- All sections
- B - Performing operationstransporting
- B66B - Elevatorsescalators or moving walkways
- B66B 5/16 - Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
Patent holdings for IPC class B66B 5/16
Total number of patents in this class: 178
10-year publication summary
|
18
|
24
|
14
|
16
|
14
|
20
|
12
|
14
|
6
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Otis Elevator Company | 2702 |
50 |
| Kone Oyj | 2156 |
23 |
| Inventio AG | 2403 |
18 |
| Mitsubishi Electric Corporation | 48048 |
16 |
| Hitachi, Ltd. | 16113 |
13 |
| Hangzhou Huning Elevator Parts Co., Ltd. | 12 |
5 |
| ThyssenKrupp AG | 3399 |
4 |
| ThyssenKrupp Elevator AG | 207 |
4 |
| Taiyuan University of Technology | 313 |
3 |
| TK Elevator Innovation and Operations GmbH | 221 |
3 |
| Federal Equipment Company | 2 |
2 |
| Wittur Holding GmbH | 136 |
2 |
| Suzhou Mayford Elevator Co., Ltd | 5 |
2 |
| Winone Elevator Company Limited | 20 |
2 |
| Hydrasafe Brake, LLC | 5 |
2 |
| BORKOW, Haggai | 5 |
2 |
| ZF Friedrichshafen AG | 7247 |
1 |
| AIP ApS | 20 |
1 |
| DualLift GmbH | 7 |
1 |
| Gumyoung General Co., Ltd. | 7 |
1 |
| Other owners | 23 |