- All sections
- B - Performing operationstransporting
- B66B - Elevatorsescalators or moving walkways
- B66B 1/30 - Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical effective on driving gear
Patent holdings for IPC class B66B 1/30
Total number of patents in this class: 379
10-year publication summary
|
22
|
47
|
36
|
39
|
34
|
25
|
34
|
14
|
21
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Otis Elevator Company | 2652 |
114 |
| Kone Oyj | 2096 |
93 |
| Mitsubishi Electric Corporation | 46590 |
50 |
| Inventio AG | 2389 |
30 |
| TK Elevator Innovation and Operations GmbH | 196 |
8 |
| Hitachi, Ltd. | 15599 |
6 |
| Magnetek, Inc. | 96 |
6 |
| Toshiba Corporation | 12516 |
5 |
| ThyssenKrupp Elevator AG | 209 |
5 |
| ThyssenKrupp AG | 3315 |
4 |
| MITSUBISHI DENKI KABUSHIKI KAISHA also trading as Mitsubishi Electric Corporation | 244 |
3 |
| its Co., Ltd. | 114 |
3 |
| TK Home Solutions B.V. | 41 |
3 |
| Mitsubishi Electric Building Solutions Corporation | 367 |
3 |
| Acorn Mobility Services Limited | 55 |
2 |
| Alimak Hek AB | 5 |
2 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 665 |
2 |
| Lsis Co., Ltd. | 816 |
2 |
| Stannah Stairlifts Limited | 84 |
2 |
| Premco, Inc. | 2 |
2 |
| Other owners | 34 |