | 19 |
1 |
| Kia Corporation | 9861 |
1 |
| BASE AND POWER CITY Corp. | 8 |
1 |
| Other owners | 0 |