- All sections
- B - Performing operationstransporting
- B66B - Elevatorsescalators or moving walkways
- B66B 21/00 - Kinds or types of escalators or moving walkways
Patent holdings for IPC class B66B 21/00
Total number of patents in this class: 44
10-year publication summary
|
6
|
5
|
4
|
4
|
5
|
2
|
2
|
1
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Inventio AG | 2359 |
13 |
| Otis Elevator Company | 2658 |
10 |
| Kone Oyj | 2068 |
3 |
| Beltways, Inc. | 17 |
3 |
| Raymond Laniado | 3 |
2 |
| RIVERFIELD Inc. | 216 |
2 |
| Hanson Lift (Suzhou) Co., Ltd. | 8 |
2 |
| Mitsubishi Electric Corporation | 45583 |
1 |
| Acorn Mobility Services Limited | 55 |
1 |
| RWM Technologies, LLC | 2 |
1 |
| Superior Tray Systems Inc. | 16 |
1 |
| ThyssenKrupp Elevator Innovation Center, S.A. | 36 |
1 |
| Toshiba Elevator Kabushiki Kaisha | 68 |
1 |
| Universidad Tecnológica de Panamá | 93 |
1 |
| TK Elevator Innovation and Operations GmbH | 168 |
1 |
| Thyssenkrupp Elevator (ES/PBB) GmbH | 3 |
1 |
| Other owners | 0 |