- All sections
- B - Performing operationstransporting
- B66B - Elevatorsescalators or moving walkways
- B66B 31/02 - Accessories for escalators, or moving walkways, e.g. for sterilising or cleaning for handrails
Patent holdings for IPC class B66B 31/02
Total number of patents in this class: 102
10-year publication summary
|
5
|
6
|
8
|
15
|
9
|
11
|
27
|
9
|
8
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Inventio AG | 2382 |
15 |
| Mitsubishi Electric Corporation | 45946 |
10 |
| Otis Elevator Company | 2666 |
6 |
| Thomsen, Christian E. | 6 |
5 |
| Mitsubishi Electric Building Techno-Service Co., Ltd. | 419 |
4 |
| Kone Oyj | 2082 |
4 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1420 |
4 |
| Mitsubishi Electric Building Solutions Corporation | 335 |
4 |
| Hitachi, Ltd. | 15467 |
3 |
| LG Innotek Co., Ltd. | 7590 |
3 |
| Kone Elevators Co., Ltd. | 33 |
3 |
| Vyv, Inc. | 35 |
3 |
| Adtec Europe Ltd. | 4 |
2 |
| EHC Canada, Inc. | 31 |
2 |
| Korea Airports Corporation | 57 |
2 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1772 |
2 |
| Sookyoung A.i.d. Co., Ltd. | 2 |
2 |
| AT&T Intellectual Property I, L.P. | 9494 |
1 |
| NEC Corporation | 35509 |
1 |
| Hewlett-Packard Development Company, L.P. | 25910 |
1 |
| Other owners | 25 |