- All sections
- B - Performing operationstransporting
- B66B - Elevatorsescalators or moving walkways
- B66B 13/16 - Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
Patent holdings for IPC class B66B 13/16
Total number of patents in this class: 93
10-year publication summary
|
5
|
13
|
17
|
14
|
3
|
4
|
7
|
8
|
7
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Otis Elevator Company | 2666 |
26 |
| Inventio AG | 2382 |
24 |
| Kone Oyj | 2082 |
11 |
| Mitsubishi Electric Corporation | 45946 |
6 |
| Hitachi, Ltd. | 15467 |
4 |
| Fujitec Co., Ltd. | 69 |
2 |
| G.A.L. Manufacturing Company LLC | 15 |
2 |
| Shanghai Mitsubishi Elevator Co., Ltd. | 8 |
2 |
| Hitachi Building Systems Co., Ltd. | 51 |
1 |
| Peelle Company, The | 10 |
1 |
| The Peelle Company Ltd. | 3 |
1 |
| SEW-EURODRIVE GmbH & Co. KG | 1949 |
1 |
| Wittur Holding GmbH | 111 |
1 |
| Wobben Properties GmbH | 1213 |
1 |
| Brilliant Stages Ltd. | 7 |
1 |
| Vimec S.r.l. | 7 |
1 |
| Merih Asansör Sanayi ve Ticaret Anonim Sirketi | 5 |
1 |
| T.E. SRL | 1 |
1 |
| thyssenkrupp Elevator Innovation and Operations GmbH | 37 |
1 |
| EDS Inovasyon Makine ve Otomasyon Ltd. Sti. | 2 |
1 |
| Other owners | 4 |