- All sections
- B - Performing operations; transporting
- B66B - Elevators; escalators or moving walkways
- B66B 21/12 - Moving walkways of variable speed type
Patent holdings for IPC class B66B 21/12
Total number of patents in this class: 27
10-year publication summary
|
10
|
8
|
2
|
0
|
1
|
2
|
0
|
6
|
3
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ThyssenKrupp Elevator Innovation Center, S.A. | 40 |
8 |
| Beltways, Inc. | 10 |
8 |
| Inventio AG | 2314 |
3 |
| Kone Oyj | 2000 |
3 |
| Otis Elevator Company | 2677 |
1 |
| ThyssenKrupp Elevator AG | 217 |
1 |
| Universal City Studios LLC | 2218 |
1 |
| Kerett Electronic Services Ltd | 3 |
1 |
| Yaskawa Electric America, Inc. | 1 |
1 |
| Other owners | 0 |