- All sections
- B - Performing operations; transporting
- B66B - Elevators; escalators or moving walkways
- B66B 19/00 - Mining-hoist operation
Patent holdings for IPC class B66B 19/00
Total number of patents in this class: 538
10-year publication summary
|
43
|
41
|
52
|
54
|
47
|
58
|
67
|
69
|
60
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Inventio AG | 2314 |
209 |
| Kone Oyj | 2000 |
137 |
| Otis Elevator Company | 2677 |
64 |
| Mitsubishi Electric Corporation | 43934 |
11 |
| ABB Schweiz AG | 6321 |
9 |
| ThyssenKrupp Elevator AG | 217 |
8 |
| ThyssenKrupp AG | 3086 |
7 |
| TK Elevator Innovation and Operations GmbH | 158 |
6 |
| Wurtec, Incorporated | 16 |
5 |
| Bruno Independent Living Aids, Inc. | 35 |
4 |
| Technological Resources Pty. Limited | 444 |
3 |
| Kone Elevators Co., Ltd. | 28 |
3 |
| XL Industries | 4 |
3 |
| Buildz, LLC | 21 |
3 |
| The Boeing Company | 19843 |
2 |
| Hitachi, Ltd. | 16452 |
2 |
| China University of Mining and Technology | 1189 |
2 |
| Fujitec Co., Ltd. | 67 |
2 |
| Hyundai Elevator Co., Ltd. | 26 |
2 |
| Innovative Building Technologies, LLC | 70 |
2 |
| Other owners | 54 |