- 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: 179
10-year publication summary
|
12
|
18
|
24
|
14
|
16
|
14
|
19
|
12
|
14
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Otis Elevator Company | 2658 |
51 |
| Kone Oyj | 2068 |
24 |
| Inventio AG | 2359 |
18 |
| Mitsubishi Electric Corporation | 45583 |
16 |
| Hitachi, Ltd. | 15364 |
11 |
| Hangzhou Huning Elevator Parts Co., Ltd. | 12 |
5 |
| ThyssenKrupp AG | 3246 |
4 |
| ThyssenKrupp Elevator AG | 209 |
4 |
| Taiyuan University of Technology | 245 |
3 |
| Federal Equipment Company | 2 |
2 |
| Wittur Holding GmbH | 109 |
2 |
| Suzhou Mayford Elevator Co., Ltd | 5 |
2 |
| TK Elevator Innovation and Operations GmbH | 168 |
2 |
| Winone Elevator Company Limited | 14 |
2 |
| Hydrasafe Brake, LLC | 4 |
2 |
| BORKOW, Haggai | 3 |
2 |
| ZF Friedrichshafen AG | 7098 |
1 |
| AIP ApS | 20 |
1 |
| DualLift GmbH | 7 |
1 |
| Gumyoung General Co., Ltd. | 6 |
1 |
| Other owners | 25 |