- All sections
- B - Performing operations; transporting
- B66B - Elevators; escalators or moving walkways
- B66B 17/20 - Applications of loading or unloading equipment for loading or unloading mining-hoist cars or cages by moving vehicles into, or out of, the cars or cages
Patent holdings for IPC class B66B 17/20
Total number of patents in this class: 38
10-year publication summary
|
0
|
0
|
2
|
6
|
4
|
8
|
8
|
2
|
4
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
24 |
| Mitsubishi Electric Building Techno-Service Co., Ltd. | 427 |
4 |
| Kone Oyj | 2000 |
2 |
| Mitsubishi Electric Building Solutions Corporation | 222 |
2 |
| Hyundai Motor Company | 19021 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| Hitachi Building Systems Co., Ltd. | 45 |
1 |
| National Institute of Information and Communications Technology | 594 |
1 |
| ZMP Inc. | 17 |
1 |
| MetraLabs GmbH Neue Technologien und Systeme | 11 |
1 |
| Other owners | 0 |