- All sections
- B - Performing operationstransporting
- B66B - Elevatorsescalators or moving walkways
- B66B 11/02 - Cages
Patent holdings for IPC class B66B 11/02
Total number of patents in this class: 901
10-year publication summary
|
78
|
91
|
97
|
115
|
85
|
83
|
78
|
62
|
49
|
26
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46093 |
190 |
| Otis Elevator Company | 2665 |
147 |
| Inventio AG | 2383 |
113 |
| Kone Oyj | 2091 |
87 |
| Hitachi, Ltd. | 15484 |
54 |
| Japan Elevator Service Holdings Co., Ltd. | 49 |
16 |
| ThyssenKrupp Elevator AG | 209 |
14 |
| Mitsubishi Electric Building Techno-Service Co., Ltd. | 419 |
12 |
| ThyssenKrupp AG | 3283 |
11 |
| Mitsubishi Electric Building Solutions Corporation | 341 |
10 |
| MITSUBISHI DENKI KABUSHIKI KAISHA also trading as Mitsubishi Electric Corporation | 325 |
9 |
| TK Elevator Innovation and Operations GmbH | 197 |
7 |
| Hyundai Elevator Co., Ltd. | 55 |
6 |
| Man-D-Tec, Inc. | 35 |
6 |
| China University of Mining and Technology | 1253 |
5 |
| Wittur Holding GmbH | 114 |
5 |
| Canny Elevator Co., Ltd. | 20 |
5 |
| Harry Miller Co., LLC | 24 |
5 |
| Dajit | 7 |
5 |
| Hitachi Building Systems Co., Ltd. | 52 |
4 |
| Other owners | 190 |