- All sections
- B - Performing operationstransporting
- B66B - Elevatorsescalators or moving walkways
- B66B 13/14 - Control systems or devices
Patent holdings for IPC class B66B 13/14
Total number of patents in this class: 335
10-year publication summary
|
20
|
23
|
32
|
36
|
36
|
29
|
27
|
29
|
24
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46249 |
77 |
| Otis Elevator Company | 2660 |
68 |
| Inventio AG | 2380 |
52 |
| Kone Oyj | 2087 |
39 |
| Siemens AG | 24437 |
11 |
| Mitsubishi Electric Building Techno-Service Co., Ltd. | 419 |
9 |
| Mitsubishi Electric Building Solutions Corporation | 348 |
8 |
| MITSUBISHI DENKI KABUSHIKI KAISHA also trading as Mitsubishi Electric Corporation | 302 |
7 |
| Hitachi, Ltd. | 15521 |
6 |
| Hyundai Elevator Co., Ltd. | 56 |
5 |
| FRANZ XAVER MEILLER FAHRZEUG - UND MASCHINENFABRIK - GmbH & CO KG | 50 |
4 |
| CEDES AG | 86 |
3 |
| Fujitec Co., Ltd. | 69 |
3 |
| TK Elevator Innovation and Operations GmbH | 194 |
3 |
| Naver Corporation | 681 |
2 |
| Precision Elevator Corp. | 5 |
2 |
| Toshiba Elevator Kabushiki Kaisha | 65 |
2 |
| Suzhou Inovance Technology Co., Ltd. | 41 |
2 |
| Hitachi Building Technology (Guangzhou) Co., Ltd. | 37 |
2 |
| Herr Pluto AG | 8 |
2 |
| Other owners | 28 |