- All sections
- B - Performing operationstransporting
- B66B - Elevatorsescalators or moving walkways
- B66B 19/00 - Mining-hoist operation
Patent holdings for IPC class B66B 19/00
Total number of patents in this class: 579
10-year publication summary
|
41
|
52
|
54
|
46
|
58
|
67
|
69
|
63
|
41
|
23
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Inventio AG | 2359 |
230 |
| Kone Oyj | 2068 |
153 |
| Otis Elevator Company | 2658 |
68 |
| Mitsubishi Electric Corporation | 45583 |
10 |
| ABB Schweiz AG | 6851 |
8 |
| ThyssenKrupp Elevator AG | 209 |
8 |
| ThyssenKrupp AG | 3246 |
7 |
| TK Elevator Innovation and Operations GmbH | 168 |
6 |
| Wurtec, Incorporated | 18 |
5 |
| Bruno Independent Living Aids, Inc. | 34 |
4 |
| Innovative Building Technologies, LLC | 67 |
3 |
| Technological Resources Pty. Limited | 441 |
3 |
| Kone Elevators Co., Ltd. | 33 |
3 |
| XL Industries | 4 |
3 |
| Buildz, LLC | 28 |
3 |
| The Boeing Company | 19953 |
2 |
| Hitachi, Ltd. | 15364 |
2 |
| China University of Mining and Technology | 1232 |
2 |
| Fujitec Co., Ltd. | 68 |
2 |
| Hyundai Elevator Co., Ltd. | 52 |
2 |
| Other owners | 55 |