- All sections
- B - Performing operations; transporting
- B66B - Elevators; escalators or moving walkways
- B66B 23/14 - Guiding means for carrying surfaces
Patent holdings for IPC class B66B 23/14
Total number of patents in this class: 102
10-year publication summary
|
15
|
7
|
7
|
10
|
13
|
9
|
6
|
6
|
5
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Otis Elevator Company | 2677 |
21 |
| Inventio AG | 2314 |
16 |
| Mitsubishi Electric Corporation | 43934 |
13 |
| Kone Oyj | 2000 |
13 |
| ThyssenKrupp Elevator Innovation Center, S.A. | 40 |
6 |
| TK Elevator Innovation and Operations GmbH | 158 |
4 |
| Innova Patent GmbH | 243 |
3 |
| ThyssenKrupp AG | 3086 |
2 |
| ThyssenKrupp Elevator AG | 217 |
2 |
| Toshiba Elevator Kabushiki Kaisha | 101 |
2 |
| Suzhou Shenlong Elevator Co., Ltd | 2 |
2 |
| Mitsubishi Electric Building Solutions Corporation | 222 |
2 |
| Semperit AG Holding | 30 |
1 |
| ThyssenKrupp Fahrtreppen GmbH | 4 |
1 |
| ThyssenKrupp Norte, S.A. | 1 |
1 |
| KOLLMEY, Michael | 1 |
1 |
| MAHN, Christine | 1 |
1 |
| PROSKE, Antje | 1 |
1 |
| STRUVE, Birgit | 1 |
1 |
| Suzhou Jiangnan Jiajie Elevator Corporation | 1 |
1 |
| Other owners | 8 |